Pituitary Gland Hormone Essay

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DesLee26
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218164
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Pituitary Gland Hormone Essay
Updated:
2013-05-06 22:05:33
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BIO 220
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FINAL
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  1. Posterior
    • Oxytocin
    • ADH (vasopressin)
  2. Oxytocin
    a.       Stimulates uterine muscle contraction at childbirth and stimulates milk ejection; necessary for human bonding 
  3. ADH
    a.       Nanopeptide that stimulates vasoconstriction and therefore increased blood pressure;  stimulates water reabsorption by collecting ducts of the kidney
  4. Anterior Pituitary Hormone
    • prolactin
    • Growth hormone
    • FSH
    • LH
    • Endorphins
    • ACTH
    • TSH
    • MSH
  5. prolactin
    a.       stimulates milk synthesis in lactating breasts
  6. GH
    • a.       stimulates whole body growth and some organs
    •                                                                                                                                       i.      specifically effective/ stimulating on cartilage
    • b.      structural homology between growth hormone and prolactin
  7. FSH
    • a.       gonadotropins
    • b.      stimulates ovarian follicle development and production of estrogen  in women
    • c.       in male, it stimulates Sertoli cells and aids in spermatogenesis
  8. LH
    • a.       gonadotropins
    • b.      stimulates ovulation and the corpus luteum to produce progesterone
    • c.       stimulates the interstitial cells of Leydig to produce and release testosterone
  9. TSH
    a.       stimulates the thyroid gland to synthesize and release its thyroxine (T3 and T4)
  10. THe next three are all made from __.
    • POMC
    • MSH
    • ACTH
    • Endorphins
  11. ACTH
                                                                                                                                          i.      stimulates the adrenal cortex to release glucocorticoids (ex: cortisone and cortisol)
  12. MSH
    •                                                                                                                                       i.      stimulates the melanocytes to release melanin, darkening the skin
    •                                                                                                                                     ii.      plays a role in circadian cycles and daily rhythms 
  13. Endorphins
    •                                                                                                                                       i.      body’ s natural painkillers
    •                                                                                                                                     ii.      opiates
    • 1.       include morphine, percocets, etc.
    •                                                                                                                                   iii.      produce euphoria

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