Answered: When carotid and aortic baroreceptors…

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter9: Cardiac Physiology

Section: Chapter Questions

Problem 15RE

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Question

When carotid and aortic baroreceptors reduce their output, _______.

Select all that apply.

Group of answer choices

heart rate decreases

stroke volume increases

heart rate increases

blood pressure decreases

Expert Solution

Step 1

Baroreceptors are mechanoreceptors that identifies the fluctuations in the blood pressure.
They are located in the aorta and the carotid sinus.
It is considered as the quick action upon the change in blood pressure and responds the change in tension of the arterial wall.
Baroreceptor sensitivity (BRS) serves as an index of the ability of the baroreceptors on controlling the heart rate. It also helps to determine the occurrence of cardiovascular diseases and their progression.

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