Gluteus maximus vs Quadriceps femoris

속성 Gluteus maximus Quadriceps femoris
라틴어 명칭 Musculus gluteus maximus Musculus quadriceps femoris
유형 Muscle Muscle
신체 계통 Muscular Muscular
신체 부위 Hip Thigh
기능 The largest and most powerful muscle in the body. Primary extensor and lateral rotator of the hip. Essential for standing from a seated position, climbing stairs, running, and maintaining upright … The most powerful extensor of the knee joint. Essential for standing, walking, climbing stairs, and running. The rectus femoris also flexes the hip.
임상적 의의 Gluteus maximus weakness (Trendelenburg gait) results from inferior gluteal nerve injury. Gluteal muscle atrophy occurs with prolonged immobility. The muscle is used in myocutaneous flap surgery for pressure ulcer coverage. Quadriceps tendon rupture prevents active knee extension. Vastus medialis oblique weakness contributes to patellar maltracking. Quadriceps atrophy commonly follows knee injuries and surgeries.
FMA ID 22314 22428