Melatonin and Biorhythms Flashcards

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1
Q

pineal gland

A

small mass of tissue near center of mammalian brain

  • light sensitive cells
  • nervous connections to eyes
  • secretes melatonin
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2
Q

melatonin

A

modified amino acid

  • regulates functions related to light and seasons
  • skin pigmentation

how much is secreted depends on day length
-winter= more melatonin

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