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Infection and Ethics Quiz Part 2 is here

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96
Created by Sameh Elshaer

Version 2 of Exam Questions of MARCH 2023 by dleprep.com

سنغطي جميع الأسئلة المتاحة في مارس 2023 ، وسيتم تحديث هذا الاختبار بشكل متكرر كلما تم الإعلان عن سؤال جديد.

1 / 54

1) Cavity depth less than 0.5 mm away from the pulp and the tooth is planned to be filled in composite:

2 / 54

2) Your relative asked to come and you insisted to add him at the end as an extra patient on your schedule, you follow what Ethical code:

3 / 54

3)  Vizirani-Akinosi injection technique:

4 / 54

4) Tip diameter of hand stainless steel endodontic file size 20:

If question mention that the file is rotary or nickle titanium,

So the tip of endodontic rotary file size 20 is 0.02 mm

We divide 20/100 to get the tip diameter, so equal 0.0.2 mm

5 / 54

5) Sever canine abscess affecting the eye causing colsure, why this case is considered as an emergency: 

Cavernous sinus thrombosis is a blood clot in the cavernous sinuses. It can be life-threatening. The cavernous sinuses are hollow spaces located under the brain, behind each eye socket.

 

 

6 / 54

6) The only tooth that shows 8 root configurations:

7 / 54

7) While you are performing root canal treatement for lowr right first molar and unfortunately you forced the irrigant beyond the apex and NAOCL accident occured and what should you do:

NaOCl accident= severe pain, edema of neighboring soft tissues, edema over the injured half of face and upper lip, profuse bleeding from root canal, profuse interstitial bleeding with hemorrhage of skin and mucosa (ecchymosis).

Management : Control pain with LA and analgesics , cold compresses then after 1day warm compresses.

8 / 54

8) Hepatitis patient will have several extractions, the test needed:

9 / 54

9) Space required between two implants:

10 / 54

10) If the patient came to your clinic and you discovered that he has a cancer disease but his son doesn't want you to tell him that he has a cancer disease for the fear of his emotional status , what you should do:

11 / 54

11) Drug cause metallic taste:

Metallic taste :
1- ACE inhibitors - hypertension
2-Adenosin / Flecaininde (CCB) - Arrythmias
3- Metranidazole
4- Metformin - DM
5- Xerostomia
4- NUG
6- Galvanism - amalgam

12 / 54

12) You are treating a female patient and on the step of shade selection, you asked someone to enter to help you in the selection, she was anger, you breached the patient:

13 / 54

13) Number of plates to fix symphysis fracture:

14 / 54

14) Girl 11 years old, her weight is 35 kilogram had swallowed a toothpaste which contained 21 gram fluoride and her mother brought it to your clinic, how could you manage the case:

We divide the amount of fluoride ingested by the girl's weight:

21/35 = 0.6 gm

0.6 gm = 600 mg ... which is a lethal dose in children

So this is an emergency case and should be admitted in the hospital immediately.

15 / 54

15) Material used for periapical healing:

16 / 54

16) Anticipated interdental papilla height in case between tooth and implant:

17 / 54

17) To extract lower D and E Anathesia block to:

18 / 54

18) Endo treated tooth with lateral lesion as show in the photo, what is your case diagnosis:

19 / 54

19) What is the color coding of UNC-15 probe:

20 / 54

20) Firm edentulous ridge and sever atrophic bone impression technique:

21 / 54

21) Intruted tooth with 8mm intrusion, the splinting time needed:

Teeth with incomplete root formation:
- Up to 7mm intrusion, allow for re-eruption without intervention.
If no movement, initiate orthodontic repositioning within 3 weeks.
- In cases of >7mm, reposition surgically or orthodontically within 3 weeks.

Teeth with complete root formation:
- Up to 3mm intrusion and <17 years old, allow for re-eruption without intervention.
If no movement after 2–3 weeks, reposition surgically or orthodontically before ankylosis develops.
- Between 3-7mm intrusion, reposition surgically or orthodontically within 3 weeks.
- In cases of >7mm, reposition surgically. Splint for 2 weeks using a flexible splint. If displacement is extensive, splint for 4 weeks.
- Suture gingival laceration, especially in the cervical area.

