"mammary gland" 的定义和意义

What is "mammary gland"?

The mammary gland is a specialized glandular structure in the breast tissue of mammals, responsible for producing and secreting milk. It is influenced by hormonal signals, particularly the hormones estrogen, progesterone, and prolactin, which regulate its development and function. The mammary gland plays a crucial role in lactation and nourishing newborn offspring, making it an essential component of the endocrine system and reproductive biology.