secretion of milk मीनिंग इन हिंदी

Prolactin is involved in the maturation of mammary glands and their secretion of milk in association with oxytocin, estrogen, progesterone, glucocorticoids, and others.
No one knows what effect, if any, estrogen may play in tearfulness, but data suggest that prolactin, a hormone that promotes secretion of milk and controls fluid balance.
During early evolution of lactation, the secretion of milk was through pilosebaceous glands on mammary patches, analogous to the areola, and hairs on this patch transported the nourishing fluids to the eggs as is seen in marsupials.