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Kidney. In humans, the kidneys are two reddish-brown bean-shaped blood-filtering organs [ 1] that are a multilobar, multipapillary form of mammalian kidneys, usually without signs of external lobulation. [ 2][ 3] They are located on the left and right in the retroperitoneal space, and in adult humans are about 12 centimetres ( 41⁄2 inches) in ...
7159. Anatomical terminology. [edit on Wikidata] The human urinary system, also known as the urinary tractor renal system, consists of the kidneys, ureters, bladder, and the urethra. The purpose of the urinary system is to eliminate waste from the body, regulate blood volume and blood pressure, control levels of electrolytesand metabolites, and ...
The kidneys in mammals are usually bean-shaped or externally lobulated. They are located behind the peritoneum (retroperitoneally) on the back wall of the body. The typical mammalian kidney consists of a renal capsule, a peripheral cortex, an internal medulla, one or more renal calyces, and a renal pelvis.
Excretory system. The excretory system is a passive biological system that removes excess, unnecessary materials from the body fluids of an organism, so as to help maintain internal chemical homeostasis and prevent damage to the body. The dual function of excretory systems is the elimination of the waste products of metabolism and to drain the ...
Renal physiology. This illustration demonstrates the normal kidney physiology, including the Proximal Convoluted Tubule (PCT), Loop of Henle, and Distal Convoluted Tubule (DCT). It also includes illustrations showing where some types of diuretics act, and what they do. Renal physiology ( Latin rēnēs, "kidneys") is the study of the physiology ...
Not to be confused with Human kidney. The kidneys are a pair of organs of the excretory system in vertebrates, which maintain the balance of water and electrolytes in the body ( osmoregulation ), filter the blood, remove metabolic waste products, and, in many vertebrates, also produce hormones (in particular, renin) and maintain blood pressure ...
Human anatomy. This article contains a list of organs in the human body. It is widely believed that there are 79 organs (this number goes up if you count each bone and muscle as an organ on their own, which is becoming a more common practice [ 1][ 2] ); however, there is no universal standard definition of what constitutes an organ, and some ...
Kidney development, or nephrogenesis, describes the embryologic origins of the kidney, a major organ in the urinary system. This article covers a 3 part developmental process that is observed in most reptiles, birds and mammals, including humans. Nephrogenesis is often considered in the broader context of the development of the urinary and ...