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26 Cards in this Set
- Front
- Back
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What spinal root is responsible for sensation in the lateral arm?
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C5
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What spinal root is responsible for sensation in the Medial arm?
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T1
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What spinal root is responsible for sensation in the axilla?
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T2
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Where is the origin of the deltoid?
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lateral clavicle
acromion scapular spine |
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Where is the insertion of the deltoid?
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Deltoid tuberosity
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What are the actions of the deltoid?
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abduction
adduction extension medial rotation |
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Where is the origin of the supraspinatus?
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scapula, supraspinous fossa
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Where is the insertion of the supraspinatus?
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greater tubercle of the humerus
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What is the action of the supraspinatus?
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abducts arm
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Where is the origin of the infraspinatus?
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Scapula, infra spinous fossa
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Where is the insertion of the infraspinatus?
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greater tubercle of the humerus, middle
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What is the action of the infraspinatus?
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Lateral arm rotation
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Where is the origin of the teres minor?
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upper portion of the dorsal lateral scapula
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Where is the insertion of the teres minor?
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greater tubercle of humerus, inferior
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What is the action of the teres minor?
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lateral arm rotation
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Where is the origin of the subscapularis?
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ventral scapula, subscapular fossa
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Where is the insertion of the subscapularis?
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lesser tubercle of humerus
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What is the action of the subscapularis?
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medial arm rotation
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What is the action of the latissiumus dorsi?
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Adduction and medial arm rotation
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What is the action of the pectoralis minor?
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Stabilize scapula
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Where is the origin of the biceps brachii?
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scapula, long head originating from the superior articular margin of the glenoid
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What are some causes of shoulder, stiffness, weakness and pain, especially when doing overhead work?
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AC joint arthritis
subacromial impingement internal impingement tears of the rotator cuff tendon |
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If you have a patient under 40 with impingement like symptoms what other pathologies should you consider?
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glenohumeral instability
labral pathology internal impingement |
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What type of impingement is the patient more likely going to complain of posterior pain?
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subacromial impingement
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In AC pathologies where will a painful arc likely be observed?
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120-180 degrees
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Where is a painful arc usually observed in a patient with a cuff impingement?
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60-120 degrees
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