The structure in the brain that serves as an 'internal clock' for circadian rhythms is the
A) periaqueductal grey.
B) photo-optic ganglion.
C) hypothalamus.
D) pineal gland.
E) suprachiasmatic nucleus.
Correct Answer:
Verified
Q36: Communication from the hypothalamus to the pituitary
Q37: One major mechanism by which the hypothalamus
Q38: GnRH, or Gonadotropin-releasing hormone, is released by
Q39: Circadian rhythms are regulated by the release
Q40: The function of the hormone melatonin in
Q42: The sensory input that entrains the day/night
Q43: Destruction of the Suprachiasmatic Nucleus (SCN) would
Q44: The PER protein is involved in the
Q45: If retinal rod and cone cells are
Q46: The major transmitter in the rat SCN
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