Nierentubulus

NierenTubulus, also known as Nephrotubulus, is a term used in the field of nephrology to describe the functional unit of the kidney responsible for the filtration, reabsorption, and secretion of substances. The term is derived from the Latin words "nieren," meaning kidney, and "tubulus," meaning tube. The NierenTubulus consists of the renal corpuscle, which includes the glomerulus and Bowman's capsule, and the renal tubule, which is further divided into the proximal convoluted tubule, loop of Henle, and distal convoluted tubule.

The renal corpuscle is responsible for the initial filtration of blood, allowing water, electrolytes, and small molecules to pass into the Bowman's capsule. The renal tubule then plays a crucial role in the reabsorption of essential substances, such as glucose, amino acids, and electrolytes, back into the bloodstream. Additionally, the renal tubule is involved in the secretion of waste products, such as urea and creatinine, into the urine.

The NierenTubulus is essential for maintaining the body's fluid and electrolyte balance, as well as regulating blood pressure and acid-base balance. Dysfunction of the NierenTubulus can lead to various kidney diseases, such as glomerulonephritis, tubular necrosis, and renal failure. Understanding the structure and function of the NierenTubulus is vital for the diagnosis and treatment of kidney-related disorders.