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591 Orthopaedics

A 25-year-old male comes to his physician for a follow up visit with weakness of his right hand. Two months ago, he suffered a motor vehicle accident in which his right hand was affected. On examination, he is unable to flex the metacarpophalangeal joints of the ring and index fingers, and is unable to adduct the same fingers. Which of the following muscles are most likely paralyzed?

AFlexor digitorum profundus
BPalmar interossei
CExtensor digitorum
DDorsal interossei
Orthopaedics
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