Vasopressor
noun, Biochemistry, Pharmacology.
1.
a hormone, as epinephrine, or other agent that raises the blood pressure by causing contraction of the arteriole muscles, narrowing the arteriole passage.
adjective
1.
causing an increase in blood pressure by constricting the arteries
noun
2.
a substance that has such an effect
vasopressor va·so·pres·sor (vā’zō-prěs’ər)
adj.
Producing constriction of the blood vessels and a consequent rise in blood pressure. n.
An agent that causes a rise in blood pressure.
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vasoreflex va·so·re·flex (vā’zō-rē’flěks’) n. A reflex that increases or decreases the caliber of blood vessels.
- Vasorelaxation
vasorelaxation va·so·re·lax·a·tion (vā’zō-rē’lāk-sā’shən) n. Reduction in tension of the blood vessel walls.
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- Vasosensory
vasosensory va·so·sen·so·ry (vā’zō-sěn’sə-rē) adj. Relating to sensation in the blood vessels. Of or relating to sensory nerve fibers that innervate blood vessels.