It is the sole extensor muscle of the knee, forming a large fleshy mass which covers the front and sides of the femur. The name derives from Latin four-headed muscle of the femur.

Your quad muscles, or quadriceps, are at the front of your thigh. They help you straighten your knee so you can kick, run and jump.

Jul 31, 2025 · With a shared attachment at the knee joint, it plays a key role in extending the knee, a movement essential for actions such as walking, running, and standing up. The …

The muscles that form the quadriceps femoris unite proximal to the knee and attach to the patella via the quadriceps tendon. In turn, the patella is attached to the tibia by the patella ligament.

Jun 16, 2020 · Your quadriceps are a group of four muscles located at the front of your thigh. These muscles work together to help you stand, walk, run, and move with ease.

The quadriceps muscles are a group of four muscles found on the front of the thigh, aka the quadriceps femoris group. The quads work together to straighten the knee and play an …

Nov 3, 2025 · The quadriceps muscles (quads) are four strong muscles in the front of each thigh that help you straighten your knee, climb stairs, run, and more.