vas
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vas
[vas] (pl. va´sa) (L.)vessel. adj., adj va´sal.
vas aber´rans
1. a blind tube sometimes connected with the epididymis; a vestigial mesonephric tube.
2. any anomalous or unusual vessel.
va´sa afferen´tia vessels that convey fluid to a structure or part.
va´sa bre´via short gastric arteries.
vas de´ferens ductus deferens.
va´sa efferen´tia vessels that convey fluid away from a structure or part.
va´sa lympha´tica lymphatic vessels.
va´sa prae´via the presentation, in front of the fetal head during labor, of the blood vessels of the umbilical cord where they enter the placenta.
va´sa rec´ta re´nis long U-shaped vessels arising from the efferent glomerular arterioles of juxtamedullary nephrons and supplying the renal medulla. Called also arteriolae rectae renis.
va´sa vaso´rum the small nutrient arteries and veins in the walls of the larger blood vessels.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
vas
, gen.va·'sis
, pl.va·sa
, gen. and pl.va·so·rum
(vas, vā'sis, vā'să, vā-sō'rŭm), [TA]A duct or canal conveying any liquid, such as blood, lymph, chyle, or semen.
See also: vessel.
See also: vessel.
[L. a vessel, dish]
Farlex Partner Medical Dictionary © Farlex 2012
vas
(văs)n. pl. vasa (vā′zə) Anatomy
A vessel or duct.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
VAS
Abbreviation for visual analogue scale.
vas
, pl. vasa (vas, vā'să) [TA]A duct or canal conveying any liquid, such as blood, lymph, chyle, or semen.
See also: vessel
See also: vessel
[L. a vessel, dish]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
vas
A vessel or channel conveying fluid. See VAS DEFERENS.Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
vas
, pl. vasa (vas, vā'să) [TA]Duct or canal conveying any liquid (e.g., blood).
[L. a vessel, dish]
Medical Dictionary for the Dental Professions © Farlex 2012