| Term | Definition |
|
origin of anterior deltoid |
lateral 1/3 of clavicle |
|
origin of medial deltoid |
acromion process |
|
origin of lateral deltoid |
scapular spine |
|
insertion of deltoid |
deltoid tuberosity |
|
action of anterior deltoid |
shoulder adduction,flexion,medial rotation |
|
action of medial deltoid |
shoulder abduction |
|
action of lateral deltoid |
shoulder extension and lateral rotation |
|
gluteals |
muscle group that deltoids resemble |
|
teres minor |
synergist to the infraspinatus muscle |
|
action of teres minor |
shoulder adduction and lateral rotation |
|
insertion of teres minor |
greater tubercle of humerus |
|
origin of teres minor |
superior half of lateral border of scapula |
|
3 parts of pectoralis major |
clavicular,sternal,costal |
|
action of pectoralis major |
shoulder adduction,medial rotation,flexion,extension |
|
insertion of pectoralis major |
intertubercular groove of humerus |
|
origin of pectoralis major |
medial half of clavicle,edge of sternal body,ribs 1-8 |