Shoulder Muscles Part 2 Flashcards by Joanna Yutrzenka

Pectoralis Major PA

Medial 1/3 of clavicle
Manubrium and body of sternum
Costal cartilages of ribs 1-6

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Pectoralis Major DA

Lateral lip of intertubercular groove

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Pectoralis Major n

Lateral and medial pectoral n

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Pectoralis Minor PA

Ribs 3-5

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Pectoralis Minor DA

Coracoid process

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Pectoralis Minor n

Medial pectoral n

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Subscapularis PA

Subscapular fossa

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Subscapularis DA

Lesser tubercle

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Subscapularis n

Upper and lower subscapular n

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Infraspinatus PA

Infraspinous fossa

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Infraspinatus DA

Posterior aspect of greater tubercle

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Infraspinatus n

Suprascapular n

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Teres Minor PA

Mid portion of lateral border of scapula

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Teres Minor DA

Inferior aspect of greater tubercle

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Teres Minor n

Axillary n

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Teres Major PA

Inferior angle and lower portion of lateral border of scapula

Teres Major DA

Medial lip of intertubercular groove of the humerus

Teres Major n

Lower subscapular n

Latissimus Dorsi PA

Spinous process of T6-L5
Upper sacrum
illiac crest
All via the thracolumbar fascia
and lower 3 ribs

Latissimus Dorsi DA

Floor of intertubercular groove of humerus

Latissimus Dorsi n

Thoracodorsal n