When do baroreceptors in the carotid artery walls and aorta respond? - ProProfs Discuss
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When do baroreceptors in the carotid artery walls and aorta respond?

Asked by Santepro, Last updated: Mar 27, 2024

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Bergeront Tiffney

Bergeront Tiffney

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Bergeront Tiffney
Bergeront Tiffney, Computer Engineer, M. Tech, Southeast Montgomery

Answered Jan 03, 2019

The baroreceptor will start to respond when it notes some changes with the blood pressure. Baroreceptors, in general, respond to different changes in pressure so this is not a surprise. These are usually located in the aorta of the heart.

They can also be seen in the carotid arteries. Some of the largest baroreceptors can be found in the large veins and the pulmonary vessels that can be found in the lungs.

If they detect that there are some changes with the blood pressure, they will send some signals to the brain that will make the whole body feel the change. They try to make sure that the blood pressure will remain constant.

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santepro

santepro

santepro
Santepro

Answered Sep 01, 2018

Changes in blood pressure

Baroreceptors located in the carotid arteries and aorta sense pulsatile pressure. Decreases in pulsatile pressure cause a reflex increase in heart rate. Chemoreceptors in the medulla are primarily stimulated by carbon dioxide. Peripheral chemoreceptors in the aorta and carotid arteries are primarily stimulated by oxygen.
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