Flexor digitorum superficialis

Flexor digitorum superficialis (FDS) is a muscle in the second (intermediate) layer of the anterior compartment of the forearm that splits into four tendons, passes under the flexor retinaculum and through the carpal tunnel, to insert into the middle phalanx of the 2nd-5th digits. 


Anatomy: Upper limb
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Article information

rID: 23258
Section: Anatomy
Synonyms or Alternate Spellings:
  • FDS
  • Flexor digitorum superficialis muscle

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Cases and figures

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    Figure 1: carpal tunnel diagram
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