Shoulder Girdle Flashcards by Nathan Vorst

Proximal Attachment Levator Scapulae

Transverse Process C1-C4

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Distal Attachment Levator Scapulae

Superior Angle of Scapula

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Innervation Levator Scapulae

Dorsal Scapular N (c4-C5)

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Blood Supply of Levator Scapulae

Dorsal Scapular A

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Function Levator Scapulae

Elevation and downward rotation of scapula

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Proximal Attachment Supraspinatus

Supraspinous fossa

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Distal attachment Supraspinatus

Greater Tubercle of Humerus

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Innervation Supraspinatus

Suprascapular N

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Blood Supply Supraspinatus

Suprascapular A

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Function Supraspinatus

ABD/stabilization

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Proximal Attachment Infraspinatus

Infraspinous fossa

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Distal Attachment Infraspinatus

Greater Tubercle

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Innervation Infraspinatus

Suprascapular N

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Blood Supply Infraspinatus

Suprascapular A

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Function Infraspinatus

ER/Stabilization

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Proximal Attachment Teres Minor

Lateral Border scapula

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Distal Attachment Teres Minor

Greater Tubercle

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Innervation Teres Minor

Axillary N (C5-C6)

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Blood Supply Teres Minor

Circumflex scapular A

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Function Teres Minor

ER/stabilization

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Proximal Attachment Teres Major

Lateral border scapula

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Distal Attachment Teres Major

Intertubercular Groove, medial lip

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Innervation Teres Major

Lower Subscapular N (C5-C6)

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Blood Supply Teres Major

Circumflex Scapular A

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Function Teres Major

IR/EXT/ADD

Proximal Attachment Triceps Brachii

Infraglenoid tubercle (long head); posterior surface of humeral shaft (lateral head); posterior surface of humeral shaft, below radial nerve groove (medial head)

Distal Attachment Triceps Brachii

Olecranon Process

Innervation Triceps Brachii

Radial N (C6-C8)

Blood Supply Triceps Brachii

Deep Brachial A

Functions of Triceps Brachii

Elbow EXT | Long Head: ADD/EXT of shoulder

Proximal Attachment Deltiod

Distal clavicle (anterior head); acromion (middle head); scapular spine (posterior head)

Distal Attachment Deltoid

Deltoid Tuberosity

Innervation Deltiod

Axillary N (C5-C6)

Blood Supply Deltoid

Posterior Circumflex Humeral A

Function Deltoid

FLX/IR; ABD; EXT/ER

Proximal Attachment Subclavius

Junction of 1st rib and cartilage

Distal Attachment Subclavius

Suclavian groove

Innervation Subclavius

Subclavian N (C5-C6)

Blood Supply Subclavius

Clavicular Branch thoracoacromial A

Function Subclavius

Depression of Clavicle

Proximal Attachment Sternocleidomastoid

Manubrium & Proximal Clavicle

Distal Attachment Sternocleidomastoid

Mastoid Process & Superior Nuchael LIne

Innervation Sternocleidomastoid

Spinal Accessory N

Blood Supply Sternocleidomastoid

Occipital and Superior Thyroid A

Function Sternocleidomastoid

FLX/SB head ipsilaterally; RT head to opposite; ELE thorax+shoulder

Proximal Attachment Pec Major

Clavicular head: medial clavicle Costal head: sternum and ribs 5~6

Distal Attachment Pec Major

Lateral Lip Intertubercular crest

Innervation Pec Major

Lateral (C5-C7) and Middle (C8-T1) N

Blood Supply Pec Major

Pectorl branch throacoacromial trunk

Function Pec Major

IR/FLX/ADD

Proximal Attachment Pec Minor

Ribs 3-5

Distal Attachment Pec Minor

Coracoid Process

Innervation Pec Minor

Medial Pectoral N (C8-T1)

Blood Supply Pec Minor

Pectoral Branch of throacoacromial trunk

Function Pec Minor

Depression and Anterior tilt of scapula, elevate ribs

Proximal Attachment Biceps Brachii

Supraglenoid tubercle (long head); coracoid process (short head)

Distal Attachment Biceps Brachii

Radial Tuberosity

Innervation Biceps Brachii

Musculocutaneous N (C5-C6)

Blood Supply Biceps Brachii

Brachial A

Functions Biceps

Flexion of elbow Supination of forearm ADD of GH joint

Proximal Attachment Serratus Anterior

Ribs 1-9

Distal Attachment Serratus Anterior

Anterior medial border of scapula

Innervation Serratus Anterior

Long Throacic N (C5-C7)

Blood Supply Serratus Anterior

Lateral Throacic and Thoracodorsal A

Functions Serratus Anterior

Protraction, upward rotation scapula, and elevation of ribs

Proximal Attachment Coracobrachialis

Coracoid Process

Distal Attachment Coracobrachialis

Mid-shaft of medical border of humerus

Innervation Coracobrachialis

Musculocutaneous N (C5-C7)

Blood Supply Coracobrachialis

Brachial A

Function Coracobrachialis

ADD/FLX GH joint

Proximal Attachment Omohyoid

Inferior border of hyoid bone

Distal Attachment Omohyoid

Suprascapular notch

Innervation Omohyoid

Ansa Cervicalis (C1-C3)

Blood Supply Omohyoid

Infrahyoid, Lingual, superior cervical A

Function Omohyoid

Depression of hyoid bone

Proximal Attachment Subscapularis

Subscapular Fossa

Distal Attachment Subscapularis

Lesser Tubercle

Innervation Subscapularis

Upper and Lower Subscapular N (C5-C6)

Blood Supply Subscapularis

Subscapular A

Medial border of scapula off thorax too much Weakness of serratus anterior (may or may not related with long thoracic nerve injury) Strengthening

Winged Scapula

Inferior angle off the thorax too much Tightness of pec minor Stretching

Anterior Tilted Scapula

Shoulder Girdle Flashcards

(81 cards)