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Ch 13 vocab.
Muscles of the Shoulders, Chest and Back
|muscle of the shoulder that raises the arm and moves the arm away from the body (abduction)||deltoid muscle|
|muscles between the ribs that work in pairs to spread the ribs apart during inspiration and move the ribs together during forced expiration, coughing or sneezing||intercostal muscles|
|muscle of the back that moves the arm posteriorly and medially toward the spinal column (adduction)||latissimus dorsi muscle|
|muscle of the chest that moves the arm anteriorly and medially across the chest (adduction)||pectoralis major muscle|
|muscle of the shoulder that raises the shoulder, pulls the shoulder blades together, and elevates the clavicle. it turns the head from side to side (rotation) and moves the head posteriorly (extension)||trapezius muscle|