What is the meaning of breasts?

Breastfeeding is one of the physiological functions of female breasts. After delivery, women are stimulated by hormones such as prolactin and baby sucking, and their breasts begin to produce and discharge milk regularly to prepare for breastfeeding.

Female breasts contain glands such as mammary glands, which can secrete milk to feed young children. Male breasts are generally underdeveloped, but there are breast tissues.

Breast is the second sexual characteristic of women. In sexual behavior, the breast is the most sensitive organ for women except the genitals. Sexual stimulation, such as touching, caressing, kissing, etc. , nipple erection, venous congestion on the surface of breast, breast fullness and enlargement, etc. These changes gradually returned to normal after the climax.

Extended data:

Breast is mainly composed of glands, ducts, adipose tissue and fibrous tissue.

The longitudinal section of the breast is like an upside-down tree. The "root" is the nipple, and the "crown" is the milk leaf with many branches arranged radially. The subcutaneous tissue of the breast is adipose tissue.

The amount of adipose tissue determines the size of the breast. The fibrous membrane of adipose tissue divides the breast into 65+05 to 20 breast lobes. Each breast lobe has a milk duct. The feeding tube forms an enlarged feeding tube sinus near the nipple, with a tapering end and an opening at the nipple.

There are many suspensory ligaments in breast skin and deep thoracic fascia, which are actually connective tissues. Its function is fixing and supporting.

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