Gluteus maximus vs Quadriceps femoris
| 属性 | Gluteus maximus | Quadriceps femoris |
|---|---|---|
| 拉丁名称 | Musculus gluteus maximus | Musculus quadriceps femoris |
| 类型 | Muscle | Muscle |
| 身体系统 | Muscular | Muscular |
| 身体区域 | Hip | Thigh |
| 功能 | 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. |
| 临床意义 | 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 |