MICROANATOMY

Detailed explanation-1: -Melatonin is mainly produced by the pineal gland and although it appears not to be essential for human physiology, it is known to have a range of different effects when taken as a medication.

Detailed explanation-2: -Hypopituitarism is a rare disorder in which your pituitary gland fails to produce one or more hormones, or doesn’t produce enough hormones.

Detailed explanation-3: -The main function of the pineal gland is to receive information about the state of the light-dark cycle from the environment and convey this information by the production and secretion of the hormone melatonin.