د حاتم البيطار

1. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
‫الرحيم‬ ‫الرحمن‬ ‫هللا‬ ‫بسم‬
Prometric
Dental
MCQS

2. Dr Hatem EL Bitar Prometric Dental MCQ
__________________________________________________________________________
All copy rights © reserved to Dr Hatem El Bitar
Collected
By
DR.
Hatem EL Bitar
-Dental Specialist
-Egyptian Fellowship

3. Dr Hatem EL Bitar Prometric Dental MCQ
__________________________________________________________________________
All copy rights © reserved to Dr Hatem El Bitar
I want to thank
God for all his
givings , support
and inspiration .

4. Dr Hatem EL Bitar Prometric Dental MCQ
__________________________________________________________________________
All copy rights © reserved to Dr Hatem El Bitar
Special thanks to all my
family who supports me to
achieve this effort .
Especially my mother who
inspired me and was there
for me all the time.

5. Dr Hatem EL Bitar Prometric Dental MCQ
__________________________________________________________________________
All copy rights © reserved to Dr Hatem El Bitar
Also Special thanks to
mediance academy who
helps me to bublish this
book.
I dedicate this book to them
all.

6. Dr Hatem EL Bitar Prometric Dental MCQ
__________________________________________________________________________
All copy rights © reserved to Dr Hatem El Bitar

7. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
-A dentist is removing extrinsic stains from a patients teeth when
suddenly the patient loses consciousness and stops breathing.What
is the first step in the management of this medical emergency
a. make sure there is an unobstructed airway
b. determine the cause of loss of consciousness
c. loosen tight clothing
d. attempt to ventilate the patient lungs
-.Among the following the most efficient method of brushing is
a. sulcular brushing
b. the stillmans technique
c. the side-to-side technique
d. the Charter technique

8. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
-When removing an impacted third molar,a dentist sections the
tooth for each of the following reasons except one.which one is this
exception
a. to shorten the surgical procedure
b. to minimize the amount of bone to be removed
c. to allow the tooth to be delivered to the occlusal aspect
d. to minimize exertion of force necessary to remove the teeth
-The most likely tissue reaction to gross over extension of a
complete denture that has been worn for a long time is
a. epulis fissuratum
b. pyogenic granuloma
c. papillary hyperplasia
d. gaint cell reperative granuloma

9. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
-.The optimal time to employ an orthodontic appliance that takes
the advantage of growth is during
a. late primary dentition
b. early mixed dentition
c. late mixed dentition
d. early permanent dentition
-Intial repolarization of the nerve after stimulation is due primarly
to
a. active transport of K+ into the cell
b. active transport of Na+ out of the cell
c. diffusion of Na+ into the cell along the concentration gradient
d. diffusion of K+ out of the cell along the concentration gradient

10. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
-.Selection of the proper kilovoltage for dental films is influenced by
a. target-film distance
b. temperature of the developing solution
c. diameter of the primary beam of radiation
d. density of the tissues to be radiographed
-.Local anesthetic agents act as nerve membrane stabilizers by
a. creating negative afterpotential
b. increasing conductance of potassium ions
c. preventing conductance of sodium ions from the interior of the
nerve to the exterior
d. preventing conductance of the sodium ions from the exterior of
the nerve to the interior

11. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
-.Clinical examination of 15 yr old girl reveals permanent central
incisiors, permanent canines and primary canines anterior to
premolar .The most probable cause
a. thumb sucking habits
b. ankylosed primary canine
c. arch length deficiency and premature exfoliation of permanent
laterals
d. congenitally missing permanent lateral incisior
-.Which of the following is an example of naturally acquired passive
immunity in humans
a. injection of gammaglobulins
b. transfusion of immune blood
c. placental transfer of antibody
d. antibody produced during recovery from measles

12. Dr Hatem EL Bitar Prometric Dental MCQ
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All copy rights © reserved to Dr Hatem El Bitar
-A 9 yr old child has a white spot on the facial surface of a
permanent maxillary central incisior .This condition is most
probably due to
a. hypocalcification secondary to trauma to the primary dentition in
the area
b. a hypoplastic defect secondary to a systemic infection at 6-12
months of age
c. a disturbance during the morphodifferentiation stage of tooth
development
d. hypercalcified enamel secondary to increased calcium uptake in
the tooth at 6-12 months of age
-Following the amputation of the coronal portion of the pulp of an
immature permanent first molar,the root stump should be capped
with
a. formocresol
b. calcium chloride
c. zinc oxide eugenol
d. calcium hydroxide