vasomotor centers

vasomotor centers
centers in the medulla oblongata and the lower pons that regulate the caliber of the blood vessels and increase or decrease the heart rate and contractility. Called also cardiovascular control c's; see also vasoconstrictor c. and vasodilator c.

Medical dictionary. 2011.

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  • vasomotor — adjective Etymology: International Scientific Vocabulary Date: 1865 of, relating to, or being nerves or centers controlling the size of blood vessels …   New Collegiate Dictionary

  • Vasomotor — Relating to the nerves and muscles that cause the blood vessels to constrict or dilate. * * * 1. Causing dilation or constriction of the blood vessel s. 2. Denoting the nerves which have this action. SYN: vasculomotor. * * * va·so·mo·tor .vā zō… …   Medical dictionary

  • cardiovascular control centers — vasomotor c s …   Medical dictionary

  • vascular stimulant — vasomotor stimulant a stimulant that affects the vasomotor centers …   Medical dictionary

  • Medulla oblongata — Brain: Medulla oblongata labeled at bottom left …   Wikipedia

  • Medullary ischemic reflex — The medullary ischemic reflex is a big response to a drop in blood pressure in the brain particularly in the medulla, where the lack of oxygen due to decreased perfusion triggers an autonomic response from the cardiac and vasomotor centers. The… …   Wikipedia

  • Shock — In medicine, shock is a critical condition brought on by a sudden drop in blood flow through the body. There is failure of the circulatory system to maintain adequate blood flow. This sharply curtails the delivery of oxygen and nutrients to vital …   Medical dictionary

  • Reticular formation — Brain: reticular formation Coronal section of the pons, at its upper part. (Formatio reticularis labeled at left.) …   Wikipedia

  • Albert Eulenburg — (August 10, 1840 July 3, 1917) was a German neurologist who was a native of Berlin. He studied medicine at the Universities of Berlin, Bern and Zurich, and in 1861 earned his doctorate. Among his instructors were Johannes Peter Müller (1801 1858) …   Wikipedia

  • center — [sent′ər] n. [ME & OFr centre < L centrum, center, orig., that point of the compass around which the other describes the circle < Gr kentron, sharp point, goad < kentein, to stitch < IE base * k̑ent , to prick > OHG hantag, sharp,… …   English World dictionary

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