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Related to Achilles jerk: Achilles tendon reflex
Achilles jerk[ə′kil·ēz ‚jərk]
A reflex action seen as plantar flection in response to a blow to the Achilles tendon. Also known as Achilles tendon reflex.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.