Deltoid vs Gluteus maximus
| Свойство | Deltoid | Gluteus maximus |
|---|---|---|
| Латинское название | Musculus deltoideus | Musculus gluteus maximus |
| Тип | Muscle | Muscle |
| Система органов | Muscular | Muscular |
| Область тела | Shoulder | Hip |
| Функция | The primary abductor of the shoulder joint. The anterior fibers flex and medially rotate the arm. The posterior fibers extend and laterally rotate the arm. Gives the shoulder its rounded … | 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 … |
| Клиническое значение | Deltoid paralysis from axillary nerve injury prevents arm abduction. The deltoid is a common site for intramuscular injections. Rotator cuff tears may cause compensatory deltoid overuse. | 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. |
| FMA ID | 32521 | 22314 |
Full structure pages
Deltoid
Musculus deltoideus
Thick and triangular, the deltoid caps the shoulder joint and gives the shoulder its rounded contour. It is the primary abductor of the joint; its anterior fibers flex and medially rotate the arm, while its …
Gluteus maximus
Musculus gluteus maximus
The largest and most powerful muscle in the body, the gluteus maximus forms the prominence of the buttock and serves as the primary extensor and lateral rotator of the hip. It is essential to rising …