secretory component是什么意思

用法例句

Objective To study the morphologic changes of central nervous system and endocrine glands in nervous endemic cretinism.

目的 :研究地克病中枢神经系统和内分泌腺等器官的形态改变。

The endocrine glands of 3 specimen in Rhinopithecus roxellanae were observed.

对 3例川金丝猴的内分泌腺作了观察。

Endocrine gland is independent and can be seen by naked eye.

内分泌系统是由机体各内分泌腺和分散于各器官组织中的内分泌细胞组成的体内重要的调节系统,而内分泌腺在结构上独立存在,肉眼可见,如垂体、甲状腺、甲状旁腺、肾上腺和松果体等。