4.5.3.1 Human Endocrine System
- Created by: goldstar3
- Created on: 09-08-18 11:36
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The endocrine system is composed of glands which secrete chemicals called hormones directly into the bloodstream. The blood carries the hormone to a target organ where it produces its effect.
Hormones are slower acting, nerves act quickly
Hormones have a widespread effect,…
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