Senin, 25 Maret 2013

The kidneys are a pair of bean-shaped

The kidneys are a pair of bean-shaped, reddish-brown organ about the size fist.ItAnda measures 10-12 cm. They are covered by the renal capsule, which is a tough connective tissue capsule surface fibrosa.Mengikuti kidneys every two layers of fat to help cushion them.

    There concaved side of the kidney that has depression in which the renal artery enter and exit venaginjal kidney and ureter. The kidneys are located on the back wall of the abdominal cavity just above the waist, and is protected by the ribs. They are considered retroperitoneal, which means they are located behind peritoneum.Ada three main areas of kidney, renal cortex, renal medulla and renal pelvis.

    The outer layer, the sand is the renal cortex. The cortex stretches down in between the layers of the radial striated. Radially striated inner layer is the renal medulla. It contains pyramid shaped tissue called the renal pyramids, separated by columns ginjal.Ureter continuous with the renal pelvis and is the center of the kidney.

renal vein
   Renal vein veins that drain the kidney. They connect the kidney to the vena cava inferior vena cava inferior.Karena on the right side of the body, the left renal vein is generally the longer of the two. Unlike the right renal vein, the left renal vein often receives venagonad left (left testicular vein in males, left ovarian vein in females). Seringmenerima left suprarenal vein as well.

renal artery
   Renal arteries usually arise from the abdominal aorta and supply the kidneys with blood. Pasokanarteri of the kidneys is variable and there may be one or more renal artery renal memasoksetiap. Because of the position of the aorta, inferior vena cava and the kidneys in the body, arteries ginjalkanan usually longer than the left renal artery. Right renal artery usually melintasiposterior to v. inferior vena cava. The renal arteries carry a large part of the total flow darahginjal. Up to one third of the total cardiac output can pass through the renal arteries to be filtered by the kidneys.

Sumber : Bpk. Dr. Iskandar Zulkarnain

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