22 / 54

22) The lower molar is close to the Inferior alveolar canal, and you have the fear of injurying the nerve, what should you do:

23 / 54

23) What are the number of rests and retainers in class 4 Kennedy Classification:

24 / 54

24) Sending an impression to the dental laboratory should be in:

Disinfection of impressions =
Alginate + compound + polyether = 0.5% NaOCl 10min
ZOE + polysulphide + PVS = 2% Gultaraaldehyde

25 / 54

25) 13 years old patient with bilateral posterior cross bite and with skeletal dificiency, how to manage the case:

26 / 54

26) Which of the following genetic disorders causes sever bone loss, periodontal destruction and early loss of teeth:

27 / 54

27) The denture cleanser that harms the soft tissue:

28 / 54

28) Dry heat time at 320 F:

29 / 54

29) Type of plaster used in RPD model cast:

30 / 54

30) Lateral luxation required splinting time:

31 / 54

31) Calculate Ibuprofen dose for 30 kg child per day (100/5ml):

Method of calculation:

We multiply ( 5 x 25 x 30) / 100 = 37.5

Then 37.5 / 3 = 12.5

So the answer is 12.5 ml

32 / 54

32) What is the chair position while treating a patient suffering from a sever Chronic Obstructive Pulmonary Disease (COPD):

33 / 54

33) Gaw-Gates injection technique:

34 / 54

34) Prophy cups should be:

35 / 54

35) The implant should be placed:

36 / 54

36) Definition of Concussion:

37 / 54

37) Camufalge class III treatment:

Guideline for Extraction in Class III Malocclusion:

Treatment of class III has several different modalities:

  • Early orthopedic treatment (treatment of the musculoskeletal system), example: rapid palatal expansion + face mask.
  • Orthodontic camouflage (extraction/non-extraction);
  • Orthognathic surgery.

 

  • The extraction of choice for camouflage is extraction of lower first premolars and upper second premolars.
  • Extraction of all first premolar is carried out sometimes in severe crowding or in cases of class III complicated with anterior open bite.

38 / 54

38) Failure at the porcelain attachment to porcelain:

39 / 54

39) Management of internal root resorption in permanent teeth:

40 / 54

40) Drug causes gagging reflex in heart failure patient:

Digoxin/Digitalis drug (Barbiturates - treat Heart Failure/Cardiac Arrhythmias)

Digoxin  with epinephrine increases risk of arrythmias and drug increase gag reflex

 

41 / 54

41) Patient has an upper first molar with shallow amalgam restoration and has discomfort and dull pain on biting below the eye area, what could be probably the cause:

42 / 54

42) Doctor has an accidental needle stick while treating a patient has HIV infection:

43 / 54

43) 7 years child brushing twice daily what toothpaste to use with fluoride for that child:

44 / 54

44) Patient complaining of visible veneer margin and want to replace it, what is the best margin level (causing the least inflammation and enhance esthetics in this case):

45 / 54

45) Instrument used to remove Gutta Percha:

46 / 54

46) The position to prevent hypotension in pregnant women while she is on the dental chair:

47 / 54

47) Length of working part of iso endodontic files:

48 / 54

48) Where to place the lobe in band and lobe space maintainer:

The appliance incorporates a band or crown on the second primary molar with a soldered wire-loop extension extending forward to come into contact with the distal-cervical surface of the primary canine in the quadrant.

49 / 54

49) A previously treated endodontic lower central, shows endodontic failure and needs retreatment, what is the possible causative pathogen:

 

50 / 54

50) Patient taking bisphosphonate what is correct about giving antibiotics:

51 / 54

51) What is the inorganic part of dentin:

52 / 54

52) Warthon duct related to which gland:

53 / 54

53) Girl wanted to make Hollywood smile and you have another opinion:

54 / 54

54) Type of restoration in apprehensive child:

Your score is

0%

Exit

0%
101
Created by Sameh Elshaer

Version 1 of Exam Questions of MARCH 2023 by dleprep.com

سنغطي جميع الأسئلة المتاحة في مارس 2023 ، وسيتم تحديث هذا الاختبار بشكل متكرر كلما تم الإعلان عن سؤال جديد.

