نموذج من اسئلة اختبار الهيئة الصحية السعودية لتخصصات الاسنان




) Vasoconstrictors are
a) lidocaine
b) adrenaline
d) sulpha
c) all of the above
2) When we extract roots we start with
a) forceps
b) periosteal elevators
c) elevators
d) needles
3) In case of bad odor in the entrance of the pulp we
a) extract the tooth
b) remove the pulp
c) R.C.T
d) none
4) Insulin is a medicine for
a) hypertension
b) cardiac diseases
c) diabetes
d) decrease in platelet count
5) In case of infiltration anesthesia we give
a) sub mucosal
b) intraosseous
c) sub periosteal
d) none
6) In case of infiltration we give
a) anti inflammatory
b) antibiotic
c) a and b
d) none
7) For the mandible we prefer
a) infiltration
b) block
c) intraossous
d) none
8) The patient who have not breakfast , we never give him anesthesia because
a) hyperglycemia
b) hypoglycemia
c) increased heart rate
d) hypertension


9) Gingivitis means
a) inflammation of the periodontal ligaments
b) inflammation of the bone
c) inflammation of the gingiva
d) inflammation of the tongue
10) Patient is suffering a pain during sleep the diagnosis is
a) inflammation of dentin
b) inflammation of enamel
c) inflammation of cementum
d) inflammation of pulp
11) Phosphoric acid is applied for
a) 10-20 seconds
b) 30-45 seconds
c) 20-30 seconds
d)none
12) The lower teeth are supplied with
a) maxillary nerve
b) infra orbital
c) mandibular
d) all of the above
13) Alginate contains calcium sulphate in concentration of
a) 40%
b) 50%
c) 12%
d) none
14) The main cause of inflammation of gingiva (gingivitis)
a) smoking
b) calculus
c) bacteria
d) fluoride
15) The peridontium is composed of
a) bone + cement
b) periodontal ligament + gingiva
c) a+b
d) none
16) Permanent restoration is
a) calcium hydroxide
b) amalgam
c) alginate
d) zinc oxide eugenol
17) Composite is used mainly for
a) anterior teeth
b) posterior
c) a+b
d) none
18) Elastic impression material is
a) rubber
b) Plaster
c) zinc oxide
d) compound


19) For injection local anesthesia in the lower jaw we use
a) short needle
b) long
c) none
20) In case of advanced upper jaw to the lower this is called
a) angle class I
b) angle class II
c) angle class III
d) All of the above
21) The pregnant woman is suffering from
a) gingival recession
b) pregnant granuloma
c) Periapical abscess
d) none
22) The best method for brushing
a) vertical
b) horizontal
c) bass sulcular method
d) all of the above
23) Apicoectomy means
a) surgical removal of the apical portion of the root
b) removal of one or more roots
c) the root and the crown are cut lengthwise
d) none
24) Amputation means
a) surgical removal of the apical portion of the root
b) removal of one or more roots
c) the root and the crown are cut lengthwise
d) none
25) Hemisection means
a) surgical removal of the apical portion of the root
b) removal of one or more roots
c) the root and the crown are cut lengthwise
d) none
26) The instruments for examination are
a) probe and tweezer
b) mirror
c) a + b
d) amalgamator
27) Panorama x-ray is used for
a) Periapical tissues
b) interproximal caries
c) giving complete picture for upper and lower jaw
d) none
28) Adrenaline is added to local anesthesia for
a- increasing the respiratory rate
b- prolonging the effect of local anesthesia
c- iecreasing the bleeding
d-none


29) …………… is a white lesion
a- lichen planus
b- cancer
c- heamatoma
d-none
30) fordyce's spots is on
a- tongue
b- oral mucosa
c- upper lip
d- throat
31) ……………. Is an anticoagulant agent
a- aspirin
b- heparin
c- paracetamol
d- evex
32) For treatment of pericoronitis
a- extraction of the tooth
b- analgesic + sterility + antibiotic
c- cleaning with concentrated phenol
d- none
33) Duct of submandibular gland is
a- warter
b- bartholin
c-barvenous
d-stenson
34) leukoplakia is present on
a- the mouth
b- eye
c- heart
d- lungs
35) Cranial nerves are
a- 12 nerves
b- 14
c- 10
d- 16
36) Muscles of the tongue are
a- 17
b- 18
c- 19
d- 20
37) Attrition may be caused by
a- friction due to pipe
b- friction during sleep
c- gastric acid
d- none
38) Sterilization in dry oven
a- one hour at 160 c
b- 90 minutes at 160 c
c- two hours at 160 c
d- none

