GENERAL HISTOLOGY

Detailed explanation-1: -Kidneys. 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 .

Detailed explanation-2: -Sweat glands in the skin also serve an excretory function because water and urea are excreted in perspiration. It breaks down some wastes before they can be excreted.

Detailed explanation-3: -Answer and Explanation: The skin helps eliminate waste from the body through perspiration (C). Perspiration is also known as sweating. The sweat glands help to remove wastes that may be harmful to the body such as urea and ammonia.

Detailed explanation-4: -The kidneys remove from the blood the nitrogenous wastes such as urea, as well as salts and excess water, and excrete them in the form of urine. This is done with the help of millions of nephrons present in the kidney.

Detailed explanation-5: -The kidneys are the part of our excretory system. It plays an important role by filtering blood and removing urea, excess salt and water from the body as urine.