Nephrons – നെഫ്രോണുകൾ
Nephrons are the functional units of the kidney. They are microscopic tubules that are responsible for the filtration, reabsorption, and secretion of water and other various substances. Each kidney contains around one million nephrons, and each nephron is composed of a glomerulus and a renal tubule. The glomerulus is a cluster of capillaries that filter …