39) Sterilization in autoclave
a- 20-30 minutes at 121 c
b- 2-10 minutes at 134 c
c- a+b
d- none
40) According to the universal system 6 means
a- upper left first molar
b- lower left first molar
c- lower right first molar
d- none
41) According to two digits system 42 means
a- lower right lateral incisor
b- upper left lateral incisor
c- upper right lateral incisor
d- none
42) A preventive agent is
a- composite
b- Glassionomer
c- fluoride
d- zinc oxide eugenol
43) One of the following releases fluorides
a- composite
b- Glassionomer
c- fluoride
d- zinc oxide eugenol
44) The roots of the following teeth are closely related to the maxillary sinus
a- canine and upper premolar
b-lower molar
c- upper molar and premolar
d- none
45) Cross bite means
a- upper teeth occlude inside the lower teeth
b- upper teeth occlude outside the lower
c- a and b
d- none
46) The efficiency of the autoclave is decreased due to
a- sterilization without cleaning the instruments
b- over loading
c- dry blood on the instruments
d- all of the above
47) Sterilization is
a- killing of bacteria and virus
b- killing fungus and bacteria
c- killing virus, bacteria. And bacteria spores
d- none




48) The food which build new cells
a- carbohydrates
b- proteins
c- fats
d- minerals
49) Dental plaque is formed after
a- 6 hours
b- 12 hours
c- 24 hours
d- 48 hours
50) Brushing of the anterior teeth from the lingual side is
a- vertical
b- horizontal
c- oblique
d-none
51) Tooth paste with fluoride is
a- systemic application
b- topical application
c- a+b
d-none
52) When tooth paste is used the child is advised
a- not swallow
b- swallow a small amount
c- do not rinse
d- none
53) Fluoride in water its concentrate
a- 2 ppm
b- 1 ppm
c- 3 ppm
d- none
54) Too much ingestion of fluoride may lead to
a- dental caries
b- dental fluorosis
c- gingivitis
d- none
55) When we delay the cleaning, sterilization of instruments we put it in
a- holding solution
b- sodium hypochlorite
c- a+b
d- none
56) Burs is
a- critical items
b- semi critical
c- non critical
d- all of the above
57) Patient positions are
a- upright position
b- supine position
c- sub supine
d- all of the above

58) For the right handed dentist seated to the right of the patient the operator zone is between
a- 8 and 11 o'clock
b- 2 and 4 o'clock
c- 11 to 2 o'clock
d- all of the above
59) For right handed dentist, the static zone is between
a- 8 - 11
b- 11 - 2
c- 2 - 4
d- all of the above
60) For right handed dentist, the assistant's zone is between
a- 8 - 11
b- 11 - 2
c- 2 - 4
d- all of the above
61) Mouth mirror is
a- critical items
b- semi critical
c- non critical
d- all of the above
62) Before doing vitality pulp test , the tooth must be
a- moist
b- dry
c- moist or dry not affect
d- none
63) Saliva ejector is placed
a- at the side of working
b- under the tongue
c- opposite the working side
d- b+c
64) HVE is placed
a- at the side of working
b- under the tongue
c- opposite the working side
d- b+c
65) Grasping the HVE is by
a- thumb to nose grasp
b- pen grasp
c- a+b
d- none
66) Deficiency of vit C leads to
a- scurvy
b- anemia
c- richet
d- defect in blood clotting



67) Deficiency of vit K leads to
a- scurvy
b- anemia
c- richet
d- defect in blood clotting
68) Deficiency of vit D leads to
a- scurvy
b- anemia
c- richet
d- defect in blood clotting
69) Carbohydrate is digested in
a- mouth
b- small intestine
c- large intestine
d- none
70) Carbohydrate is essential for
a- building the body
b- supplying the body with energy
c- a+b
d- none