Question

Which female hormone increases the number of prolactin receptors on the cell membrane of mammary glands?

• A. Progesterone
• B. Estrogen
• C. Oxytocin
• D. Vasopressin

Answer 1

Answer:

B. Estrogen

On the mammary cell membrane, the female hormone estrogen increases the number of prolactin receptors. Along with this, thyroid hormones and glucocorticoids also increase the number of prolactin receptors. Whereas the opposite reaction is shown by progesterone.