Fall in blood pressure due to loss of blood i | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(C) When blood loss occurs,the total blood volume decreases,leading to a drop in blood pressure.To compensate for this,the baroreceptors in the caroti

Vedclass · Accepted Answer

Heart beat is increased

Vedclass · Answer

(C) When blood loss occurs,the total blood volume decreases,leading to a drop in blood pressure.To compensate for this,the baroreceptors in the carotid sinuses and aortic arch detect the decrease in pressure and signal the medulla oblongata.The medulla oblongata then triggers the sympathetic nervous system to increase the heart rate and force of contraction.This increase in heart rate helps to maintain cardiac output and restore blood pressure to normal levels.

Fall in blood pressure due to loss of blood is soon restored because the

Similar Questions

When the normal heart of a man is injected with a physiological concentration of adrenaline, it shows:

What is the effect of acetylcholine on the heart rate?

If the sympathetic nerve to the heart is cut off,the heart beat will

What is the effect on the heart rate if the parasympathetic nerve is cut in a rabbit?

During high blood pressure,the regulation of circulation and heart rate is controlled by which of the following centers?

Vedclass Test Series

Exam Paper Generator

Online Exam Module