medical MCQs – Page 392

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 Review each marked answer and report any item that may be outdated or unclear.

7821. Ascending palatine artery is a branch of_____________?
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A. Ascending pharyngeal artery

B. External carotid artery

C. Internal carotid artery

D. Facial artery

7822. All are sensory to the palate except_____________?
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A. Glossopharyngeal nerve

B. Facial nerve

C. Hypoglossal nerve

D. Maxillary division of the trigeminal nerve

7823. Which of the following is innervated by the vagus nerve ?
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A. The levator velti palatine ( levator palatini)

B. The psterior belly of digastric

C. The tensor veli palatine ( tensor palatini)

D. Mylohyoid

7824. Which one of the following is a branch of facial nerve__________?
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A. Lesser superficial petrosal nerve

B. External petrosal nerve

C. Deep petrosal nerve

D. Greater superficial petrosal nerve
7825. The facial nerve _____________?
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A. Transverses through parotid gland

B. Suppleis muscles of mastication

C. Carries no taste fibres

D. Arises from the medulla oblongata

7826. Which of the following is not true regarding trigeminal nerve ?
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A. The trigeminal ganglion contributes to the sensory root only

B. It has three main divisions

C. Roots of trigeminal nerve are attached to pons

D. Trigeminal nerve supplies the dura mater of middle cranial fossa

7827. Infection spreading via lymphatics from the lower lip first enter the blood stream at the___________?
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A. Pterygoid venous plexus

B. Inferior labial artery

C. Brachiocephalic vein

D. Inferior labial vein

7828. On applying pressure on angle of jaw while maintaining patent airway which nerve is likely to be damaged_____________?
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A. 7th

B. 4th

C. 6th

D. 9th

7829. The following statements concerning chorda tympani nerve are true except that it_____________?
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A. Contains postganglionic parasympathetic fibers

B. Joints lingual nerve in infratemporal fossa

C. Is a branch of facial nerve

D. Carries secretomotor fibrers to submandibular gland

7830. Nerve of pterygoid canal is formed by______________?
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A. Symphatetic and greater superficial petrosal nerve

B. Jacobsons nerve

C. Chorda tympani

D. Symphathetic and lesser petrosal nerve

7831. The cranial nerves which are part of parasympathetic card via_____________?
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A. VII, IX, X, XI

B. III, VII , VIII, IX

C. III, IV, V, VII

D. III, VII, IX, X
7832. The cavernous sinus communicates directly with all , except_______________?
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A. Inferior petrosal sinus

B. Sigmoid and straight sinus

C. Pterygoid venous plexus

D. Veins in orbit

7833. Smiling and frowning are actions produced by the following nerves _______________?
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A. mastication; facial ( VII cranial )

B. Facial expression; trigeminal ( V cranial )

C. Mastication; trigeminal ( V cranial )

D. Facial expression; facial ( VII cranial)
7834. Which of the following is a paired venous sinus of duramater_________________?
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A. Cavernous sinus

B. Transverse sinus

C. Superior petrosal

D. All of the above
7835. Structures passing through the sigmoid (mandibular ) notch are_____________?
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A. Chorda tympani

B. Auriculotemporal nerve

C. Mandibular nerve

D. Masseteric nerve and vessels
7836. The tip of nose is supplied by _________ nerve?
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A. Facial

B. Maxillary

C. Opthalmic

D. Mandibular

7837. Occulomotor nerve passes through____________?
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A. Inferior orbital fissure

B. Foramen rotundum

C. Superior orbital fissure

D. Foramen ovale

7838. Injury to the right mandibular nerve as it passes though foramen ovale produces the following effects______________?
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A. Loss of taste from the anterior 2/3 of tongue

B. Deviation of chin to left when mouth is opened

C. Loss of general sensation to anterior 2/3 of tongue

D. Deviation of the tongue to the left

7839. Maxillary artery is a branch for______________?
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A. Facial artery

B. Internal carotid artery

C. External carotid artery

D. Trigeminal artery

7840. Cricothyroid is supplied by______________?
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A. Hypoglossal nerve

B. Internal laryngeal nerve

C. Recurrent laryngeal nerve

D. External laryngeal nerve