Rectus femoris Muscle
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Rectus femoris Muscle

Rectus femoris Muscle Anatomy The rectus femoris is a key muscle located in the anterior (front) compartment of the thigh. It is one of the four quadriceps muscles, along with the vastus lateralis, vastus medialis, and vastus intermedius. As one of the primary extensors of the knee joint, the rectus femoris plays a crucial role…

Brachialis Muscle
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Brachialis Muscle

Brachialis Muscle Anatomy The brachialis (brachialis anticus) is a muscle in the upper arm that flexes the elbow joint. It is the prime mover of elbow flexion. The brachialis actually generates about 50% more power and is thus the prime mover of elbow flexion. The brachialis is deeper than the biceps brachialis muscle and is…