Which one of the following is correctly matched pair of the given secrtion and its primary role in human physiology?

Options

A. Sebum `to` Sexual attraction
B. Sweat `to` Thermoregulation
C. Salive `to` Tasting food
D. Tears `to` Excretion of salts

Answer

B

Explanation

Sweet glands are coiled tubular glands situated in the dermis and connected to a sweat duct which open as pore on the surface of the skin. These secrete sweat which contains 0.1-04% of sodium chloride, sodium acetated and urea.
Sweating occurs when the body temperature increases. As sweat evaporates from the body as latent heat of vaporation and in this way sweat reduces body temperature.