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image: Rectus Femoris
Rectus Femoris

Rectus Femoris

 Articulations :

 Action :

  • Extends the knee.

Origin :

  • Straight head from anterior inferior iliac spine
  • Reflected head from groove just above acetabulum

Insertion :

  • Base of patella to form the more central portion of the quadriceps femoris tendon.

Innervation :

  • Muscular branches of femoral nerve.

Arterial Supply :

  • Lateral circumflex femoral artery.

Depth :

  • Superficial
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