origin and insertion of shoulder girdle Flashcards
origin and insertion of anterior head of deltoid
origin - lateral third of clavicle
insertion - deltoid tuberosity lateral side of humerus
if origin of deltoid is lateral third of clavicle and insertion of deltoid is deltoid tuberosity actions of anterior head of deltoid
flexion and medial rotation
origin and insertion of middle head of deltoid
origin - acromion
insertion - deltoid tuberosity lateral side of humerus
if origin and insertion of middle head of deltoid is acromion and deltoid tuberosity of humerus what are its actions
abduction
origin and insertion of posterior head of deltoid
origin - spine of scapula
insertion - deltoid tuberosity lateral side of humerus
if origin and insertion of posterior head of deltoid was spine of scapula and deltoid tuberosity of humerus what are its actions
extension and lateral rotation
origin and insertion of infraspinatus
origin - posterior surface of scapula
insertion - middle facet of humerus
origin and insertion of supraspinatus
origin - supraspinatus fossa of scapula
insertion - superior facet of humerus
if origin and insertion of infraspinatus is posterior surface of scapula and middle facet of humerus what are its actions
lateral rotation
if origin and insertion of supraspinatus is supraspinatus fossa of scapula and superior facet of humerus what are its actions
assist in abduction and stabilise humerus
origin and insertion of teres minor
origin - lateral border of scapula
insertion - inferior facet of humerus
if origin and insertion of teres minor is lateral border of scapula and inferior facet of humerus what are its actions
lateral rotation
origin and insertion of teres major
origin - inferior angle of scapula
insertion - intertubercular groove of humerus
if origin and insertion of teres major is inferior angle of scapula and intertubercular groove of humerus what are its actions
extension,
abduction
medial rotation
origin and insertion of subscapularis
origin - subscapular fossa of scapula
insertion - lesser tubercle of humerus