1 / 26

1) Drug cause metallic taste:

Metallic taste :
1- ACE inhibitors - hypertension
2-Adenosin / Flecaininde (CCB) - Arrythmias
3- Metranidazole
4- Metformin - DM
5- Xerostomia
4- NUG
6- Galvanism - amalgam

2 / 26

2)  Vizirani-Akinosi injection technique:

3 / 26

3) Your relative asked to come and you insisted to add him at the end as an extra patient on your schedule, you follow what Ethical code:

4 / 26

4) Sever canine abscess affecting the eye causing colsure, why this case is considered as an emergency: 

Cavernous sinus thrombosis is a blood clot in the cavernous sinuses. It can be life-threatening. The cavernous sinuses are hollow spaces located under the brain, behind each eye socket.

 

 

5 / 26

5) Where to place the lobe in band and lobe space maintainer:

The appliance incorporates a band or crown on the second primary molar with a soldered wire-loop extension extending forward to come into contact with the distal-cervical surface of the primary canine in the quadrant.

6 / 26

6) To extract lower D and E Anathesia block to:

7 / 26

7) Drug causes gagging reflex in heart failure patient:

Digoxin/Digitalis drug (Barbiturates - treat Heart Failure/Cardiac Arrhythmias)

Digoxin  with epinephrine increases risk of arrythmias and drug increase gag reflex

 

8 / 26

8) The lower molar is close to the Inferior alveolar canal, and you have the fear of injurying the nerve, what should you do:

9 / 26

9) 13 years old patient with bilateral posterior cross bite and with skeletal dificiency, how to manage the case:

10 / 26

10) Camufalge class III treatment:

Guideline for Extraction in Class III Malocclusion:

Treatment of class III has several different modalities:

  • Early orthopedic treatment (treatment of the musculoskeletal system), example: rapid palatal expansion + face mask.
  • Orthodontic camouflage (extraction/non-extraction);
  • Orthognathic surgery.

 

  • The extraction of choice for camouflage is extraction of lower first premolars and upper second premolars.
  • Extraction of all first premolar is carried out sometimes in severe crowding or in cases of class III complicated with anterior open bite.

11 / 26

11) Sending an impression to the dental laboratory should be in:

Disinfection of impressions =
Alginate + compound + polyether = 0.5% NaOCl 10min
ZOE + polysulphide + PVS = 2% Gultaraaldehyde

12 / 26

12) The position to prevent hypotension in pregnant women while she is on the dental chair:

13 / 26

13) Intruted tooth with 8mm intrusion, the splinting time needed:

Teeth with incomplete root formation:
- Up to 7mm intrusion, allow for re-eruption without intervention.
If no movement, initiate orthodontic repositioning within 3 weeks.
- In cases of >7mm, reposition surgically or orthodontically within 3 weeks.

Teeth with complete root formation:
- Up to 3mm intrusion and <17 years old, allow for re-eruption without intervention.
If no movement after 2–3 weeks, reposition surgically or orthodontically before ankylosis develops.
- Between 3-7mm intrusion, reposition surgically or orthodontically within 3 weeks.
- In cases of >7mm, reposition surgically. Splint for 2 weeks using a flexible splint. If displacement is extensive, splint for 4 weeks.
- Suture gingival laceration, especially in the cervical area.

14 / 26

14) The implant should be placed:

15 / 26

15) Hepatitis patient will have several extractions, the test needed:

16 / 26

16) Girl wanted to make Hollywood smile and you have another opinion:

17 / 26

17) Dry heat time at 320 F:

18 / 26

18) Firm edentulous ridge and sever atrophic bone impression technique:

19 / 26

19) Girl 11 years old, her weight is 35 kilogram had swallowed a toothpaste which contained 21 gram fluoride and her mother brought it to your clinic, how could you manage the case:

We divide the amount of fluoride ingested by the girl's weight:

21/35 = 0.6 gm

0.6 gm = 600 mg ... which is a lethal dose in children

So this is an emergency case and should be admitted in the hospital immediately.

