Multiple choice

The blood circulation is under the control of nervous system. Which one is true regarding the nervous regulation of the circulation?

  1. Baroreceptors are authorative for the long-term regulation of systemic blood pressure.

  2. If the arterial pressure of a person suddenly falls, the baroreceptor reflex accelerates the heart rate.

  3. The baroreceptors lie in the aortic and carotid bodies.

  4. The coronary blood flow is controlled by the cardiac volume receptors.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This statement is correct. The most important function of the baroreceptor reflex is to stabilize perfusion pressure in the face of disturbances of circulatory homeostasis.

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