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Straight head of rectus femoris
Other Terms: Caput rectum (Musculus rectus femoris), Caput rectum musculus rectus femoris
Straight head; Reflected head
Musculus quadriceps femoris – Musculus rectus femoris
Latin muscle parts
Caput rectum; Caput reflexum
Thigh muscle – anterior compartment
The English name for this muscle is the straight muscle of the thigh. The word rectus is Latin for “straight.”The word femur is Latin for “thigh.”
Anterior inferior spine of the ilium (straight tendon); superior groove of the acetabulum and from the anterior surface of the fibrous capsule of the hip joint (reflected tendon)
Tibial tuberosity (the patella is a sesamoid bone within the quadriceps tendon, the combined tendon of the rectus and vasti muscles; proximal to the patella the tendon is named the quadriceps tendon, distal to the patella the tendon is called the patellar ligament)
Flexion of the hip; extension of the knee.
Femoral nerve (L2, L3,and L4)
From proximal to distal, the muscle is supplied by the deep femoral artery, the femoral artery, the descending branch of the lateral circumflex artery, and from the genicular anastomoses around the knee.
Caput rectum musculus rectus femoris