Physiology MCQ Questions — Page 13

Question 1

muscle spindle is

Answer

Receptor for a variety of multisynaptic reflexes

Answer

Receptor for stretch receptor reflex

Answer

Occurs only in antigravity extensor muscles

Answer

Excited by both stretch and contraction of the muscles in which it is located

Question 2

Answer

Dorsal nucleus of vagus

Answer

Pre botzinger complex

Answer

ventral respiratory neurons

Answer

Pneumotaxic center

Question 3

DR.B.C s

Answer

Plasma cells

Answer

MAST cells

Answer

Eosinophils

Question 4

Answer

Passive diffusion of molecules along the concentration gradient

Answer

Active diffusion of molecules along the concentration gradient

Answer

Both passive and active diffusion of molecules along the concentration gradient

Answer

Not concerned with the diffusion of molecules

Question 5

Answer

Production of Antibodies

Answer

Production of lymphokines and delayed hypersensitivity

Answer

Activation of complement system

Answer

Immediate Hypersensitivity

Question 6

BGlucagon

CInsulin

DThyroxine

Answer

Epinephrine

Question 7

ASweating

CPosture

Answer

Vasodilation

Answer

Peripheral vasoconstriction

Question 8

Answer

Lymphocytes

Answer

Mast cells

Answer

Neutrophils

Answer

Erythrocytes

Question 9

Answer

Closure of activated Na channels

Answer

Closure of inactivated Na channels

Answer

Hyperpolarization of CI channels

Answer

Opening of rectifier K + channels