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Endocrine System - Endocrine System Like the nervous system...

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Endocrine System Like the nervous system, the endocrine (en-do-krin) system controls body activities, but it acts much more slowly. The endocrine glands produce chemical molecules called hormones and release them into the blood to travel to relatively distant target organs. The endocrine glands include the pituitary, thyroid, parathyroids, adrenals, thymus, pancreas, pineal, ovaries (in the female), and testes (in the male). The endocrine glands are not connected anatomically in the same way that parts of the other organ systems are. What they have in common is that they all secrete hormones, which regulate other structures. The body functions controlled by hormones are many and varied, involving every cell in the body. Growth, reproduction, and food use by cells are all controlled (at least in part) by hormones. Cardiovascular System The primary organs of the cardiovascular system are the heart and blood vessels. Using blood
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