When performing resisted testing of your patient's foot and ankle, you find that pain is reproduced only when resisting a muscle that supports the lateral longitudinal arch. Which of the following muscles would be painful with resisted testing?
a. Flexor hallucis longus
b. Abductor hallucis
c. Posterior tibialis
d. Peroneus longus
ANS: D
The medial longitudinal arch is primarily supported by a ligamentous complex. Ligaments also help to support the lateral longitudinal arch but also receive dynamic support from the tibialis posterior and the peroneus longus tendon.
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