Upper appendage OIA Flashcards
pectoralis major
O: clavicle, sternum, costal cartilages
I: proximal humerus
A: flexion and adduction of humerus
pectoralis minor
O: ribs 3-5
I: coracoid process of scapula
A: shoulder protaction
serrates anterior
O: ribs 1-9
I: medial border of scapula
A: protraction and rotation of scapula
deltoid
O: acromion and spine of scapula
I: deltoid tuberosity of humerus
A: abduction of humerus
trapezius
O: vertebrae and skull
I: acromion and spine of scapula
A: shoulder retraction
latissimus dorsi
O: vertebrae and thoracolumbar fascia
I: proximal humerus
A: extends and adducts humerus
tres major
O: inferior angle of scapula
I: proximal humerus
A: extension and medial rotation of humerus
levator scapulae
O: transverse processes of C1-C4
I: medial border of scapula
A: elevation of scapula
rhomboids
O: spinous processes of C7-T5
I: medial border of scapula
A: retraction of scapula
teres minor
O: lateral border of scapula
I: greater tubercle of humerus
A: lateral rotation of humerus
supraspinatus
O: supraspinous fossa of scapula
I: greater tubercle of humerus
A: humerus abduction
infraspinatus
O: infraspinous fossa of scapula
I: greater tubercle of humerus
A: lateral rotation of humerus
subscapularis
O: sub scapular fossa of scapula
I: lesser tubercle of humerus
A: medial rotation of humerus
biceps brachii
O: glenoid cavity and coracoid process
I: radial tuberosity
A: elbow flexion
brachialis
O: anterior, distal humerus
I: coronoid process of ulna
A: elbow flexion