A&P 3

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Anonymous
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38491
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A&P 3
Updated:
2010-09-29 18:49:11
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Anatomy Physiology
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A&P exam 3
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  1. Hormones
    Chemical Messengers
  2. What are the 3 types of hormones?
    • Amines
    • Peptides/proteins
    • Steroids
  3. The amine hormones are derived from what amino acid?
    tyrosine
  4. Where are the amines released from?
    • Thyroid
    • Adrenal gland
    • Hypothalamus
  5. GPCR
    G-protein coupled receptors
  6. what type of receptors are the amines?
    cell surface receptors such as GPCR and nuclear for TH
  7. What is the largest class of hormones?
    Peptides & Proteins
  8. how are peptides and proteins usually produced?
    as preprohormones
  9. What are steroid hormones derived from?
    Cholesterol
  10. Where are steroid hormones typically released from?
    the adrenal glands and gonads
  11. Steroid hormones act at nuclear receptors to do what?
    Alter gene activity
  12. What does the adrenal cortex secrete?
    • Cortisol
    • Androgens
    • Aldosterone
  13. What does the Adrenal Medulla Secrete?
    • Epinephrine
    • Norepinephrine
  14. What does the Hypothalamus secrete?
    • CRH
    • TRH
    • GHRH
    • SS
  15. CRH
    Corticotropin-releasing hormone
  16. TRH
    Thyrotropin-releasing hormone
  17. GHRH
    Growth hormone releasing hormone
  18. SS
    Somatostatin
  19. What do the kidneys secrete?
    1,25-dihydroxyvitamin D
  20. What does the pancreas secrete?
    Insulin
  21. What do the parathyroids secrete?
    PTH
  22. PTH
    Parathyroid hormone
  23. What does the anterior pituitary gland secrete?
    • GH
    • TSH
    • ACTH
  24. GH
    Growth hormone
  25. TSH
    Thyroid stimulating hormone
  26. ACTH
    Adrenocorticotropic hormone
  27. What does the posterior pituitary secrete?
    • Oxytocin
    • ADH
  28. ADH
    Antidiuretic hormone

    (Vasopressin)
  29. What does the Thyroid secrete?
    • T4
    • T3
    • Calcitonin
  30. T4
    Thyroxine
  31. T3
    triiodothyronine
  32. What factors regulate hormones?
    Circulating hormones, whether bound or unbound.

    Not all pathways apply to all hormones
  33. What makes up a hormone-protein complex?
    Free Hormone + Binding Protien
  34. What is a common binding protein for hormones and drugs?
    Albumin
  35. Tropic hormone
    a hormone that stimulates secretion of another

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