Pineal Gland |
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| Bodies, Pineal; Body, Pineal; Cerebri, Epiphysis; Gland, Pineal; Glands, Pineal; Pineal Bodies; Pineal Glands | |
| A light-sensitive neuroendocrine organ attached to the roof of the THIRD VENTRICLE of the brain. The pineal gland secretes MELATONIN, other biogenic amines, and neuropeptides. | |