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14 Cards in this Set
- Front
- Back
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How is the Anterior Pituitary connected to the Hypothalamus?
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Through the portal system. In addition, the flow is one way - it goes from the hypothalamus to the ant. pituitary
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how do hypothalamic hormones work?
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They are synthesized in neurosecretory cells and transported down to the axon terminals. When the cells are stimulated, the AP goes down to the terminal end and causes release of the hormones into the portal system.
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What are the hypothalamic hormones?
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GHRH
GHIH Dopamine TRH (thyrotropin releasing hormone) CRH / CRF GnRH MRH |
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What are the anterior pituitary hormones?
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Prolactin
Growth Hormone (Somatotropin) Luteinizing Hormone Follice-Stimulating Hormone Thyroid-Stimulating Hormone Adrenocorticotropic Hormone |
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What are the intermediate lobe pituitary hormones?
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B-endorphin met-enkephalin
Melanocyte stimulating hormone |
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What are the symptoms of hypothyroidism in adults?
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dec metabolic rate, dec thermogenesis, dec protein synthesis, fatigue, slow reflexes
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What are the symptoms of hypothyroidism in infants?
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Impaired physical growth and maturation, mental retardation, infertility
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What does the Parathyroid release, and in response to what conditions?
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Releases Parathyroid hormone in response to low blood Calcium
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What does adiponectic do?
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Increases energy storage by increasing number of insulin receptors.
The concentration of adiponectin in the blood is inversely related to amount of body fat |
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What does the pineal gland secrete?
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Serotonin
Melatonin |
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What does the adrenal medulla release?
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Epinephrine and Norepineprine from chromaffin cells
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What does the adrenal cortex release?
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Aldosterone
Cortisol, Corticosterone DHEA |
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What hormones do the Testes secrete?
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1. Leydig cells secrete LH and testosterone
2. Sertoli cells secrete Mullerian inhibiting hormone and inhibin |
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What do ovaries secrete?
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Estrogens
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