20 / 26

20) Cavity depth less than 0.5 mm away from the pulp and the tooth is planned to be filled in composite:

21 / 26

21) The denture cleanser that harms the soft tissue:

22 / 26

22) Type of restoration in apprehensive child:

23 / 26

23) Gaw-Gates injection technique:

24 / 26

24) Prophy cups should be:

25 / 26

25) Number of plates to fix symphysis fracture:

26 / 26

26) Patient has an upper first molar with shallow amalgam restoration and has discomfort and dull pain on biting below the eye area, what could be probably the cause:

Your score is

0%

Exit

0%
18
Created by Sameh Elshaer

SDLE Mock Exam by dleprep.com Corrected

1 / 225

1) According to the Kennedy's classification, the (bilateral) edentulous areas located posterior to the remaining natural teeth is:

2 / 225

2) Material used for periapical healing:

3 / 225

3) What is immediate implant?

4 / 225

4) To extract lower D and E Anathesia block to:

5 / 225

5) What is the color coding of UNC-15 probe:

6 / 225

6) When you give baby nursery bottle with juices then what is the effect it will have on the child's teeth:

7 / 225

7) Lateral luxation required splinting time:

8 / 225

8) The powered toothbrush invented in:

9 / 225

9) What cranial nerves pass through the supraorbital foramen?

10 / 225

10) If a patient with a pocket depth of 5 mm around implant without mobility or bone loss, what is the treatment plan of this case:

11 / 225

11) Type of plaster used in RPD model cast:

12 / 225

12) Preventive Resin Restoration (PRR) is indicated in:

13 / 225

13) Number of plates to fix symphysis fracture:

14 / 225

14) Camufalge class III treatment:

Guideline for Extraction in Class III Malocclusion:

Treatment of class III has several different modalities:

  • Early orthopedic treatment (treatment of the musculoskeletal system), example: rapid palatal expansion + face mask.
  • Orthodontic camouflage (extraction/non-extraction);
  • Orthognathic surgery.

 

  • The extraction of choice for camouflage is extraction of lower first premolars and upper second premolars.
  • Extraction of all first premolar is carried out sometimes in severe crowding or in cases of class III complicated with anterior open bite.

15 / 225

15) Pterygopalatine ganglion related to which gland:

16 / 225

16) Failure at the porcelain attachment to porcelain:

17 / 225

17) Definition of Concussion:

18 / 225

18) Cavity depth less than 0.5 mm away from the pulp and the tooth is planned to be filled in composite:

19 / 225

19) Where to place the lobe in band and lobe space maintainer:

The appliance incorporates a band or crown on the second primary molar with a soldered wire-loop extension extending forward to come into contact with the distal-cervical surface of the primary canine in the quadrant.

20 / 225

20) Nerve anesthetize palatal mucosal tissues of the upper premolars:

21 / 225

21) Multi rooted teeth rotate around:

22 / 225

22) Resin Bonded Bridge:

23 / 225

23) The part of an RPD that takes place as a seat while preparation on the occulsal surface is:

24 / 225

24) 2nd number in the 4 Formula of dental instruments represents:

25 / 225

25) Success of Intrapulpal anaesthesia depends on:

26 / 225

26) A bur used for gaining endodontic access and has a safe cutting end to reduce risk of pulpal floor perforation:

27 / 225

27) What is the preferred choice of implant material for a patient who recently went through radiotherapy:

28 / 225

28) Dentist at the end of the day want to pour alginate impression quickly how can he do that:

29 / 225

29) Delivery of fixed restoration, overhanging margin should be removed so as:

30 / 225

30) In the casting ring, what is the function of the cellulose paper liners?

