Deltoides vs Pectoralis major
| Propiedad | Deltoides | Pectoralis major |
|---|---|---|
| Nombre latino | Musculus deltoideus | Musculus pectoralis major |
| Tipo | Muscle | Muscle |
| Sistema corporal | Muscular | Muscular |
| Región corporal | Hombro | Tórax |
| Función | El principal abductor de la articulación del hombro. Las fibras anteriores flexionan y rotan medialmente el brazo. Las fibras posteriores extienden y rotan lateralmente el brazo. Da al hombro su … | A powerful adductor, flexor, and medial rotator of the arm at the shoulder. Essential for pushing movements, climbing, and arm-swinging activities. |
| Significado clínico | La parálisis del deltoides por lesión del nervio axilar impide la abducción del brazo. El deltoides es un sitio habitual para las inyecciones intramusculares. Las roturas del manguito rotador pueden … | Pectoralis major rupture occurs during heavy bench pressing. Poland syndrome involves congenital absence of the pectoralis major. The muscle is used in pectoralis major flap reconstructive surgery. |
| FMA ID | 32521 | 9627 |
Full structure pages
Deltoides
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 …
Pectoralis major
Musculus pectoralis major
A fan-shaped muscle of the anterior chest wall, the pectoralis major acts as a powerful adductor, flexor, and medial rotator of the arm at the shoulder, and is essential to pushing movements, climbing, and arm-swinging …