Monday, November 16, 2009

297 - AIIMS NOVEMBER 2009 MCQS with Answers - part 12

56q: Which of the following is a false statement?
a. Superior thyroid artery is a branch of the external carotid artery
b. Parathyroid artery is a posterior branch of the superior thyroid artery
c. Inferior thyroid artery is a branch of Thyrocervical trunk
d. Thyroidea ima arteries invariably arise from the aorta

*The thyroidea ima ascends in front of the trachea to the lower part of the thyroid gland, which it supplies.
*It varies greatly in size, and appears to compensate for deficiency or absence of one of the other thyroid vessels. The thyroidea ima artery, when present, arises from the brachiocephalic trunk (innominate artery).
*It occasionally arises from the aorta, the right common carotid, the subclavian or the internal thoracic artery.

57q: ONODI cells and HALLER cells are seen in relation to which of the following respectively?
a. Optic canal and medial roof of maxillary sinus
b. Optic canal and ethmoid sinus
c. ??????????????
d. ?????????????

58q: Most common tumor of the eyelid?
a. Squamous cell carcinoma
b. Basal cell carcinoma
c. Lacrimal gland tumor
d. Malignant melanoma

59q: Substance P is present in which of the following in peripheral tissues?
a. Vascular endothelium
b. Mast cells
c. Nerve terminals
d. Plasma

60q: Which of the following is not seen in Dermatomyositis?

a. Gottron's papules
b. Periungual telangiectasia
c. Salmon rash
d. Mechanic's hand

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