31 / 225

31) The denture cleanser that harms the soft tissue:

32 / 225

32) Patient has positive anti-HBs and positive anti-Hbc:

33 / 225

33) Girl wanted to make Hollywood smile and you have another opinion:

34 / 225

34) Identify the name of the device in the photo:

35 / 225

35) The aim of maintenance phase in operative dentistry is:

36 / 225

36) Burs used for occlusal rest preparation:

37 / 225

37) Disadvantage of full thickness mucoperiosteal flap:

38 / 225

38) What is Organic occlusion:

39 / 225

39) Type of virus in herpes zoster in late stage:

40 / 225

40) Hand washing between patients:

41 / 225

41) Patient has history of ammonia smell in his mouth and unilateral painless swelling in maxilla, upon radiographic examination the bone had “ground glass appearance", what the possible diagnosis:

42 / 225

42) An imaginary line around which the mandible may rotate in the sagittal plane:

43 / 225

43) Drug cause metallic taste:

Metallic taste :
1- ACE inhibitors - hypertension
2-Adenosin / Flecaininde (CCB) - Arrythmias
3- Metranidazole
4- Metformin - DM
5- Xerostomia
4- NUG
6- Galvanism - amalgam

44 / 225

44) What is the most retentive type of arch form?

45 / 225

45) What is most commonly observed in diabetic patients?

46 / 225

46) Management of orthodontic adult patient with class II division 1 malocclusion with no crowded upper and lower teeth:

47 / 225

47) What are the number of rests and retainers in class 4 Kennedy Classification:

48 / 225

48) Most commonly used intracranial medication is:

49 / 225

49) Which material is more stable in color:

50 / 225

50) Type of restoration in apprehensive child:

51 / 225

51) File with active cutting tip:

52 / 225

52) Sending an impression to the dental laboratory should be in:

Disinfection of impressions =
Alginate + compound + polyether = 0.5% NaOCl 10min
ZOE + polysulphide + PVS = 2% Gultaraaldehyde

53 / 225

53) PH of Sodium Hypochlorite:

54 / 225

54) Periodontal loss of attachment at radicular bone leads to:

55 / 225

55) Patient comes with failed endodontic therapy. What is the best treatment to do:

56 / 225

56) How to increase the setting time of dental stone:

57 / 225

57) Patient has tilted 47 and wants to place an implant in missing 46, how to manage the space loss:

58 / 225

58) Method of sterilization of Polyvinylsiloxane impression material:

59 / 225

59) Patient comes to you with a fractured Root Canal Treated tooth and you plan to do Post and Core. What is most important factor for treatment success :

60 / 225

60) Patient taking bisphosphonate what is correct about giving antibiotics:

61 / 225

61) 7 years child brushing twice daily what toothpaste to use with fluoride for that child:

62 / 225

62) According to the shown photo, diagnose the disease:

63 / 225

63) Substantivity is the property means persistence of effect of a topically applied drug  and to be released when required from the oral structures, is the property of which material:

64 / 225

64) While you are performing root canal treatement for lowr right first molar and unfortunately you forced the irrigant beyond the apex and NAOCL accident occured and what should you do:

NaOCl accident= severe pain, edema of neighboring soft tissues, edema over the injured half of face and upper lip, profuse bleeding from root canal, profuse interstitial bleeding with hemorrhage of skin and mucosa (ecchymosis).

Management : Control pain with LA and analgesics , cold compresses then after 1day warm compresses.

65 / 225

65) Chemical Vapor sterilization setting:

66 / 225

66)  Vizirani-Akinosi injection technique:

67 / 225

67) Proxy brush used with which class of furcation:

68 / 225

68) 1st number in the 3 Formula of dental instruments represents:

69 / 225

69) 2nd number in the 4 Formula of dental instruments represents:

70 / 225

70) What is the worst bone type for implant?

71 / 225

71) Walls of pulpal chamber during access opening should be:

72 / 225

72) Cell to cell communication between bacteria is done by:

73 / 225

73) HBV stay at dental clinic:

74 / 225

74) Trigeminal neuralgia treated by carbamazepine (Tegretol®). The maximum dose per day divided is:

75 / 225

75) Patient allergic to penicillin and needs prophylactic antibiotic before surgery for the fear of development of infective endocarditis, what is the alternative you can give him:

76 / 225

76) Girl 11 years old, her weight is 35 kilogram had swallowed a toothpaste which contained 21 gram fluoride and her mother brought it to your clinic, how could you manage the case:

We divide the amount of fluoride ingested by the girl's weight:

21/35 = 0.6 gm

0.6 gm = 600 mg ... which is a lethal dose in children

So this is an emergency case and should be admitted in the hospital immediately.

