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baroreceptor
(redirected from Baroreceptors)

   Also found in: Medical, Wikipedia, Hutchinson 0.07 sec.
bar·o·re·cep·tor  (br-r-sptr)
n.
A sensory nerve ending that is stimulated by changes in pressure, especially one in the walls of blood vessels such as the carotid sinus.

baroreceptor  (br-r-sptr)
A cell or sense organ found in the walls of the body's major arteries and stimulated by changes in blood pressure. Signals from baroceptors lead to a reduction in arterial blood pressure.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.baroreceptor - a sensory receptor that responds to pressure
sense organ, sensory receptor, receptor - an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation


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Patients at high risk for cardiovascular disease were described as elderly patients, those with increased sensitivity of baroreceptors, and those with carotid artery plaques or a history of hypotension or hypertension.
When the baroreceptors sense low blood pressure, they generate signals that cause nerves of the autonomic nervous system to speed up heart rate and constrict blood vessels.
 
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