MICROANATOMY

Detailed explanation-1: -nephron, functional unit of the kidney, the structure that actually produces urine in the process of removing waste and excess substances from the blood. There are about 1, 000, 000 nephrons in each human kidney.

Detailed explanation-2: -2) Nephron’s chief function is to regulate the concentration of water and soluble substances, reabsorbing what is needed and excreting the rest as urine. Hence it is known as functional unit of kidney.

Detailed explanation-3: -The nephron is the basic structural and functional unit of the kidney. Its chief function is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood, reabsorbing the required substances and excreting the rest as urine.