Chest muscles,computer artwork. The large muscle spanning much of the chest is the pectoralis major. It attaches at the sternum (breastbone),clavicle (collar bone) and humerus (upper arm bone). It acts to pull the arm towards the body and rotate the arm forwards and sideways. Beneath the pectoralis major is the smaller pectoralis minor (seen at right). It attaches to the ribs and scapula (shoulder blade) and acts to move the shoulder forwards and downwards. The coracobrachialis muscle (down upper arm) attaches to the scapula and humerus. It acts to pull the arm forwards and towards the body | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Springer Medizin |
Bildgröße: | 4180 px × 4180 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |