chin reflex
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Related to chin reflex: masseter reflex
jaw re·flex
a spasmodic contraction of the temporal muscles following a downward tap on the loosely hanging mandible.
Farlex Partner Medical Dictionary © Farlex 2012
chin reflex
A clonic movement resulting from percussion or stroking of the lower jaw.
Synonym: jaw jerk; jaw reflexSee also: reflex
Medical Dictionary, © 2009 Farlex and Partners