Medical Mcqs

Insulin facilitates glucose uptake in____________?

(A) Kidney tubules

(B) Red blood cells

(C) Brain

(D) Skeletal muscle

Submitted By: Ali Uppal


Hypercalcemia associated with malignancy is most often mediated by _____________?

(A) Parathyroid hormone ( PTH)

(B) Parathyroid hormone related protein (PTHrP)

(C) Interleukin – 6 ( IL- 6)

(D) Calcitonin

Submitted By: Ali Uppal


The hormone , which stimulates uterus contraction and lets down milk, is_____________?

(A) Progesterone

(B) Prolactin

(C) Prostaglandin

(D) Oxytocin

Submitted By: Ali Uppal


The primary site of action of antidiuretic hormone is on the_______________?

(A) Distal tubules and collecting ducts in the kidney

(B) Afferent arterioles of the glomeruli

(C) Thirst center in the hypothalamus

(D) Osmoreceptors in the hypothalamus

Submitted By: Ali Uppal


Features of hypothyroidism does not include______________?

(A) Obseity

(B) Hypertension

(C) High TSH levels

(D) Increased risk of infections

Submitted By: Ali Uppal


Hormone released during increased stress is_____________?

(A) Cortisol

(B) Thyroxine

(C) Growth hormone

(D) Somatostatin

Submitted By: Ali Uppal


Which of the following statements about the action of the somatomedin is true ?

(A) They inhibit protein synthesis

(B) They antagonize the effect of insulin

(C) They promote growth of bone and cartilage

(D) They mediated the local effects of Somatostatin

Submitted By: Ali Uppal


Steroid hormones are believed to enter target cells via_______________?

(A) Facilitated diffusion

(B) Carrier – mediated endocytosis

(C) Cholesterol lined pores in the plasma membrane

(D) Simple diffusion

Submitted By: Ali Uppal


Epinephrine is most closely related in structure to ____________________?

(A) Niacin

(B) Tyrosine

(C) Methionine

(D) Glycerol

Submitted By: Ali Uppal


Contraceptive action of combined pill is mainly due to_______________?

(A) Decrease in tubal motility

(B) Prevents the fertilization

(C) Prevents the implantation of fertilized egg

(D) Inhibits ovulation

Submitted By: Ali Uppal