Flexor Digitorum Profundus (FDP)

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Muscle	Origin	Insertion	Innervation	Action
Flexor digitorum profundus

Origin

Ulna (proximal 2/3 of anteromedial surface)¹
IO membrane¹

Insertion

Palmar surface of distal phalanges 2-5¹

Innervation

Digits 2-3: Anterior Interosseous N. (C8, T1)¹
Digits 4-5: Ulnar N. (C8, T1)¹

Action

Wrist: Flexion¹
MCP, PIP, DIP 2-5: Flexion¹

Examination

FDP Test

References

1.

Gilroy AM, MacPherson BR, Wikenheiser JC, Voll MM, Wesker K, Schünke M, eds. Atlas of Anatomy. 4th ed. Thieme; 2020.

Citation

For attribution, please cite this work as:

Yomogida N, Kerstein C. Flexor Digitorum Profundus (FDP). https://yomokerst.com/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Forearm Anterior Compartment/flexor_digitorum_profundus_FDP.html