77 / 225

77) Your relative asked to come and you insisted to add him at the end as an extra patient on your schedule, you follow what Ethical code:

78 / 225

78) During tooth removal half root fracture inside the socket which elevator can be used?

79 / 225

79) In case of Cvek pulpotomy technique, we should:

80 / 225

80) Tip diameter of hand stainless steel endodontic file size 20:

If question mention that the file is rotary or nickle titanium,

So the tip of endodontic rotary file size 20 is 0.02 mm

We divide 20/100 to get the tip diameter, so equal 0.0.2 mm

81 / 225

81) Multiple injury and bruise in child:

82 / 225

82) Patient with exposed bone, no infection, history of bisphosphonate , what is the management:

83 / 225

83) A dental hand-instrument with the formula: 10-85-8-14, where number 85 represents:

84 / 225

84) White Rough wrinkled lesion in buccal mucosa ?

85 / 225

85) Complete re-epithelization after surgery occurs after:

86 / 225

86) Patient has been delivered an immediate complete denture and after 2 days he could not insert it again, why?

87 / 225

87) Patient has thrombocytopenia and the decrease in number of platelets will lead to:

88 / 225

88) What is the Hallmark of Sarcoidosis:

89 / 225

89) Success rate of Fixed partial denture after 10 and 15 years respectively:

90 / 225

90) Other name for cementoblastoma:

91 / 225

91) A 21 year old man comes to the dental clinic. You notice he has plaque and calculus accumulation. A Scalar with elliptical motion was used in this patient for scaling. Which is the type of scaler?

92 / 225

92) What is the best media for keep an avulsed Primary Central Incisor:

93 / 225

93) Firm edentulous ridge and sever atrophic bone impression technique:

94 / 225

94) Growth of the maxilla is primary by:

95 / 225

95) According to the Kennedy's classification, the (bilateral) edentulous areas located anterior to the remaining natural teeth is:

96 / 225

96) Patient with pseudo class III, what is the management:

97 / 225

97) How to increase setting time of the Zinc oxide impression:

98 / 225

98) an autoimmune disease associated with rheumatoid arthritis:

99 / 225

99) Fluoride in water concentrates at:

100 / 225

100) Gaw-Gates injection technique:

101 / 225

101) What is the correct sequence of restoration :

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102) Vertical distance from the crest of bone to the height of the interproximal papilla between adjacent implants:

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103) 1st number in the 3 Formula of dental instruments represents:

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104) Spedding principle:

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105) A women comes to your clinic with white lesion. On examination you find it to be arrested caries. What treatment would your provide:

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106) Sever canine abscess affecting the eye causing colsure, why this case is considered as an emergency: 

Cavernous sinus thrombosis is a blood clot in the cavernous sinuses. It can be life-threatening. The cavernous sinuses are hollow spaces located under the brain, behind each eye socket.

 

 

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107) What is the best media for keeping an avulsed tooth:

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108) Prophy cups should be:

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109) After performing pulpotomy with formocresol hyperemia of the pulp indicates:

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110) Management of an avulsed tooth with closed apex for more than 60 min to minimize external root resorption:

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111) What is the best bone type for implant?

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112) Check retractor and dental handpieces are under which category according to Spaulding Classification:

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113) Why did an amalgam chipped during carving?

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114) Surgical scrub before operations:

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115) Anticipated interdental papilla height in case between tooth and implant:

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116) One of Andrews' six keys of occlusion:

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117) The intracanal irrigant material with the highest PH:

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118) Dry heat time at 320 F:

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119) When the infiltration local anesthesia is not effective, the reason could be:

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120) Patient after delivery of upper complete denture and lower metallic partial denture with only remaining anterior teeth he was excellent, after 1 year he came to you with pain around the abutment after you checked everything is normal, what is the problem:

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121) Dry heat sterilization temperature:

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122) According to this photo, state the possible disease:

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123) Cleidocranial dysplasia is usually caused by mutations in:

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124) Patient comes to you with mild caries on his mandibular molar teeth only in the fissure area. Your treatment of choice will be:

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125) You are treating a female patient and on the step of shade selection, you asked someone to enter to help you in the selection, she was anger, you breached the patient:

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126) During Root Canal Treatment if the tooth is left open it will:

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127) Patient with a history of myocardial infarction came to your clinic for extraction, what painkiller will you give him?

