Rectus Femoris

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ATTACHMENTS:

• The rectus femoris of the quadriceps femoris group attaches from the AIIS to the patella and then onto the tibial tuberosity via the patella ligament.

ACTIONS:

• Flexes the thigh at the hip joint.
• Anteriorly tilts the pelvis at the hip joint.
• Extends the leg (and/or thigh) at the knee joint.

NOTE: The rectus femoris is the only one of the four quadriceps femoris muscles that crosses the hip joint.