Shoulder Girdle Flashcards
serratus anterior

pectoralis major
Orgin - Teres Minor
lateral border of scapula
subscapularis
Shoulder IR
Subscapularis
trapezius
Insertion - deltoid
deltoid tubercle of the humerus
Orgin - Middle Trapezius
(1) inferior aspect of ligamentum nuchae (2) spinous processes of 7th cervical and upper thoracic
Shoulder extension
Latissimus dorsi
Forearm pronation
Pronators
Orgin - Latisimus Dorsi
Spinous processes of T7-T12, thoracolumbar fascia, iliac crest and last three or four ribs
Insertion - supraspinatus
superior facet on greater tubercle of humerus
Insertion - subscapularis
lesser tubercle of the humerus
pectoralis minor

teres major
Innervation - supraspinatus
suprascapular
Innervation - coracobrachialis
musculocutaneus

teres major
Insertion - teres major
Medial lip of intertubercular groove of the humerus
supraspinatus
rhomboid major
Insertion - levator scapulae
Superior part of medial border of scapula
Insertion - infraspinatus
middle facet on greater tubercle of humerus
Shoulder adduction
Pectoralis major
Insertion - rhomboids major/minor
Medial border of scapula
Orgin - Subscapulatis
sub-scapular fossa of scapula
Orgin - Rhomboid Minor
nuchal ligament, spinous processes of C7-T1
Orgin - Middle Deltoid
superior surface of the acromion
Elbow extension
Triceps
rhomboid minor
levator scapula
Innervation - Infraspinatus
Suprascapular
Orgin - Infraspinatus
infraspinatus fossa of scapula
Insertion - pectoralis major
lateral lip of the intertubercular groove of humerus
Innervation - Brachialis
Musculocutaneous
Shoulder flexion/adduction
Coracobrachialis
Innervation - Biceps brachii
Musculocutaneous
Orgin - Biceps Brachii
short head - apex of coracoid process of scapulalong head - supraglenoid tubercle of scapula

pectoralis major
latissimus dorsi
Innervation - Latissimus dorsi
Thoracodorsal
Insertion - lower trapezius
medial end of the spine of scapula
Innervation - Serratus anterior
Long thoracic
teres minor
Insertion - Upper Trapezius
posterior border of lateral 1/3 of the clavicle
Insertion - pectoralis minor
coracoid process of scapula
Insertion - serratus anterior
medial border of scapula
Insertion - latissimus dorsi
Intertubercular groove of humerus
Innervation - Rhomboid major
Dorsal scapular
Orgin - Levator Scapulae
transverse processes of C1-C4
Insertion - teres minor
inferior facet on greater tubercle of humerus
rhomboid minor
Innervation - Brachioradialis
Radial
Shoulder flexion
Deltoid
Scapular elevation
Upper trapezius
Scapular retraction
Rhomboids
Scapular Adduction
Middle Trapezius
Orgin - Pectoralis Minor
third to fifth ribs
Innervation - Rhomboid minor
Dorsal scapular
Innervation - Teres Major
lower subscapular nerve
Orgin - Teres Major
Dorsal surface of inferior angle of scapula
Orgin - Upper Trapezius
(1) external occipital protuberance(2) medial 1/3 of the superior nuchal line of occiput(3) upper aspect of ligamentum nuchae
Innervation - Lower trapezius
Accessory
Innervation - Upper trapezius
Accessory

teres major
Insertion - middle trapezius
(1) medial margin of acromion process of scapula(2) superior lip posterior border of spine of scapula

pectoralis major
Insertion - biceps brachii
tuberosity of radius and fascia of the forearm via bicipital apponeurosis
Orgin - Supraspinatus
supraspinatus fossa of scapula
Innervation - pectoralis minor
medial pectoral
Orgin - Rhomboid Major
spinous processes of T2- T5
coracobrachialis
Scapular protraction
Serratus anterior
Innervation - Levator scapula
Dorsal scapular
Orgin - Pectoralis Major
medial half of clavicle, sternum, superior six costal cartilage, apponeurosis of external abdominal oblique
Innervation - Deltoid
Axillary
Orgin - Lower Trapezius
spinous process of inferior thoracic vertebrae
Orgin - Posterior Deltoid
posterior border of the spine of the scapula
Shoulder ER
Infraspinatus, teres minor
Orgin - Serratus Anterior
upper eight ribs
infraspinatus
Shoulder adduction/IR
Teres Major
Elbow flexion/supination
Biceps
Innervation - subscapularis
upper and lower subscapular nerve
deltoid
triceps brachii
Forearm supination
Supinator
Shoulder abduction
Deltoid
Scapular depression
Lower trapezius
Innervation - Teres minor
Axillary
Innervation - Pectoralis major
Medial & lateral pectorals