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Upper Extremity Muscle Atlas
Michael L. Richardson, M.D. source University of Washington, Radiology Department

 

Abductor Digiti Minimi
Abductor Pollicis Brevis
Abductor Pollicis Longus
Adductor Pollicis
Anconeus
Biceps Brachii
Brachialis
Brachioradialis
Coracobrachialis
Deltoid
Extensor Carpi Radialis Longus
Extensor Carpi Ulnaris
Extensor Digiti Minimi
Extensor Digitorum
Extensor Pollicis Brevis
Extensor Pollicis Longus
Flexor Carpi Radialis
Flexor Carpi Ulnaris
Flexor Digitorum Profundus
Flexor Digiti Minimi Brevis
Flexor Digitorum Superficialis
Flexor Pollicis Brevis
Flexor Pollicis Longus
Infraspinatus
Latissimus Dorsi
Levator Scapulae
Opponens Pollicis
Palmaris Longus
Pectoralis Major
Pectoralis Minor
Pronator Quadratus
Pronator Teres
Rhomboid Major and Minor
Subscapularis
Supinator
Supraspinatus
Teres Major
Teres Minor
Trapezius
Triceps Brachii


Lower Extremity Atlas

 
 

Infraspinatus

Origin Infraspinous fossa of scapula
Insertion Middle facet on greater tuberosity of humerus
Action Laterally rotate arm; helps to hold humeral head in glenoid cavity of scapula
Innervation Suprascapular nerve (C5 and C6)
Arterial
Supply
Suprascapular and circumflex scapular arteries

infraspinatuspost:




Last update: Wednesday, October 10, 2001 at 12:35:33 PM.