blood vessel

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vessel

 [ves´el]
any channel for carrying a fluid, such as blood or lymph; called also vas.
absorbent vessel lymphatic vessel.
blood vessel any of the vessels conveying the blood; an artery, arteriole, vein, venule, or capillary.
collateral vessel
1. a vessel that parallels another vessel, a nerve, or other structure.
2. a vessel important in establishing and maintaining collateral circulation.
great v's the large vessels entering the heart, including the aorta, the pulmonary arteries and veins, and the venae cavae.
lacteal vessel those that take up chyle from the intestinal wall during digestion.
lymphatic v's the capillaries, collecting vessels, and trunks that collect lymph from the tissues and carry it to the blood stream.
nutrient v's vessels supplying nutritive elements to special tissues, as arteries entering the substance of bone or the walls of large blood vessels.

blood ves·sel

(blŭd ves'il), [TA]
Any vessel conveying blood: arteries, arterioles, capillaries, venules, veins. conveying blood.
Synonym(s): vas sanguineum [TA]

blood vessel

n.
An elastic tubular channel, such as an artery, a vein, or a capillary, through which the blood circulates.

blood vessel

any one of the network of muscular tubes that carry blood. Kinds of blood vessels are arteries, arterioles, capillaries, veins, and venules.

blood vessel

A generic term for a tube lined by endothelium and usually invested with a muscle layer of varying thickness, which transports blood to peripheral tissues and back.

Types
Arteries, veins, and capillaries.

blood ves·sel

(blŭd ves'ĕl) [TA]
Any vessel conveying blood: arteries, arterioles, capillaries, venules, veins.

blood vessel

Any artery, arteriole, capillary, venule or vein.

blood vessel

one of a number of muscular tubes found in higher invertebrates and all vertebrates which connect the heart to the tissues (via arteries and capillaries) and the tissues to the heart (via veins) forming a BLOOD CIRCULATORY SYSTEM.

blood ves·sel

(blŭd ves'ĕl) [TA]
Any vessel conveying blood: arteries, arterioles, capillaries, venules, veins.

blood vessel(s),

n the network of muscular tubes that carry blood. The kinds of blood vessels are arteries, arterioles, capillaries, venules, and veins.
blood vessels, periodontal ligament,
n.pl a well-developed vascular system that enters the periodontal ligament and supplies blood to all the regions surrounding the tooth.
blood vessels, pulp,
n.pl a well-developed vascular system that enters the apical foramen of the tooth and supplies blood to the pulp tissue.
blood, volume index of,
n the volume of red blood cells divided by the total volume of blood times 100 times the volume percent of packed red blood cells (hematocrit index). A value greater than 1 indicates an abnormally large number or size of erythrocytes.

blood vessel

any of the vessels conveying the blood; an artery, arteriole, vein, venule, sinusoid or capillary.

blood vessel calcification
in animals usually part of a generalized calcification syndrome; see calcification.
blood vessel congenital defect
see arteriovenous aneurysm, portacaval shunt, patent ductus arteriosus, aortic coarctation.
coronary blood vessel
see coronary arteries.
blood vessel disease
includes arteritis, phlebitis, lymphangitis.
pulmonary blood vessel v's
see Table 9 (arteries), Table 15 (veins).
shunt blood vessel
include naturally-occurring arteriovenous anastomoses and those caused by accidental injury or by congenital defect.
blood vessel stenosis
narrowing of the lumen caused by fibrous tissue contraction in the walls, or compression by other adjoining tissues, or congenital defect.