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.
Synonym(s): chin jerk, chin reflex, jaw jerk, mandibular reflex, masseter reflex

chin reflex

A clonic movement resulting from percussion or stroking of the lower jaw.
Synonym: jaw jerk; jaw reflex
See also: reflex
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