Gluteus maximus vs Quadriceps femoris

特性 Gluteus maximus Quadriceps femoris
ラテン語名 Musculus gluteus maximus Musculus quadriceps femoris
種類 Muscle Muscle
器官系 Muscular Muscular
身体部位 Hip Thigh
機能 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.
臨床的意義 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