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人是怎样长高的,其奥秘在哪里? 原来,在人的大脑里有一个豌豆大小的器官——脑垂体。别看它的重量只有0.6克,功能可不小,它分泌着人体需要的近十种激素,对维持人体的生理功能和促进人体的生长发育发挥着巨大的作用。脑垂体前部分泌的生长素,是用来负责人体生长发育的。如果在幼年分泌的生长素过多,就会出现巨人症,身高可达2米,
How people grow up, where is the mystery? Originally, in the human brain there is a pea-sized organ - the pituitary gland. Do not look at its weight of only 0.6 grams, the function is not small, it secrete nearly ten kinds of hormones the body needs, to maintain the physiological function of the human body and promote human growth and development play a huge role. The secretion of the anterior pituitary ghrelin, is responsible for human body growth and development. If you grow too young in the secretion of auxin, there will be gigantism, up to 2 meters tall,