Shoulder - origin, insertions and actions Flashcards
what are the 4 actions that are in the “horizontal” category
horizontal internal rotation
horizontal external rotation
horizontal abduction
horizontal adduction
what are the 6 actions that are in the “normal” category
flexion
extension
internal rotation
external rotation
adduction
abduction
what are the 4 actions that are in the “scapulothoracic” category
elevation
depression
protraction
retraction
what action group is rotator cuff - subscapularis in?
horizontal group and normal group
what action group is rotator cuff - supraspinatus in?
normal group
what action group is rotator cuff - infraspinatus and teres major in?
normal group and horizontal group
what action group is deltoid in? - 3 different fibres
anterior - normal and horizontal group
posterior - normal group
lateral - normal group
what action group is biceps brachii in?
normal group
what action group is triceps brachii in?
normal group
what action group is pectorals major in?
normal group and horizontal group
what action group is pectorals minor in?
scapulothoracic group
what action group is coracobrachialis in?
normal group and horizontal group
what action group is teres major in?
normal group
what is the origin of rotator cuff - subscapularis?
subcapular fossa
what is the insertion of rotator cuff - subscapularis?
lesser tubercle of humerus