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.

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.
[L. a vessel, dish]

vas

(vas) pl. va´ sa  [L.] vessel.va´sal
vas aber´rans 
1. a blind tubule sometimes connected with the epididymis; a vestigial mesonephric tubule.
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 capilla´re  a capillary.
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  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  straight arterioles of kidney.
va´sa vaso´rum  the small nutrient arteries and veins in the walls of the larger blood vessels.
va´sa vortico´sa  vorticose veins.

vas

(văs)
n. pl. vasa (vā′zə) Anatomy
A vessel or duct.

vas

[vas] pl. vasa
Etymology: L, vessel
any one of the many vessels of the body, especially those that convey blood, lymph, or spermatozoa.

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
[L. a vessel, dish]

vas

(vas) (va'za) plural.vasa [L. vas, vessel]
A vessel or duct.

vas aberrans

1. A narrow tube varying in length from 112 to 14 in (3.8 to 35.6 cm), occasionally found connected with the lower part of the canal of the epididymis or with the commencement of the vas deferens.
2. A vestige of the bile ducts sometimes found in the liver.

vas afferens

An afferent vessel of a lymph node.

vas afferens glomeruli

The afferent arteriole that carries blood to the glomerulus of a renal corpuscle.

vas capillare

A capillary blood vessel.
Enlarge picture
VAS DEFERENS AND OTHER MALE ORGANS

vas deferens

The secretory duct of the testis, a continuation of the epididymis. This slim, muscular tube, approx. 18 in (45.7 cm) long, transports the sperm from each testis to the ejaculatory duct, which empties into the prostatic urethra.
Synonym: ductus deferens See: illustration; genitalia for illus.

vas lymphaticum

One of the vessels carrying the lymph.

vas prominens

Blood vessel on the cochlea's accessory spiral ligament.

vas spirale

A large blood vessel beneath the tunnel of Corti in the basilar membrane.

vas

A vessel or channel conveying fluid. See VAS DEFERENS.

vas

, pl. vasa (vas, vā'să) [TA]
Duct or canal conveying any liquid (e.g., blood).
[L. a vessel, dish]

vas

pl. vasa [L.] a vessel.

vas aberrans
1. a blind tube sometimes connected with the epididymis; a vestigial mesonephric tube.
2. any anomalous or unusual vessel.
vas afferentia
vessels that convey fluid to a structure or part.
vas brevia
short vessels such as the gastric arteries.
vas deferens
the excretory duct of the testis which conveys spermatozoa from the tail of the epididymis to the pelvic urethra and which sometimes unites with the excretory duct of the seminal vesicle to form the ejaculatory duct; called also ductus deferens.
vas efferentia
vessels that convey fluid away from a structure or part.
vas lymphatica
lymphatic vessels.
vas recta
straight vessels, such as the long U-shaped vessels arising from the efferent glomerular arterioles of juxtamedullary nephrons and supplying the renal medulla.
vas vasorum
the small nutrient arteries and veins in the walls of the larger blood vessels.
References in periodicals archive ?
Before the block was applied 12 of the patients had a VAS score between 4 and 6 and nine of the patients had a VAS score between 7 and 9.
VAS revoked the decision of VSS removing Pengezov from the post of VAS Chair as a disciplinary penalty over a 2010 property scandal involving a transfer of ownership of beach-front property in the Bulgarian Black Sea resort of Primorsko to his daughter, Ana Pengezova, who is also a magistrate.
The move is in compliance with a memorandum circular issued by the National Telecommunications Commission (NTC) on adherence to a three-step verification process, wherein customers will have to click on an SMS or a digital ad and is redirected to another page with proper information on the service or product offered before he or she clicks to confirm subscription, receives a verification code to his own mobile number and third, receives a notification confirming his VAS subscription.
The pooled estimates of SMDs and 95% CI of two outcomes (VAS during HSG and VAS at 30 minutes or more after HSG) were shown.
Mijbil Al-Ayoub, Director -- Corporate Communications, Ooredoo Kuwait said, "We are happy to be partnering with Mahindra Comviva as our VAS and mobile content master aggregator and primary partner.
This caused Bulgariaas National Ombudsman Konstantin Penchev to ask VAS to issue an interpretative ruling on the matter, thereby putting an end to the contradictory practice of the court.
Ease of use and affordablity are two major drivers for the mobile VAS.
The former X Factor star claimed Vas had a "vendetta" against her and was instrumental in leaking her sex tape.
Some studies have implicated adjuvants as the cause of the majority of VAS in cats.
VAS measurements were obtained from patients before and after the procedures.
Delhi, July 2 -- The 14th edition of country's most awaited event in Value Added Services domain, 14th VAS Asia 2013 is slated to happen on 12th July, 2013 at The Leela Kampinski, Gurgaon.
An x-ray of his abdomen showed right upper ureteral stone with calcified tubular structures in the pelvis, suggestive of vas calcification and pelvic vessel calcification (Fig.