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Cards In This Set
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Synergistic
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Muscles that work together to produce a movement
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Antagonistic
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Muscles that work in opposition to one another; one moves and another moves to slow the movement down (ex: hamstrings)
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Examples of shoulder movements
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Flexion, extension, adduction, abduction, Internal rotation, external rotation, horizontal adduction, horizontal abduction
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Examples of elbow movement
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Flexion and extension
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Appendicular muscles of the arm
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Muscles that move the:-pectoral girdle-glenohumeral joint/arm
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Muscles that move the pectoral girdle:
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Originate on the axial skeleton and inserts on the clavicle and scapulastabilizes the scapula
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Anterior muscles that move the pectoral girdle:
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Pectoralis major, Serratus anterior, subclavius
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Posterior muscles that move the pectoral girdle:
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Levator scapulae, rhomboid major, rhomboid minor, Trapezuis
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The action of the pectoralis major
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Adduction and internal rotation
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The action of the serratus anterior
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Protracts and stabilizes the scapula
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The action of the subclavius
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Stabilizes the scapula... its VERY small!
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Action of rhomboid major and minor
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Retraction
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Action of trapezius
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Elevates and retracts shoulder and scapula, rotates the scapula
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Muscles of the rotator cuff
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Subscapularis, supraspinatus, infraspinatus and teres minor
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Muscles that move the glenohumeral joint: axial skeleton region
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Latissimus dorsipectoralis major
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