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patellar reflex

 

Definition: a sudden contraction of the anterior muscles of the thigh, caused by a smart tap on the patellar tendon while the leg hangs loosely at a right angle with the thigh.

Synonym(s): knee jerk, knee reflex, knee-jerk reflex, patellar tendon reflex, quadriceps reflex

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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