medical MCQs – Page 204

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 Review each marked answer and report any item that may be outdated or unclear.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

4061. Maxillary first molar has how many roots ?
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A. 1 mesial and 1 distal

B. 1 lingual and 2 facial

C. 1 mesial and 2 buccal

D. 1 facial and 2 lingual

4062. The term diphydont means____________?
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A. Two same sets of dentition

B. More than two sets of dentition

C. Two separate sets of dentition

D. Second dentition

4063. Which is not a branch of cavernous part of internal carotid artery ?
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A. Inferior hypophyseal

B. Cavernous branch

C. Meningeal artery

D. Ophthalmic artery

4064. The largest ganglion in the neck is___________?
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A. Stellate ganglion

B. Superior ganglion

C. Middle ganglion

D. Second thoracic ganglion

4065. The widest incisal embrasure is normally found between which of the following permanent maxillary teeth _____________?
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A. Central incisors

B. First and 2nd premolar

C. Central and lateral incisors

D. Lateral incisor and canine

4066. Which of the following is the normal arrangement of lingual nerve and vessels in the tongue from medial to lateral____________?
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A. Nerve, Artery

B. Vein, Artery and Nerve

C. Nerve, Artery and vein

D. Artery , Nerve and vein

4067. Protective crests of contour on buccal and lingual surfaces are found______________?
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A. In the middle third of the lingual

B. Nearest the occlusal third of the lingual

C. In the cervical third of the buccal

D. Both A and C

4068. Five cusps are present in___________________?
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A. Mandibular first molar only

B. Maxillary and mandibular first molar

C. Maxillary first molar only

D. Maxillary and Mandibular second molar

4069. Single central pit is formed on occlusal surface of_______________?
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A. Maxillary first premolar

B. Maxillary second premolar

C. Mandibular first premolar

D. Mandibular second premolar

4070. Gag reflex is lost due to paralysis of______________?
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A. XII nerve

B. IX nerve

C. V nerve

D. VII nerve

4071. The faciolingual angulation of the upper central incisor is approximately___________________?
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A. 38

B. 20

C. 28

D. 33

4072. Osteoclasts are inhibited / modified and regulated by____________?
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A. Tumor necrosis factor

B. Calcitonin

C. 1,25 dihydroxycholecalciferols

D. Parathyroid hormone

4073. Which hormone is released when serum calcium decreases ?
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A. Parathormone

B. Thyroxine

C. Adrenaline

D. Calcitonin

4074. Endocrine glands that are not influenced by the pituitary gland include the____________?
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A. Adrenal medulla, parathyroids, and the islets of langerhans

B. Thyroid gland, testes , and adrenal medulla

C. Pancreas, adrenal medulla and thyroid gland

D. Adrenal cortex, parathyroids and ovaries

4075. In children, hypothyroidism causes_____________?
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A. Myxodedema

B. Cretinism

C. Gigantism

D. Acromegaly

4076. Parasympathetic nerve supply to salivary gland is by_______________?
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A. V & IX cranial Nerves

B. V & X cranial Nerves

C. IX & VII cranial Nerves

D. IX & X cranial Nerves

4077. Which of the following features of a permanent maxillary lateral incisor aids in distinguishing it from a mandibular lateral incisor ?
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A. More pronounced lingual fossa

B. Sharper proximal incisal angles

C. Flattened root

D. Thinner incisal ridge

4078. The most constant and valuable trait to differentiate among maxillary first, second and third molars i____________?
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A. Number of roots

B. Relative position of the distolingual grooves

C. Comparative size of the cusp of carabelli

D. Depth of central fossae

4079. Acute angled cusps in permanent maxillary first molar are_____________?
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A. MB and DL

B. ML and DL

C. MB and DB

D. DB and ML

4080. The following statements concerning chorda tympani nerve are true except that it_____________?
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A. Joints lingual nerve in infratemporal fossa

B. Contains postganglionic parasympathetic fibers

C. Carries secretomotor fibrers to submandibular gland

D. Is a branch of facial nerve

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