GENERAL HISTOLOGY

Detailed explanation-1: -The paired kidneys are often considered the main organs of excretion. The primary function of the kidneys is the elimination of excess water and wastes from the bloodstream by the production of the liquid waste known as urine . The main structural and functional units of the kidneys are tiny structures called nephrons.

Detailed explanation-2: -The excretory system includes 5 major constituent organs that remove metabolic waste through various components including the kidney, ureter, urinary bladder, and urethra.

Detailed explanation-3: -Why are the kidneys important? Your kidneys remove wastes and extra fluid from your body. Your kidneys also remove acid that is produced by the cells of your body and maintain a healthy balance of water, salts, and minerals-such as sodium, calcium, phosphorus, and potassium-in your blood.

Detailed explanation-4: -Kidney: Removes urea, uric acid, creatinine, ammonia, excess water, and some drugs. Lungs: Removes carbon dioxide that is produced by the cells during cellular respiration. Skin (Sweat glands): Removes salt (sodium chloride), water and traces of urea.