Nephron is the basic structural and functional unit of the kidney. https://en.wikipedia.org/wiki/Nephron It is composed of a renal corpuscle and a renal tubule. The renal corp … uscle consists of a glomerulus and the Bowman's capsule.It is the nephron's initial filtering component.hat is called the nephron. and due to pressure filtration in the cluster of blood vessels present in them, wastes are removed. Edit. Share to: Karin L. 270,023 Contributions. There's more to farming than dirt, cows, and a pair of bib overalls.