【Skill 3】Listen to and understand explanations about the maintenance of the internal environment of the body.
You will listen to and understand an explanation about the maintenance of the internal environment of the body by combining the following two skills:
[Skill 1] Learn 生殖腺 (gonads) and 脳下垂体 (pituitary gland).
[Skill 2] Learn 指令 (signal) and 促進される (promoted).