Fenestrated capillaries are found in all except :September 2009
Correct Answer: Muscle
Description: Ans. D: MuscleContinuos capillariesLocation: muscle, lung, central nervous system and skin.Composition: endothelial cells contain numerous pinocytotic vesicles, pericytes are enclosed by a basement membrane.Fenestrated CapillariesLocation: endocrine glands, sites of fluid and metabolite absorption: renal corpuscles, intestinal tract, and gallbladder. Composition: endothelial cells contain fenestrations, 80-100 nm in diameter, those provide channels across the capillary wall, pericytes are enclosed by a basement membrane.Discontinuous capillaries (sinusoid)Location: liver, spleen, and bone marrow.Composition: endothelial cells with unusually wide gaps between them, paial or total absence of basement membrane.
Category:
Anatomy
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