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] The rectus

The femur is the longest, heaviest, and strongest human bone. At the proximal end, the pyramid-shaped neck attaches the spherical head at the apex and the cylindrical shaft at the base. There are also two prominent bony protrusions, the greater and lesser

The piriformis is a flat, pear-shaped muscle located in the gluteal region. This muscle originates from several anatomical locations, namely, the anterior surface of the sacrum, the spinal part of the gluteal muscles, the superior gluteal surface of the

The superior and inferior gemellus muscles are a pair of small triangle-shaped muscles found among the posterior hip and gluteal musculature in the posterior proximal lower extremity, commonly referred to collectively as the gemelli muscles. The gemelli