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Gracilis

Contents

Anatomy pictures

Gracilis - anterior
Gracilis - posterior

Origin & insertion

Gracilis - origin
Gracilis - anteromedial insertion

Referred pain pattern

Gracilis - pain pattern

Muscle type

  • Phasic
    • May weaken and lengthen when overactivated

Symptoms

  • Superificial, hot and stinging pain
  • Pain relieved by walking

Muscular attachments

Origin of gracilis

Insertion of gracilis

Videos

Short version

Detailed version

Anatomy

Position

  • Superficial

Origin

  • Inferior 1/2 of symphysis pubis
  • Medial aspect of inferior ramus pubis

Insertion

  • Medial aspect of tibia slightly distal to the condyle
  • Pes anserinus tendon

Main function

  • Pelvis
    • Anterior tilt
  • Hip
    • Flexion
    • Adduction
  • Knee
    • Flexion

Secondary function

  • Pelvis
    • Elevation
  • Knee
    • Medial rotation

Nerve innervation

  • Segmental
    • L2-3
  • Peripheral
    • Nervus obturator

Arterial supply

  • Deep femoral artery
  • Obturator artery