乳腺的发育和分化以及泌乳机能等是极为复杂的形态形成和生理生化活动,与神经系统和内分泌系统都有密切的联系。因为神经系统与本文关系较少,所以不拟在此叙述。内分泌系统中除雌性激素、黄体激素(孕酮)、促乳激素和生长激素之外,诸如后叶激素、胰岛素和肾上腺皮质激素等也都直接或间接地参与乳腺的生长和分 Mammary gland development and differentiation, as well as lactation function is extremely complex morphogenesis and physiological and biochemical activities, and the nervous system and endocrine system are closely linked. Because the nervous system and the relationship between this article is less, it is not intended to be described here. In addition to the endocrine system of estrogen, progesterone (progesterone), prolactin and growth hormone, such as posterior hormones, insulin and adrenocorticotropic hormone are also directly or indirectly involved in breast growth and