what is the function of mammary ampulla and wat is it?

The mammary glands are present in all female mammals. It is paired and is glandular. Each breast contains 15 to 20 mammary lobes with alveoli which secrete milk.The alveoli opens into the mammary tubules, which unite to form a mammary duct. Many mammary ducts constitute the mammary ampulla which is connected to the lactiferous duct.

The mammary ampulla stores the milk and transports it to the outside through lactiferous duct and then through nipple.