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The endocrine system, as the second control system of the body, coordinates with the nervous system to regulate cells. Hormones, the messengers released into the blood, influence various body functions like reproduction, growth, and metabolic balance.
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Endocrine System Ms. Bowman
Endocrine System • Second great control system of the body • Interacts with the nervous system to coordinate and integrate the activity of body cells • Influences metabolic activity by means of hormones • Hormones = chemical messengers released into the blood to be transported throughout the body; regulate the metabolic function of other cells in the body
Hormones • The major body processes that are controlled by hormones are: • Reproduction • Growth and development • Mobilization of body defenses • Maintenance of electrolyte, water, and nutrient balance of the blood • Regulation of cellular metabolism and energy balance
Organs • Organs of the endocrine system are scattered throughout the body • Include • Pituitary gland • Thyroid gland • Parathyroid gland • Adrenal gland • Pineal gland • Thymus gland • Hypothalamus • Pancreas • Ovaries/Testes • Other hormone producing organs • Heart • GI tract • Placenta • Kidneys • Skin • Adipose Tissue