áîyŠÛa@廊Ûa@a@ái
Palestine Faculty of Medicine
" 1000 MCQ Bank "
2008-2009
Mohammed M. M.. Manaa
www.esnips.com/web/m4mn
www.esnips.com/web/m4mn
,MCQ Questions Preliminary examination
All of these questions are based on what people remembered after exams SO IT CAN NOT BE RELIED ON
100% but it is the only way to get an idea about the subjects, matters and topics you would be asked
about. Please add whatever you can after the exam ends and keep this sample in the hands of any who
is sitting the exam. By the way it took me about 4 months to get this organised the way it is now.
THANKS to all who have contributed to this and to all who will.
١. For lower premolars, the purpose of inclining the handpiece lingually is to,
A. Avoid buccal pulp horn *
B. Avoid lingual pulp horn
C. Remove unsupported enamel
D. Conserve lingual dentine
٢. For an amalgam Restoration of weakened cusp you should,
A. reduce cusp by 2mm on a flat base for more resistance *
B. reduce cusp by 2mm following the outline of the cusp
C. reduce 2mm for retention form
٣. Before filling a class V abrasion cavity with GIC you should,
A. Clean with pumice, rubber cup, water and weak acid *
B. Dry the cavity thoroughly before doing anything
C. Acid itch cavity then dry thoroughly
٤. Which of the following statement about the defective margins of amalgam
restoration is true?
A. The larger the breakdown, the greater the chance of decay.
٥. The retention Pin in an amalgam restoration should be placed,
A. Parallel to the outer wall
B. Parallel to the long axis of tooth
٦. The most common cause of failure of the IDN “Inferior Dental Nerve” block is,
A. Injecting too low
B. Injecting too high
,٧. Which one of the following are not used in water fluoridation:
A. SnF2
B. 1.23% APF *
C. H2SiF2
D. CaSiF2
E. 8% Stannous fluoride *
٨. The best way to clean cavity before the placement of GIC is,
A. H2O2
B. Phosphoric Acid
C. 10 % Polyacrylic acid *
٩. The most mineralised part of dentine is,
A. Peritubular dentine
١٠. A 45 year old patient awoke with swollen face, puffiness around the eyes, and
oedema of the upper lip with redness and dryness. When he went to bed he had the
swelling, pain or dental complaints. Examination shows several deep silicate
restorations in the anterior teeth but examination is negative for caries, thermal
tests, percussion, palpation, pain, and periapical area of rarefaction. The patient’s
temperature is normal. The day before he had a series of gastrointestinal x-rays at
the local hospital and was given a clean bill of health. The condition is:
A. Acute periapical abscess
B. Angioneurotic oedema
C. Infectious mononucleosis
D. Acute maxillary sinusitis
E. Acute apical periodontitis
١١. Internal resorption is,
A. Radiolucency over unaltered canal
B. Usually in a response to trauma
C. Radiopacity over unaltered canal
١٢. On replantation of an avulsed tooth could see,
A. Surface resorption, external resorption
B. Internal resorption
C. Inflammatory resorption
D. Replacement resorption
E. A, C and D
, F. All of the above
١٣. The percentage of total dentine surface dentinal tubules make in 0.5mm away from
pulp is,
A. 20%
B. 50%
١٤. The junction between primary and secondary dentine is,
A. A reversal line
B. Sharp curvature
C. A resting line
D. A reduction in the number of tubules
١٥. What is the correct sequence of events
A. Differentiation of odontoblast, elongation of enamel epithelium, dentine formation
then enamel formation.
B. Differentiation of odontoblast, dentine formation then enamel formation, elongation
of enamel epithelium.
C. Elongation of enamel epithelium, differentiation of odontoblast, dentine formation
then enamel formation. *
١٦. What is the sequence from superficial to the deepest in dentine caries?
A. Zone of bacterial penetration, demineralisation, sclerosis, reparative dentine
B. Zone of bacterial penetration, reparative dentine, demineralisation, sclerosis.
C. Zone of bacterial penetration, sclerosis, reparative dentine, demineralisation.
١٧. The nerve supply of the pulp is composed of which type of nerve fibres?
A. Afferent & sympathetic
١٨. In which direction does the palatal root of the upper first molar usually curve
towards?
