Which of the following muscles is the primary finger flexor of digits two through five?
A) Flexor digitorum superficialis (FDS)
B) Flexor digitorum profundus (FDP)
C) Lumbricales
D) Interossei

Question

Quizplus · Accepted Answer

The flexor digitorum profundus (FDP) is the primary finger flexor of digits two through five. The flexor digitorum superficialis (FDS) also contributes to flexing these fingers, but it primarily acts on digits two through four. The lumbricales and interossei muscles are involved in finger abduction and adduction, respectively.

Which of the Following Muscles Is the Primary Finger Flexor