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有些男孩子进入青春期后有时会感到乳腺处有些胀痛,用手一摸竟发现乳房中有硬疙瘩存在, 这使他们非常紧张,担心生了癌而惶惶不安。那么,男孩子的乳房为什么会发育?乳腺中的疙瘩是癌吗? 要回答这两个问题,首先得从乳腺的组成和生理谈起。我们知道,乳腺是由乳腺细胞组成的,乳腺细胞表面生长着能识别和结合雌激素的特殊结构,医学上叫做“受体”。当雌激素与乳腺细胞的受体结合后,乳腺细胞的新陈代谢就活跃起来,生长加快,并逐渐分裂,这正是女性乳腺发育的正常进程。男孩子进入青
Some boys sometimes feel some pain in their breasts after their adolescence. They feel that they have hard bumps in their breasts, which makes them very nervous and worried about having cancer. So, why the boys’ breasts develop? The breast in the knots is cancer? To answer these two questions, we must first talk about the composition and physiology of the breast. We know that the breast is composed of breast cells, the surface of breast cells can grow and recognize a special structure that can recognize and bind estrogen, which is called “receptor” in medicine. When estrogen binds to the receptors of breast cells, the metabolism of mammary glands becomes active, the growth accelerates, and the gradual division, which is the normal course of female mammary gland development. Boys into the youth