Definition of Nerve, pressorNerve, pressor: A pressor nerve is a nerve which, when stimulated, causes the blood pressure to rise. The word "pressor" refers to raising the blood pressure. It comes from the French "presser" meaning "to exert pressure" or "to squeeze." Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=9567 Last Editorial Review: 6/14/2012
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