medical MCQs – Page 206

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

4101. Hormone responsible for milk ejection______________?
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A. Prolactin

B. Estrogen

C. Progesterone

D. Oxytocin

4102. Longest tooth of the maxillary arch is_____________?
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A. Permanent canine

B. First premolar

C. Permanent incisor

D. Decidous incisor

4103. Divergence from contact area in proximal surfaces causes embrasures____________?
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A. Lingually

B. Facially

C. Facially, lingually , cervically & occlusally

D. Cervically

4104. Inhibit b hormone has effect on_______________?
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A. Seminiferous tubules

B. Spermatogenesis

C. Sertoli cells

D. FSH

4105. Geniculate ganglion is concerned with_____________?
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A. Sweating

B. Taste

C. Saliva

D. Lacrimation

4106. The geometric outline of the buccal surface of posterior teeth are_______________?
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A. Square

B. Rhomboidal

C. Trapezoidal

D. Quadrilateral

4107. Posterior embrasures are generally larger on the lingual than on the facial, with the contact area within the facial moiety, except between maxillary_______________?
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A. Premolars

B. First molar and 2nd premolar

C. 1st and 2ndmolar

D. 1st premolar and cane

4108. The eruption age of maxillary permanent lateral incisor is________________?
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A. 8-9 years

B. 8-9 months

C. 6-7 years

D. 10-11 years

4109. On which of the following permanent teeth is it most difficult to distinguish between mesial and distal aspects ?
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A. Mandibular central incisor

B. Maxillary central incisor

C. Mandibular second premolar

D. Mandibular lateral incisor

4110. Paneth cells secrete which of the following ?
0

A. Maltase

B. Lipase

C. Secretin

D. Antibacterial substance

4111. Cricothyroid is supplied by______________?
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A. External laryngeal nerve

B. Internal laryngeal nerve

C. Hypoglossal nerve

D. Recurrent laryngeal nerve

4112. The blood glucose level in diabetes mellitus is decreased by removal of the______________?
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A. Posterior pituitary

B. Thyroid

C. Parathyroids

D. Anterior pituitary

4113. Which of the following anterior pituitary hormones is primarily under inhibitory control of hypothalamus ?
0

A. TSH

B. Somatostatin

C. GRH

D. Prolactin

4114. Noradrenaline is differentiated from adrenaline by increasing___________?
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A. Peripheral resistance

B. Cardiac output

C. Heart rate

D. All of the above

4115. The distance from the CEJ to the alveolar crest normally is____________?
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A. 3 mm

B. 2 2.3 mm

C. 2 mm

D. 1 1.5 mm

4116. In comparison to maxillary central incisor , Maxillary canine has a height of contour that is______________?
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A. Less

B. Same

C. More

D. Different on different teeth

4117. Injury to which nerve will affect lacrimal secretion______________?
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A. Sphenopalatine nerve

B. Greater petrosal nerve

C. Lesser petrosal nerve

D. Nasocilliary nerve

4118. Sensory supply of nasal cavity is from a branch of_____________?
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A. Glossopharyngeal nerve

B. Occulomotor nerve

C. Facial nerve

D. Trigeminal nerve

4119. Menopausal hormonal relations are______________?
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A. Lh/FSH increase

B. Gonadotropins increase , estrogens decrease

C. Estrogens and gonadotropins decrease

D. Both increase

4120. Occulomotor nerve passes through____________?
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A. Foramen ovale

B. Inferior orbital fissure

C. Superior orbital fissure

D. Foramen rotundum

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