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Regarding pineal gland - choose the incorrect option :


( A ) The pineal gland is located on the dorsal side of midbrain.
( B ) Pineal secretes a hormone called melatonin.
( C ) melatonin influences metabolism, pigmentation, the menstrual cycle as well as our defense capability.
( D ) Melatonin plays a very important role in the regulation of a diurnal rhythm (sleep-wake cycle, rhytm of body temperature).

1 Answer

(A) is the right answer.

The pineal gland is located on the dorsal side of forebrain. Pineal secretes a hormone called melatonin. Melatonin plays a very important role in the regulation of a 24-hour (diurnal) rhythm of our body. For example, it helps in maintaining the normal rhythms of sleep-wake cycle, body temperature. In addition, melatonin also influences metabolism, pigmentation, the menstrual cycle as well as our defense capability.
answered Apr 3, 2014 by pady_1
 
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