Endocrine system
Endocrine System /ˈɛndəʊkraɪn ˈsɪstəm/ Noun The system of glands that secrete hormones directly into the bloodstream to regulate various bodily functions. Hệ nội tiết Example: The endocrine system includes glands such as the thyroid, adrenal, and pituitary. Related: hormonal regulation, endocrine glands. Hormone /ˈhɔːrməʊn/ Noun Chemical messengers produced by endocrine glands that regulate physiological […]