venule (redirected from venular)

venule /ven·ule/ (ven´ul) any of the small vessels that collect blood from the capillary plexuses and join to form veins.ven´ular

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postcapillary venule  venous capillary.

stellate venules of kidney  stellate veins of kidney.

straight venules of kidney  venules that drain the papillary part of the kidney and empty into the arcuate veins.

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ven·ule (vnyl, vn-)

n.

A small vein, especially one joining capillaries to larger veins. Also called capillary vein.

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venu·lar (-y-lr) adj.

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venule (ven´ūl),

n the smallest of the venous blood vessels; consists of an endothelial tube enclosed in a variable amount of elastic and collagenous tissue. Smooth muscle is introduced in the media as the caliber of the vessel increases. The muscle fibers are distributed sparsely in the smaller ves-sels but coalesce into circumferential bands in the larger vessels.

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venule

any of the small vessels that collect blood from the capillary plexuses and join to form veins.