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enkephalin |
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enkephalin (ĕnkĕf`əlĭn), one of several naturally occurring morphinelike substances (endorphins endorphins (ĕndôr`fĭnz), neurotransmitters found in the brain that have pain-relieving properties similar to morphine. ..... Click the link for more information. ) released from nerve endings of the central nervous system and the adrenal medulla. They act as analgesics and sedatives in the body and appear to affect mood and motivation. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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