Chapter 25

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Author:
tiamaria91
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85165
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Chapter 25
Updated:
2011-05-11 02:20:35
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Chapter 25
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  1. -has been used to relieve negative symptoms of menopause
    -may caused increased risks of stroke and cancer
    hormone replacement therapy (HRT)
  2. -regulatory chemicals that affect specific sites in the body
    -produced by most plants and animals
    -made by endocrine glands
    hormones
  3. -consists of all hormone-secreting cells
    -is the body's main system for internal chemical regulation
    endocrine system
  4. cells that have receptors for that specific hormone
    target cells
  5. -Is part of the brain
    -Is the main control center of the endocrine system
    -Receives information from nerves about the:
    +Internal condition of the body
    +External environment
    hypothalamus
  6. -Is a pea-sized structure that hangs below the hypothalamus
    -Responds to signals from the hypothalamus
    -Secretes hormones that influence many body functions
    pituitary gland
  7. Secretes hormones made in the hypothalamus
    posterior pituitary
  8. -synthesizes its own hormones
    -secretes hormones directly into the blood
    anterior pituitary
  9. promotes development and enlargement of all parts of the body
    growth hormone
  10. -produced by anterior pituitary
    -act as natural pain killers
    endorphins
  11. produces two antagonistic hormones that play important roles in managing the body's energy supplies: insulin and glucagon
    pancreas
  12. reduces blood sugar levels
    insulin
  13. increases blood sugar levels
    glucagon
  14. paired structures resting atop the kidneys; consists of adrenal medulla and adrenal cortex
    adrenal glands
  15. -secreted by adrenal medulla
    -enable body to respond to stress
    -produce the fight or flight syndrome
    epinephrine and norepinephrine

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