Which of the following does NOT occur to compensate for a fall in blood pressure below normal
A)increase in cardiac output
B)decrease in total peripheral resistance
C)increase in heart rate
D)venous vasoconstriction

Question

Quizplus · Accepted Answer

A fall in blood pressure below normal triggers compensatory responses to restore blood pressure back to its normal range. These responses include an increase in cardiac output (A), an increase in heart rate (C), and venous vasoconstriction (D). However, a decrease in total peripheral resistance (B) would actually exacerbate the fall in blood pressure, rather than compensate for it.

Which of the Following Does NOT Occur to Compensate for a Fall