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37 Cards in this Set
- Front
- Back
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Prolactin stimulates what?
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breast development during pregnancy and milk secretion after pregnancy.
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What can hypersecretion of Antididurectic hormone do?
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abnormal water retention
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What does hyposecretion of Antididurectic hormone do?
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Causes diabetes insipidus
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What does hyposecretion of Oxytocin cause?
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prolonged labor
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What does the hypothalamus do?
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Stimulates the anterior pituitary to release hormones
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What does the tyroid release?
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Tyroxine (T4) , Triiodothyronine (T3) and Calcitonin (CT)
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What do T4 and T3 do?
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Stimulate energy metabloism of all cells.
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What is caused by hyperthyroidism?
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Graves Disease
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What is caused by Hypothyroidism?
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Cretinism (pre adult) and Myxedema (adult) Goiter
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What does Calcitonin do?
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Stops breakdown of bone. Causes a decrease in blood calcium concentration.
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What is Parathyroid hormone?
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Stimulates the Breakdown of bone. Causes Increase in blood calcium concentration.
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How many layers make up the Adrenal Cortex?
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3
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What hormones are secreted by the three layers of the adrenal cortex?
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Aldosterone (main mineralocorticoid), Glucocorticoids or Cortisol (middle) and Sex hormones (inner most or deepest zone)
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Hypersecretion of Aldosterone causes?
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Increased water retention
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Cortisol stimulate what?
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Gluconeogenesis causeing increase in blood glucose.
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What is caused by hypersecretion of Cortisol?
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Cushing Syndrome
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What is caused by Hyposceretion of Cortisol?
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Addisons Disease
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What do sex hormones stimulate?
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sex drive in female
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What is caused dby hypersecretion of sex hormones?
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masculinization of female,
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Adrenall/Medulla is the inner part of what?
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The Adrenal Cortex
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Where is Epinephrine and Norepinephrine produced?
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The Adrenal Medulla
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What do the Pancreatic Islets produce?
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Glucagon and Insulin
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What does Glucagon stimulate?
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Glycogenolysis in the liver causing an increase in blood glucose.
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What does Insulin do?
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Promotes glucose entry into all cells. causing decrease in blood glucose.
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What does hypersecretion of insulin cause?
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Hypoglycemia (Insulin Shock)
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What does hyposecretion of insulin cause?
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Diabetes Mellitus
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What does the Thymus produce?
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Thymosin
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What does Thymosin do?
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Promotes development of immune-system cells.
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What does the Pineal gland produce?
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Melatonin
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What does Melatonin do?
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inhibits Tropic hormones that affect the ovaries.
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What happens with hypersecretion of Melatonin
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Winter depression, sleep disorders
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What hormone does the heart secrete?
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ANH Atrial Natriuretic Hormone
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What does ANH regulate?
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Fluid and electrolytes homeostasis
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What does the Gastrointestinal tract secrete?
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Ghrelin
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What does Ghrelin affect?
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Metabolism
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What cells store fat?
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Leptin
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What does Leptin control?
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Hunger, whether we feel full or hungery
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