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14 Cards in this Set
- Front
- Back
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rectus abdominis
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trunk flexion
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transverse abdominis
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compression or constriction of the abdominal cavity (suck it in)
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internal abdominal oblique
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both sides: trunk flexion
one side: rotation of the trunk turning to face the same side |
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external abdominal oblique
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both sides: trunk flexion
one side: rotation of the trunk towards the opposite side |
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biceps brachii
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primary flexor of the elbow, most powerful supinator of the forearm
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brachialis
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flexion of the elbow
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coracobrachialis
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adduction, assists in diagonal flexion of the (humerus) shoulder joint
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subclavius
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possibly stabilizes the sternoclavicular joint, possibly involved in rotating the clavicle posteriorly (allowing arm to elevate)
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pectoralis minor
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pulls the tip of the coracoid in an inferior/medial direction, pulls scapula forward, may also assist in inhaling
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anterior portion of the deltoid
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flexion and medial rotation of the (humerus) shoulder joint
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pectoralis major: overall function
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adduction and medial rotation of the humerus
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pectoralis major: clavicular portion
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assist in shoulder joint flexion to the horizontal
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pectoralis major: sternocostal portion
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assist in shoulder joint extension to the side
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scalene muscles
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lateral bending of the cervical spine, can also act as accessory respiratory muscles to elevate the rib cage
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