Nephron

**Semantic type:** Body Part, Organ, or Organ Component

**Definition:** The basic structural and functioning unit of the kidney. It is composed of the glomerulus, where waste products are filtered from the blood, the proximal and distal tubules, the loop of Henle, and the collecting ducts, where urine is produced for excretion from the body.

**Synonyms:** - Uriniferous Tube