A. Facial / buccal/
B. Lingual
C. Mesial
D. Distal
١٩. What is the common appearance of vertical tooth fracture?
A. Perio abscess like appearance
B. Displacement of fragments
Palestine Faculty of Medicine
" 1000 MCQ Bank "
2008-2009
Mohammed M. M.. Manaa
www.esnips.com/web/m4mn
www.esnips.com/web/m4mn
,MCQ Questions Preliminary examination
All of these questions are based on what people remembered after exams SO IT CAN NOT BE RELIED ON
100% but it is the only way to get an idea about the subjects, matters and topics you would be asked
about. Please add whatever you can after the exam ends and keep this sample in the hands of any who
is sitting the exam. By the way it took me about 4 months to get this organised the way it is now.
THANKS to all who have contributed to this and to all who will.
١. For lower premolars, the purpose of inclining the handpiece lingually is to,
A. Avoid buccal pulp horn *
B. Avoid lingual pulp horn
C. Remove unsupported enamel
D. Conserve lingual dentine
٢. For an amalgam Restoration of weakened cusp you should,
A. reduce cusp by 2mm on a flat base for more resistance *
B. reduce cusp by 2mm following the outline of the cusp
C. reduce 2mm for retention form
٣. Before filling a class V abrasion cavity with GIC you should,
A. Clean with pumice, rubber cup, water and weak acid *
B. Dry the cavity thoroughly before doing anything
C. Acid itch cavity then dry thoroughly
٤. Which of the following statement about the defective margins of amalgam
restoration is true?
A. The larger the breakdown, the greater the chance of decay.
٥. The retention Pin in an amalgam restoration should be placed,
A. Parallel to the outer wall
B. Parallel to the long axis of tooth
٦. The most common cause of failure of the IDN “Inferior Dental Nerve” block is,
A. Injecting too low
B. Injecting too high
,٧. Which one of the following are not used in water fluoridation:
A. SnF2
B. 1.23% APF *
C. H2SiF2
D. CaSiF2
E. 8% Stannous fluoride *
٨. The best way to clean cavity before the placement of GIC is,
A. H2O2
B. Phosphoric Acid
C. 10 % Polyacrylic acid *
٩. The most mineralised part of dentine is,
A. Peritubular dentine
١٠. A 45 year old patient awoke with swollen face, puffiness around the eyes, and
oedema of the upper lip with redness and dryness. When he went to bed he had the
swelling, pain or dental complaints. Examination shows several deep silicate
restorations in the anterior teeth but examination is negative for caries, thermal
tests, percussion, palpation, pain, and periapical area of rarefaction. The patient’s
temperature is normal. The day before he had a series of gastrointestinal x-rays at
the local hospital and was given a clean bill of health. The condition is:
A. Acute periapical abscess
B. Angioneurotic oedema
C. Infectious mononucleosis
D. Acute maxillary sinusitis
E. Acute apical periodontitis
١١. Internal resorption is,
A. Radiolucency over unaltered canal
B. Usually in a response to trauma
C. Radiopacity over unaltered canal
١٢. On replantation of an avulsed tooth could see,
A. Surface resorption, external resorption
B. Internal resorption
C. Inflammatory resorption
D. Replacement resorption
E. A, C and D
, F. All of the above
١٣. The percentage of total dentine surface dentinal tubules make in 0.5mm away from
pulp is,
A. 20%
B. 50%
١٤. The junction between primary and secondary dentine is,
A. A reversal line
B. Sharp curvature
C. A resting line
D. A reduction in the number of tubules
١٥. What is the correct sequence of events
A. Differentiation of odontoblast, elongation of enamel epithelium, dentine formation
then enamel formation.
B. Differentiation of odontoblast, dentine formation then enamel formation, elongation
of enamel epithelium.
C. Elongation of enamel epithelium, differentiation of odontoblast, dentine formation
then enamel formation. *
١٦. What is the sequence from superficial to the deepest in dentine caries?
A. Zone of bacterial penetration, demineralisation, sclerosis, reparative dentine
B. Zone of bacterial penetration, reparative dentine, demineralisation, sclerosis.
C. Zone of bacterial penetration, sclerosis, reparative dentine, demineralisation.
١٧. The nerve supply of the pulp is composed of which type of nerve fibres?
A. Afferent & sympathetic
١٨. In which direction does the palatal root of the upper first molar usually curve
towards?
A. Facial / buccal/
B. Lingual
C. Mesial
D. Distal
١٩. What is the common appearance of vertical tooth fracture?
A. Perio abscess like appearance
B. Displacement of fragments
