muscles of shoulder girdle Flashcards
- elevation
- adduction/retraction
- downward rotation
actions of rhomboids
actions of subclavius
stabilize sternoclavicular joint
origin and insertion of trapezius I
O: occipital protuberance and adjecnt bone of skull
I: post/lat 1/3 of clavicle
action of trapezius IV
-depression upward rotation adduction/retraction
actions of pectoralis minor
-abduct/protraction -down rotation -uward tilit -depression
action of trapezius III
adduction/retraction
origin and insertion of subclavius
O:superior surface and cartilage of 1st rib
I: inferior surface of middle 1/3 of clavicle
actions of trapezius I
elevation
- abduct/protraction
- down rotation
- uward tilit
- depression
actions of pectoralis minor
origin and insertion of trapezius II
O: nuchal ligament
I: acromion process
origin and insertion of rhomboids
O: spinous process of C7-T5
I: vertebral border from spine to inferior angle
abduction/protaction
upward rotation
aciton of serratudd anterior
stabilize sternoclavicular joint
actions of subclavius
actions of rhomboids
-elevation -adduction/retraction -downward rotation
adduction/retraction
action of trapezius III
- elevation
- downward rotaiton
actions of levator scapulae
origin and insertion of trapezius IV
O:spinous process of T4-T12
I: proximal end of scapular spine
origin and insertion of levator scapulae
O: transverse process of C1-C4
I: medial border of scapula above spine
origin and insertion of seratus anterior
O: lateral surface of ribs 1-9
I: anterior surface of vertebral border of scapula
elevation
actions of trapezius I
actions of levator scapulae
-elevation -downward rotaiton
origin and insertion of pectoralis minor
O: anterior surface of 3rd-5th ribs
I: coracoid process
actions of trapezius II
-elevation -upward rotation -adduction/retraction
- elevation
- upward rotation
- adduction/retraction
actions of trapezius II
aciton of serratudd anterior
abduction/protaction upward rotation
origin and insertion of trapezius III
O: spinous process of C7 and T1-T3
I: superior border of scapular spine
-depression
upward rotation
adduction/retraction
action of trapezius IV