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The Endocrine Organs - The Endocrine Organs I Endocrine...

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The Endocrine Organs I. Endocrine Overview: Functions and Organs A. General Functions 1. hormones - messengers transported via blood/lymph 2. glands - structures that produce/release hormones 3. hormones cause short to long lasting changes in metabolism of target cells with receptors for them B. Endocrine Organs 1. pituitary, thyroid, parathyroid, adrenal, pineal, thymus, pancreas, gonads (ovaries & testes) 2. hypothalamus - master regulator of endocrine glands 3. stomach, small intestine, kidneys, heart, placenta II. Pituitary Gland (hypophysis) A. Location, Structure and Hormones 1. sits on sella turcica of the sphenoid bone 2. infundibulum - connection to hypothalamus (superior) 3. posterior lobe - neurohypophysis (neural tissue) a. oxytocin b. antidiuretic hormone (ADH) 4. anterior lobe - adenohypophysis (glandular tissue) a. thyroid stimulating hormone (TSH) b. adrenocorticotropic hormone (ACTH) c. follicle stimulating hormone (FSH) d. luteinizing hormone (LH) e. growth hormone (GH) f. prolactin (PRL) 5. hypophyseal portal system - capillaries that carry
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