Hormones and Endocrine Function
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endocrine system Overview The glands that make up the endocrine system produce chemical messengers called hormones that travel through the blood to other parts
Learn how the endocrine system secretes hormones into the bloodstream from glands throughout the body, including thyroxine and adrenaline digestive system Unlike exocrine glands , endocrine glands secrete their respective substances directly into the bloodstream rather than through a duct These
ปริมาณ:
endocrine system Overview The glands that make up the endocrine system produce chemical messengers called hormones that travel through the blood to other parts
endocrine Learn how the endocrine system secretes hormones into the bloodstream from glands throughout the body, including thyroxine and adrenaline
Unlike exocrine glands , endocrine glands secrete their respective substances directly into the bloodstream rather than through a duct These