pressor nerve

pressor nerve
any afferent nerve whose irritation stimulates a vasomotor center and increases intravascular tension.

Medical dictionary. 2011.

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  • pressor nerve — /ˈprɛsə nɜv/ (say presuh nerv) noun a nerve whose stimulation causes an increase of blood pressure …  

  • Pressor — Press or, a. (Physiol.) Causing, or giving rise to, pressure or to an increase of pressure; as, pressor nerve fibers, stimulation of which excites the vasomotor center, thus causing a stronger contraction of the arteries and consequently an… …   The Collaborative International Dictionary of English

  • Pressor — Causing a rise in blood pressure. A pressor base is a substance (chemically classified as a base) capable of raising the blood pressure. A pressor nerve is a nerve that, when stimulated, increases the blood pressure. A pressor reflex is a nerve… …   Medical dictionary

  • Nerve, 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 …   Medical dictionary

  • pressor — [pres′ər] adj. [ PRESS(URE) + (MOT)OR] designating a nerve which, when stimulated, causes a rise in blood pressure n. a substance capable of raising blood pressure …   English World dictionary

  • Nerve — A bundle of fibers that uses electrical and chemical signals to transmit sensory and motor information from one body part to another. See nervous system. * * * A whitish cordlike structure composed of one or more bundles (fascicles) of myelinated …   Medical dictionary

  • pressor fibers — 1. nerve fibers that, when stimulated reflexly, cause or increase vasomotor tone. 2. cardiac pressor f s …   Medical dictionary

  • pressor — pres•sor [[t]ˈprɛs ər[/t]] adj. 1) phl causing an increase in blood pressure; causing vasoconstriction 2) phl a substance or nerve that causes an increase in blood pressure; vasoconstrictor • Etymology: 1885–90; < LL pressor presser = L *pret …   From formal English to slang

  • Reflex, pressor — A pressor reflex is a neurological (nerve) reflex that constricts arterioles (small blood vessels) and thereby increases the blood pressure. Pressor refers to raising the blood pressure. The word comes from the French presser meaning to exert… …   Medical dictionary

  • cardiac pressor fibers — sympathetic nerve fibers to the heart which when activated cause an increase in cardiac output …   Medical dictionary

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