Hormones of the Pitutary

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Author:
emt-shawn
ID:
83232
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Hormones of the Pitutary
Updated:
2011-05-02 13:12:06
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Anatomy Physiology
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Chapter 18
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  1. Thyroid Stimulating Hormone (TSH)
    • Region: Pars ditalis
    • Targets: Thyroid gland
    • Effect: Secretion of thyroid hormones
    • Hypothalamic Regulatory Hormone: Thyrotropin Releasing factor (TRH)
  2. Adrenocoticotropic Hormone (ACTH)
    • Region: Pars distalis
    • Targets: Secretion of glucocorticoidsSuprarenal cortex (zone fasciculata)
    • Effects: Secretion of glucocorticoids
    • Hypothalamic Regulatory Homone: Corticotropin-releasing hormone (CRH)
  3. Follicle Stimulating Hormone (FSH)/Gonadotropin
    • Region: Pars distalis
    • Targets: Follicle cells of ovaries, Nurse of testies
    • Effects: Secretion of estrogen, and follicle devolpment
    • Hypothalamic Regulatory Homone: Gonadotropin Releasing Hormone (GnRH)
  4. Luteinizing Hormone(LH)/Gonadotropin
    • Region: Pars distalis
    • Targets: Follicle cells of ovaries and intersitial cells of testies
    • Effects: ovulation formation of corpus luteum, secretion of estrogen and secretion of testoserone
    • Hypothalamic Regulatory Homone: Gonadotropin Releasing Hormone (GnRH)
  5. Prolactin Horomone(PRL)/Gonadotropin
    • Region: Pars distalis
    • Targets: Mammary glands
    • Effects: Production of milk
    • Hypothalamic Regulatory Homone: Prolactin Releasing Factor (PRF) Prolactin Inhibtory Hormone (PIH)
  6. Growth Hormone(GH)/Gonadotropin
    • Region: Pars distalis
    • Targets: All Cells
    • Effects: Growth, protein synthesis, lipid mobilization and catabolism.
    • Hypothalamic Regulatory hormone: Growth Hormone- Releasing Hormone (GH-RH), Growth Hormone- Inhibiting Hormone(GH-IH)
  7. Melanocyte Stimulating Hormone (MSH)
    • Region: Pars Intermedia
    • Targets: Melanocyte
    • Effects: Increases melanocyte synthesis in epidermis
    • Hypothalamic Regulatory Homone: Melanocyte Stimulating Hormone-Inhibitory Hormone(MSH-IH)
  8. Antidiuretic Hormone (ADH)
    • Region: Pars Nervosa
    • Targets: Kidneys
    • Effects: Rebsorption of Water
    • Hypothalamic Regulatory Homone: None, Transported along axons from paraventricular nucleus to neurohypophysis
  9. Oxytocin(OXT)
    • Region: Pars Nervosa
    • Targets: Uterus,mammary glands(Females) Ductus deferens and prostate gland (Males)
    • Effects: Labor contractions, milk ejection ANd contraction of ductus deferens and prostate gland
    • Hypothalamic Regulatory Homone: None, Transported along axons from paraventricular nucleus to neurohypophysis

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