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The structure of the vasa vasorum varies with the size, function and location of the vessels. Cells need to be within a few cell-widths of a capillary to stay alive. In the largest vessels, the vasa vasorum penetrates the outer (tunica adventitia) layer and middle (tunica media) layer almost to the inner (tunica intima) layer.
Blood vessels function to transport blood to an animal's body tissues. In general, arteries and arterioles transport oxygenated blood from the lungs to the body and its organs, and veins and venules transport deoxygenated blood from the body to the lungs. Blood vessels also circulate blood throughout the circulatory system.
The human hepatic portal system delivers about three-fourths of the blood going to the liver.The final common pathway for transport of venous blood from spleen, pancreas, gallbladder and the abdominal portion of the gastrointestinal tract [2] (with the exception of the inferior part of the anal canal and sigmoid colon) is through the hepatic portal vein.
duct, blood vessel: Latin vās, vessel, dish, vase vasoconstriction: vasculo-blood vessel: Latin vāsculum: cardiovascular: ven-of or pertaining to the veins, venous blood, and the vascular system: Latin vēna, blood-vessel, vein venule, venospasm: ventr(o)-of or pertaining to the belly, the stomach cavities Latin venter, belly, stomach, womb ...
In anatomy, the gastroduodenal artery is a small blood vessel in the abdomen. It supplies blood directly to the pylorus (distal part of the stomach ) and proximal part of the duodenum . It also indirectly supplies the pancreatic head (via the anterior and posterior superior pancreaticoduodenal arteries ).
The genicular arteries (from Latin geniculum, "knee") are six arteries in the human leg, five of which are branches of the popliteal artery, that anastomose in the knee region in the patellar network or genicular anastomosis. [1]
The vasa recta of the kidney, (vasa recta renis) are the straight arterioles, and the straight venules of the kidney, – a series of blood vessels in the blood supply of the kidney that enter the medulla as the straight arterioles, and leave the medulla to ascend to the cortex as the straight venules. (Latin: vās, "vessel"; rēctus, "straight").
The Aztecs knew of and used an extensive inventory consisting of hundreds of different medicinal herbs and plants. A variety of indigenous Nahua and Novohispanic written works survived from the conquest and later colonial periods that describe aspects of the Aztec system and practice of medicine and its remedies, incantations, practical ...