In hypovolemic shock there is

In hypovolemic shock there is -
a) Afferent arteriolar constriction
b) Efferent arteriolar constriction
c) Increased blood flow to kidney
d) Normal cardiac output
Correct Answer - A
Answer: A. Afferent arteriole constriction
Inadequate circulation volume.
Poor venous return to heart will decrease the stroke volume &
cardiac output.
Compensation by tachycardia & increased systemic vascular
resistance (SVR).
Become cold peripherally (shut down).
Most common causes - Fluid loss of any etiology
Hemorrhage
Salt & water loss
Sepsis
Burns