| TRAPEZIUS | Elevates clavicle; elevates, retracts, and rotates scapula; depresses, extends head. Accessory nerve (CNXI). |
| SERRATUS ANTERIOR | Protracts and stabilizes scapula. Long thoracic nerve. |
| PECTORALIS MAJOR | Protracts and depresses scapula. Medial pectoral nerve. |