Which muscle inserts onto the distal phalanx of the thumb?
A) extensor indicis
B) abductor pollicis longus
C) extensor digitorum
D) flexor pollicis longus
D
Explanation:
A) The extensor indicis does not insert onto the distal phalanx of the thumb.
B) The abductor pollicis longus does not insert onto the distal phalanx of the thumb.
C) The extensor digitorum does not insert onto the distal phalanx of the thumb.
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