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128) Epilepsy treated by carbamazepine (Tegretol®). The maximum dose per day divided is:

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129) Doctor has an accidental needle stick while treating a patient has HIV infection:

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130) What is the Patency file:

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131) What is the property of nickel titanium wires that makes it better than others?

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132) Which bacteria is found in new born baby's mouth:

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133) Patient taking aspirin how many days you tell him to stop before surgery:

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134) The position to prevent hypotension in pregnant women while she is on the dental chair:

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135) According to the photo, mention the possible condition:

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136) Impression material that can be poured twice:

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137) During mentoplasty, doctor should take care for injury of what nerve:

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138) Length of working part of iso endodontic files:

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139) Cutting part length of ISO file :

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140) Fluoride in water concentrates at:

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141) Instrument used to remove Gutta Percha:

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142) A previously treated endodontic lower central, shows endodontic failure and needs retreatment, what is the possible causative pathogen:

 

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143) Holes punched in the rubber dam too close together:

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144) What's the blade width of cutting instrumentations with the following formula: 10 -85-8-14

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145) H-Files are better than K-files by:

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146) Patient with Parkinson disease, has a high percentage of plaque, what will aid could improve his oral hygiene:

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147) Patient with interproximal caries detected by bitewing radiography, you want to detect caries that reach the pulp and causes infection, what to use:

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148) Walking bleaching technique of whitening the teeth is done using:

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149) What is the inorganic part of dentin:

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150) Which of the following make abutment teeth appear narrower:

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151) Dental caries:

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152) What drug administered by hypertensive patient, you should avoid using a retraction cord impregnated with epinephrine:

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153) The implant should be placed:

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154) Removing of dentine in dangerous zone to cementum is called:

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155) How is the fluoride tablet taken?

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156) Warthon duct related to which gland:

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157) The most stable result after orthodontic procedure is:

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158) Disinfectant of Gutta-Percha is done by:

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159) Patient complaining of visible veneer margin and want to replace it, what is the best margin level (causing the least inflammation and enhance esthetics in this case):

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160) Space required between two implants:

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161) The following chemically bonds to the tooth:

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162) Patient has an upper first molar with shallow amalgam restoration and has discomfort and dull pain on biting below the eye area, what could be probably the cause:

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163) Material with stable color and considerable hardness:

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164) Why do caries spread faster in children more than in adults

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165) Most common bacteria in Dental Waterline are:

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166) To sharpen the curette and sickle scaler, the cutting edge should be at angle:

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167) Nasal septum formed by:

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168) Patient has Tuberculosis with absence of risk factors shows what results in Tuberculin Skin Testing (TST):

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169) What is the mostly safe used sugar substitute?

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170) If the patient came to your clinic and you discovered that he has a cancer disease but his son doesn't want you to tell him that he has a cancer disease for the fear of his emotional status , what you should do:

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171) At what age if you give excessive fluoride to patient, it will cause fluorosis to permanent teeth:

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172) Concentration of Chlorohexidine in mouth washes:

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173) The occlusion concept that allows freedom of movement:

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174) Calculate Ibuprofen dose for 30 kg child per day (100/5ml):

Method of calculation:

We multiply ( 5 x 25 x 30) / 100 = 37.5

Then 37.5 / 3 = 12.5

So the answer is 12.5 ml

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175) Which of the following spaces are bilaterally involved in Ludwig's angina?

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176) What is the copper ratio that eliminates gamma phase 2:

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177) Patient came with an avulsed tooth, what is the most important to know to decide treatment plan:

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178) Which instrument is used subgingival:

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179) When should the child visit the orthodontist for the first time?

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180) If the degree of fusion of porcelain is 1150 °C and alloy melt 920 °C, what is the degree of fusing in Celsius them together to make porcelain fused to metal crown:

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181) Which ligament serves to limit excessive protrusion of the mandible:

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182) According to the photo, state the method of treatment:

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183) Level of bacterial colony in dental Waterline should be:

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184) The minimum amount of time in seconds that waterline should be washed between patients is:

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185) Which of the following genetic disorders causes sever bone loss, periodontal destruction and early loss of teeth:

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186) Your lab delivers you a crown with open margin in patient's mouth but fits well on the cast what will you do next?

