Skip to content

Rectus femoris

Contents

Anatomy

Position

  • Superficial

Origin

  • SIAI (Spina Iliaca Anterior Inferior)
  • Slightly superior to the acetabulum

Insertion

  • Tuberositas tibiae
    • Via patellar ligament

Main function

  • Pelvis
    • Anterior tilt
  • Hip
    • Flexion
  • Knee
    • Extension

Nerve innervation

  • Segmental
    • L2-L4
  • Peripheral
    • Nervus femoralis

Arterial supply

  • Femoral artery

Referred pain pattern

Rectus femoris - pain pattern

Muscle Type

  • Postural
    • Shortens when overactivated

Symptoms

  • Hip buckling syndrome
  • Problems walking downstairs
  • Weakness of kne extension

Muscle attachment zones

Videos

Short version

Detailed version

Myofascial lines

Superficial ventral line