sethigulshan
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What is the function of Pineal gland?
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| ssrpk
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secretes melatonin, implicated in circadian rhythm.
acts in concert with suprachiasmatic nucleus which receives input directly from optic nerve!
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| sethigulshan
Forum Senior
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Good
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| ssrpk
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wht is the precursor of melatonin?
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| sethigulshan
Forum Senior
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Is it Tryptophan.
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| ssrpk
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well, u can say, it's actually serotonin!
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| SDK
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What is the innervation of pineal gland????
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| SDK
Forum Fanatic
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functions of pineal gland...
a)Circadian rhythm
b)sleep patterns(melatonin inc: during night)
c) involved in seasonal affective disorders
d)inhibit sexual development...as melatonin level(pineal gland is large in children) is higher in children....inhibit sexual development.....it is progressively decrease with age.
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| SDK
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http://arbl.cvmbs.colostate.edu/hbooks/pathphys/e...
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| KEROCHI
Forum Guru
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Impt. clin. correlation...
Pineal tumors may cause obst. of CSF flow, inc. ICP & NC hydrocephalus. Compression of the upper midbrain, pretectal area or post. commissure by a pineal tumor may cause PARINAUD'S
SYNDROME, in which a pt. may have impaired conjugate vertical gaze & pupillary light reflex abnormalities.
Other impt. clin info:
Pineal calcification may REDUCE the output of MELATONIN & be a cause of?????
INSOMNIA.
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