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Pronunciation: nu'ro-ten'sin

Definition: A 13–aminoacyl peptide neurotransmitter found in synapsomes in the hypothalamus, amygdala, basal ganglia, and dorsal gray matter of the spinal cord; plays a role in pain perception but its analgesic effects are not blocked by opioid antagonists; it also affects pituitary hormone release and gastrointestinal function.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.