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Facial Expression

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Definition: Observable changes of expression in the face in response to emotional stimuli.  human & animal; a psychol response: do not confuse with FACIES, phys appearance characteristic of various dis; no qualif    Other names Facial Expressions; Expressions, Facial; Expression, Facial

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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