Question:
The patient is unable to make the "OK" sign. Which muscle is involved?
The patient is unable to make the "OK" sign. Which muscle is involved?
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The FDP is responsible for flexion of the distal phalanx, and its weakness can lead to difficulty making the "OK" sign.
Updated On: Mar 24, 2025
- FDS (Flexor Digitorum Superficialis)
- FDP (Flexor Digitorum Profundus)
- FIC (Flexor Indicis Proprius)
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The Correct Option is B
Solution and Explanation
The inability to make the "OK" sign is due to dysfunction of the Flexor Digitorum Profundus (FDP) muscle. The FDP is responsible for flexing the distal phalanx of the fingers, which is essential for forming the "OK" sign.
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