Identify the hormone with its correct matching of source and function :

Options

A. Atrial natriuretic factor - ventricular wall increases the blood pressure
B. Oxytocin - posterior pituitary, growth and maintenance of mammary glands
C. Melatonin - pineal gland, regulates the normal rhythm of sleepwake cycle
D. Progesterone - corpus luteum, stimulation of growth and activities of female secondary sex organs

Answer

C

Explanation

(a) Incorrect , as ANF is secreted by the atrial wall and it leads to a decrease in blood pressure.
(b) Incorrect , as oxytocin is released by positerior pituitary but is not responsible for growth and maintenance of mammary glands
(d) Incorrect, Progesterone is not responsible for secondary for secondary sexual characters and growth of secondary sex organs, it is estrogen which causes these effects.