baroreflex

noun
baro·​re·​flex | \ ˈbar-ō-ˌrē-ˌfleks How to pronounce baroreflex (audio) \

Medical Definition of baroreflex

: the reflex mechanism by which baroreceptors regulate blood pressure that includes transmission of nerve impulses from the baroreceptors to the medulla in response to a change in blood pressure and that produces vasodilation and a decrease in heart rate when blood pressure increases and vasoconstriction and an increase in heart rate when blood pressure decreases

called also baroreceptor reflex

Learn More about baroreflex

Cite this Entry

“Baroreflex.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/baroreflex. Accessed 17 Feb. 2020.

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