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baro·re·flex

n :  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  .
 
 

 
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Rangely District Hospital (Rangely, Colorado - Rio Blanco County)