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contraction of the mentalis muscle after a tap on the side of the nose.
Farlex Partner Medical Dictionary © Farlex 2012
Contraction of the mentalis muscle with elevation of lower lip and wrinkling of skin of chin. The reflex is elicited by percussion of the side of the nose.
See also: reflex
Medical Dictionary, © 2009 Farlex and Partners
na·so·men·tal re·flex(nāzō-mentăl rēfleks)
Contraction of mentalis muscle after a tap on side of nose.
Medical Dictionary for the Dental Professions © Farlex 2012