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187) Most esthetic restoration and least adverse effect on gingiva:

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188) Patient with Hemophilia comes to your clinic. Which accessory injection will you provide :

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189) Management of internal root resorption in permanent teeth:

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190) The only tooth that shows 8 root configurations:

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191) A patient with lesion in posterior of the tongue want to take biopsy . How to pull the tongue?

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192) Hepatitis patient will have several extractions, the test needed:

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193) Most common histopathologic feature of a periapical lesion reveals :

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194) According to the photo presented, identify the class of the malformation:

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195) Continuous condensation technique in GP filling is:

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196) Cranial nerve provides sensory information to orofacial area:

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197) Addition of Epinephrine in local anesthesia:

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198) What is meant by hyper apnea?

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199) What is the chair position while treating a patient suffering from a sever Chronic Obstructive Pulmonary Disease (COPD):

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200) Impression material most stiff is:

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201) 13 years old patient with bilateral posterior cross bite and with skeletal dificiency, how to manage the case:

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202) The most important thing in documentation:

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203) The lower molar is close to the Inferior alveolar canal, and you have the fear of injurying the nerve, what should you do:

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204) What is the copper ratio that eliminates gamma phase 2:

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205) Mean corpuscular volume in Iron deficiency anemia:

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206) Bleaching technique with high risk of developing cervical resorption:

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207) The periodontium comprise which of the following tissues:

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208) Radiograph shows generalized almost diminished roots of all teeth with nearly obliterated pulp chambers and root canals, what’s the diagnosis?

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209) [CASE] A worrying mother brings her child to you seeking treatment for his newly erupted teeth. On Examination you find the no catch in the pits and fissure area. Your treatment would be:

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210) Drug causes gagging reflex in heart failure patient:

Digoxin/Digitalis drug (Barbiturates - treat Heart Failure/Cardiac Arrhythmias)

Digoxin  with epinephrine increases risk of arrythmias and drug increase gag reflex

 

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211) What is the most common bacteria causing infective endocarditis:

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212) Over denture most common cause of its failure and complication:

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213) Hand scrubbing with antiseptic gel for:

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214) AIDS patient has adherent white plaque on the plaque, when scrubbed leaves a red base . What should be the management?

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215) Best radiographic modality for vertical bone defects:

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216) Shoulder ceramic finish line which instrument use:

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217) A Child comes to your clinical with congenital heart defect fixed with a stent. You prescribe him antibiotics to prevent:

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218) Intruted tooth with 8mm intrusion, the splinting time needed:

Teeth with incomplete root formation:
- Up to 7mm intrusion, allow for re-eruption without intervention.
If no movement, initiate orthodontic repositioning within 3 weeks.
- In cases of >7mm, reposition surgically or orthodontically within 3 weeks.

Teeth with complete root formation:
- Up to 3mm intrusion and <17 years old, allow for re-eruption without intervention.
If no movement after 2–3 weeks, reposition surgically or orthodontically before ankylosis develops.
- Between 3-7mm intrusion, reposition surgically or orthodontically within 3 weeks.
- In cases of >7mm, reposition surgically. Splint for 2 weeks using a flexible splint. If displacement is extensive, splint for 4 weeks.
- Suture gingival laceration, especially in the cervical area.

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219) If a dentist is using a surgical blade and wants to take a periosteal elevator , how should he delivers the blade to the nurse ?

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220) Base of the flap should be wide for:

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221) Endo treated tooth with lateral lesion as show in the photo, what is your case diagnosis:

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222) After staring into an object the color fade quickly because of the physiologic limitation of the eye color receptors perception to only 30 seconds, so if more time is needed the eyes should rest by looking at:

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223) Management of an avulsed tooth with closed apex for more than 60 min to minimize external root resorption:

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224) [CASE] A child comes to your clinical and on examination you find attachment loss at upper canine and lower premolars. What is your diagnosis?

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225) The most commonly used irrigant in endodontics, sodium hypochlorite is used in the concentration of:

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