Adductor Longus

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Original Author(s): Oliver Jones
Last updated: October 25, 2022
Revisions: 4

Original Author(s): Oliver Jones
Last updated: October 25, 2022
Revisions: 4

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The adductor longus is a muscle of the medial compartment of the thigh. It is a large, flat muscle which partially covers the adductor brevis and magnus.

  • Attachments: Originates from the pubis bone of the pelvis and expands into a fan shape. It has a broad distal attachment along the linea aspera of the femur.
  • Actions: Adduction of the thigh.
  • Innervation: Obturator nerve (L2-L4).
  • Blood Supply: Obturator artery.

Fig 1 – Muscles of the medial thigh. The overlying muscles in the anterior compartment have been removed.

Fig 2 – Cross section of the inferior thigh, showing some of the medial thigh muscles. The adductor brevis and obturator externus attach superiorly in the thigh, and so are not visible in this cross-section.