arteriole, the smallest artery on human scalp (magnification x250) this arteriole shows all three tunics (or layers). smooth muscle cells are prominent in the tunica media. the tunica intima shows the endothelium and nuclei. by vasoconstriction and va - arterioles stock pictures, royalty-free photos & images
blood vessels. skin; subcutaneous layer, venules (right), arteriole (left), red blood cells. 100x at 35mm - arterioles stock pictures, royalty-free photos & images
Section of a capillary, Tiny blood vessel ensuring blood circulation between an arteriole and a venule; its wall allows exchanges between blood and...
Capillary, Tiny blood vessel ensuring blood circulation between an arteriole and a venule; its wall allows exchanges between blood and the exterior...
Capillary, Tiny blood vessel ensuring blood circulation between an arteriole and a venule; its wall allows exchanges between blood and the exterior...
Illustration of prostatic artery embolization, a technique for treating benign prostatic hypertrophy . While a urinary probe is inserted through the...
Illustration of prostatic artery embolization, a technique for treating benign prostatic hypertrophy . While a urinary probe is inserted through the...
Illustration of a Langerhans islet located in the pancreas surrounded by acinar pancreatic tissue from which separating excretory ducts exit ,...