Gluteus maximus vs Quadriceps femoris
| Thuộc tính | Gluteus maximus | Quadriceps femoris |
|---|---|---|
| Tên Latin | Musculus gluteus maximus | Musculus quadriceps femoris |
| Loại | Muscle | Muscle |
| Hệ thống cơ thể | Muscular | Muscular |
| Vùng cơ thể | Hip | Thigh |
| Chức năng | 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. |
| Tầm quan trọng lâm sàng | 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 |