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泌乳是妇女分娩后的一种重要生理活动。通过适量乳汁的分泌,可为新生儿提供必要的营养,哺育后代。非哺乳期有泌乳,或虽属哺乳期,但乳汁量分泌过少与过多均属异常范围。乳房的发育与泌乳形成自乳房开始发育至形成乳汁与泌乳,均直接受神经内分泌的调节。青春期的女性,下丘脑—垂体—卵巢轴功能日趋成熟,卵巢随之分泌雌激素和孕激素。
Lactation is an important physiological activity of women after childbirth. Through the appropriate amount of milk secretion, newborns can provide the necessary nutrition, feeding offspring. Non-lactating lactation, or lactation, though milk secretion is too small and too much are abnormal range. Breast development and lactation formation from the beginning of breast development to the formation of milk and lactation, are directly regulated by neuroendocrine. Adolescent women, hypothalamus - pituitary - ovarian axis function matures, ovarian estrogen and progesterone secretion.