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Analysis of the Shoulder Girdle Bent Over Rows Adduction Middle and lower trapezius, and serratus anterior Body Dips Downward rotation and depression Pectoralis minor, rhomboid, and lower trapezius Lower Trapezius, Pectoralis Minor Lateral Raises Upward rotation Serratus anterior, middle and lower trapezius Dumbbell Shrugs Elevation Rhomboid, levator scapulae, upper and middle trapezius Chest Press Abduction Serratus anterior and pectoralis minor What is the common action of the scapula? Muscles involved? Abduction Pectoralis minor & Serratus Ant. Action of the scapula? Muscles involved? Elevation Levator Scapula, Rhomboids & Trapezius (upper) Action of the scapula? Muscles involved? Adduction Rhomboids & Trapezius (middle and lower fibers) Action of the scapula? Muscles involved? Downward Rotation Pectoralis Minor, & Rhomboids Action of the scapula? Muscles involved? Abduction Pectoralis minor & Serratus Anterior Action of the scapula? Muscles involved? Adduction Rhomboids Trapezius (middle and lower) What position are his scapula in? Upward rotation? What position are his scapula in? Abduction, Upward rotation What position is his right scapula in? Adduction What position are his scapula in? Upward rotation What position are their right scapulas in? Abduction, Upward rotation Position of his scapula? Upward Rotation Levator Scapulae Rhomboids 1. Trapezius 2. Scapula – Anterior View • 1. Acromion process • 2. Coracoid process • 3. Glenoid fossa or cavity • 4. Inferior angle • 5. Superior angle • 6. Medial (Vertebral) border • 7. Lateral (Auxiliary) border 1. 2. 5. 3. 8. 6. 7. 4. Pectoralis Minor Scapula action = ? Scapula muscle(s) = ? Abduction Pect. Minor Ser. Ant. Trapezius 3. Rhomboids Name the muscle, its sections and the action(s) at each of its sections. TRAPEZIUS Lower – depression, adduction and upward rotation Upper – elevation Middle –elevation, adduction and upward rotation Scapula – Lateral View 4. • • 1. Acromion process 1. 2. 2. Coracoid process 3. • 3. Glenoid fossa or cavity • 4. Superior angle • 5. Inferior angle 5. 1A 3 1B 2 2 = Serratus Anterior 3 = Pect Minor Name the bones 1. 1. 3 2 1 = Clavicle 2 = Scapula 3 = Humerus 2 What is the position of the scapula? Adduction Trapezius 1 4 Levator Scapulae 3 Rhomboids (major) 2 Name the muscle. TRAPEZIUS Upper – elevation Middle –elevation, adduction and upward rotation Lower – depression, adduction and upward rotation Anterior 1 = infraspinous fossa 2 = spine 3 = coracoid process 4 = acromion process 5 = coracoid process 6 = glenoid cavity (fossa) 7 = acromion process Posterior Name the muscle and two of its actions. PECTORALIS MINOR. Downward rotation, depression Scapula action = ? Scapula muscle(s) = ? Elevation Lev. Scap. Rhomboids Up. & Mid. Trap Name the muscle and three of its actions. RHOMBOID. Downward rotation, adduction, and elevation Name the muscle. Name the muscle and two of its actions. SERRATUS ANTERIOR abduction and upward rotation Scapula action = ? Scapula muscle(s) = ? Adduction Rhomboid Lower and Mid. Trap. Name the muscle. Trapezius Name the action Adduction of the scapula Name the action Upward rotation Scapula action = ? Scapula muscle(s) = ? Downward Rotation Pect. Minor Rhomboid Name the muscle. Name the muscle. Scapula? Abduction Scapula? Upward Rotation Scapula – Posterior View 1. Acromion process 2. Spine 3. Superior angle 4. Inferior angle 3. 1. 7. 2. 8. 5. Medial (Vertebral) border 6. Lateral (Auxiliary) border 7. Supraspinous fossa 8. Infraspinous fossa 5. 6. 4. Name the muscle. Rhomboid Name the action Adduction of scapula Scapula action = ? Scapula muscle(s) = ? Adduction Rhomboid Lower and Mid. Trap. Can You Name Them? Name the muscle. Pectoralis minor Name the action Depression of the scapula Name the muscle. Levator scapula Name the action Elevation of the scapula Name the muscle. Serratus Anterior Name the action Abduction of scapula Scapula action = ? Scapula muscle(s) = ? Upward Rotation Ser. Ant., Trap (lower) ? Name the muscle. Scapula action = ? Scapula muscle(s) = ? Adduction Rhomboid Lower and Mid. Trap. Adduction Name the muscle and one of its actions. LEVATOR SCAPULAE. Elevation Name the muscle. Name the muscle. Name the muscle.