Medical MCQs

Page No. 6

The hormone whose deficiency causes diabetes insipidus is released from which nucleus of pituitary ________________?


a Supraoptic


b Pre optic


cSuprachiasmatic


dParaventricular


View Answer Supraoptic

Adrenaline used for controlling of bleeding during surgery may result in________________?


aSyncope


b Cardiac arrhythmias


cDrastic fall in blood pressure


dPrecipitation of allergic reaction



Which of the following is called hunger hormone______________?


aEpinephrine


b Glucagon


cPituitary


dThyroxine


View Answer Glucagon

Which of the following hormones increase the sensitivity of heart to epinephrine________________?


a Parathyroid


bInsulin


c Thyroid


dGlucagon


View Answer Thyroid

Features of hypothyroidism does not include______________?


aObseity


bHypertension


cHigh TSH levels


d Increased risk of infections



Steroid hormones are believed to enter target cells via_______________?


aFacilitated diffusion


bCarrier – mediated endocytosis


cCholesterol lined pores in the plasma membrane


d Simple diffusion


View Answer Simple diffusion

Contraceptive action of combined pill is mainly due to_______________?


aDecrease in tubal motility


b Prevents the fertilization


cPrevents the implantation of fertilized egg


d Inhibits ovulation


View Answer Inhibits ovulation

All are seen in Cushing ‘s syndrome except_______________?


aTruncal obesity


bHypertension


cHypoglycemia


dPoor wound healing


View Answer Hypoglycemia

Hypothyroidism should be treated with daily administration of which of the following thyroid hormone preparations ?


a Thyroid extract


b Thyroglobulin


c Thyroxine (T4)


d Triiodothyronine (T3)


View Answer Thyroxine (T4)

All are actions of CCK except_______________?


aRelax lower esophageal sphincter


b Increased pancreatic secretion


c Increased gastric secretion


dCauses GB contraction



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