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17 Ιαν 2023 · The rectus femoris is a muscle in the anterior compartment of the thigh. It forms part of the quadriceps femoris muscle complex, and is the only muscle in this group to cross both the hip joint and the knee joints. Originates from the anterior inferior iliac spine and the ilium of the pelvis.
3 Νοε 2023 · The rectus femoris is a fusiform muscle that consists of two heads. It originates from two sites on the ilium ; the anterior inferior iliac spine (straight head) and supraacetabular groove (reflected head).
Rectus femoris can be palpated as it is the most superior of the quadriceps muscles. Start palpation at AIIS, rectus femoris can be felt until its insertion into the quadriceps tendon. Asking the patient to isometrically contract quadriceps will help to identify the muscle belly.
1 Ιαν 2022 · Summary. Rectus femoris. 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. Action. Extends the knee, accessory flexor of hip. Innervation.
The rectus femoris muscle is one of the four quadriceps muscles of the human body. The others are the vastus medialis, the vastus intermedius (deep to the rectus femoris), and the vastus lateralis. All four parts of the quadriceps muscle attach to the patella (knee cap) by the quadriceps tendon.
13 Νοε 2023 · The rectus femoris is the anterior thigh compartment's most superficial and nearly vertically oriented muscle. This bipennate structure is a component of the quadriceps muscle complex, one of the knee's most important dynamic stabilizers. [1] .
15 Οκτ 2023 · The quadriceps femoris consists of four individual muscles – the three vastus muscles and the rectus femoris. It forms the main bulk of the anterior thigh, and is one of the most powerful muscles in the body. The four muscles collectively insert onto the patella via the quadriceps tendon.
