Shoulder/Arms Flashcards
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(Name of Joint)
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(Name of Muscle)
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Humeral torsion
Variable angle btwn glenohumeral joint & elbow (throwing)
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What is this “joint” called?
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Thoracoscapular “joint”
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Scapular protractors and retractors?
Protractors: Serratus Anterior, pectoralis minor
Retractors: Trapezius, rhomboids
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Trapezius
Inn: accessory nerve
Att: spinous processes, clavicle, scapular spine
Action: scapular elevation, depression, rotation, retraction
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Levator Scapulae
Att: Transverse process of C1-C4, medial border of scapula
Action: scapular elevation, inferior rotation
(2 muscles)
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Rhomboid major & minor
Att: Spinous processes of T1-T-4, medial border of scapula
Action: scapular elevation, inferior rotation, retraction
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Pectoralis minor
Att: coracoid process of scapula; ribs 3-5
Action: Scapular protraction, inferior rotation, depression
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Serratus Anterior
Att: Ribs 1-9, medial border of scapula
Action: scapular protraction, superior rotation, depression
Name of shoulder joint
Glenohumeral joint