Shoulder Girdle Flashcards
Proximal Attachment Levator Scapulae
Transverse Process C1-C4
Distal Attachment Levator Scapulae
Superior Angle of Scapula
Innervation Levator Scapulae
Dorsal Scapular N (c4-C5)
Blood Supply of Levator Scapulae
Dorsal Scapular A
Function Levator Scapulae
Elevation and downward rotation of scapula
Proximal Attachment Supraspinatus
Supraspinous fossa
Distal attachment Supraspinatus
Greater Tubercle of Humerus
Innervation Supraspinatus
Suprascapular N
Blood Supply Supraspinatus
Suprascapular A
Function Supraspinatus
ABD/stabilization
Proximal Attachment Infraspinatus
Infraspinous fossa
Distal Attachment Infraspinatus
Greater Tubercle
Innervation Infraspinatus
Suprascapular N
Blood Supply Infraspinatus
Suprascapular A
Function Infraspinatus
ER/Stabilization
Proximal Attachment Teres Minor
Lateral Border scapula
Distal Attachment Teres Minor
Greater Tubercle
Innervation Teres Minor
Axillary N (C5-C6)
Blood Supply Teres Minor
Circumflex scapular A
Function Teres Minor
ER/stabilization
Proximal Attachment Teres Major
Lateral border scapula
Distal Attachment Teres Major
Intertubercular Groove, medial lip
Innervation Teres Major
Lower Subscapular N (C5-C6)
Blood Supply Teres Major
Circumflex Scapular A
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