Shoulder Actions - Sheet1 Flashcards
Shoulder Abductors
ANTERIOR DELTOID
MIDDLE DELTOID
POSTERIOR DELTOID SUPRASPINATUS
Shoulder Adductors
PECTORALIS MAJOR - STERNAL PECTORALIS MAJOR – CLAVICULAR
CORACOBRACHIALIS (Coracoid process to medial shaft of humerus)
LATISSIMUS DORSI
TERES MAJOR (inferior angle of scapula to anteromedial proximal humerus)
INFRASPINATUS
TERES MINOR (lateral border of scapula to posterior greater tubercle)
Shoulder Horizontal Abductors
LATISSIMUS DORSI TERES MAJOR POSTERIOR DELTOID INFRASPINATUS TERES MINOR (lateral border of scapula to posterior greater tubercle)
Shoulder Horizontal Adductors
ANTERIOR DELTOID
PECTORALIS MAJOR - STERNAL
PECTORALIS MAJOR – CLAVICULAR
CORACOBRACHIALIS
Shoulder Flexion
ANTERIOR DELTOID (anteroinferior lateral clavicle to lateral humerus) PECTORALIS MAJOR – CLAVICULAR CORACOBRACHIALIS (coracoid process to the medial shaft of humerus)
Shoulder Extension
LATISSIMUS DORSI (T6-L5, sacrum, posterior Iliac crest, inferior angle of scapula to anterior proximal humerus)
TERES MAJOR
POSTERIOR DELTOID (scapular spine (inferior) to deltoid tuberosity)
TERES MINOR
*PECTORALIS MAJOR - STERNAL *(from a flexed position!)
Shoulder Medial Rotators
ANTERIOR DELTOID (anteroinferior lateral clavicle to lateral humerus)
PECTORALIS MAJOR - STERNAL (anterolateral sternum and ribs1-6 to lateral anterior humerus
PECTORALIS MAJOR – CLAVICULAR
LATISSIMUS DORSI
TERES MAJOR (inferior angle of scapula to anteromedial proximal humerus (below lesser tubercle)
SUBSCAPULARIS (subscapular fossa to lesser tubercule
Shoulder Lateral Rotators
INFRASPINATUS (infraspinous fossa to posterior greater tubercle) TERES MINOR (lateral border of scapula to posterior greater tubercle) POSTERIOR DELTOID (scapular spine (inferior) to deltoid tuberosity)
Shoulder HyperExtension
POSTERIOR DELTOID
LATISSIMUS DORSI
TERES MAJOR
TERES MINOR