Lateral Muscles of the Shoulder Flashcards
(4 cards)
0
Q
supraspinatus
A
O: supraspinous fossa of scapula
I: greater tubercle of humerus
A: extend humeral joint; functionally serve as lateral collateral ligament of humeral joint
1
Q
deltoideus
A
O: spine and acromion of scapula
I: deltoid tuberosity of humerus
A: flex humeral joint
2
Q
infraspinatus
A
O: infraspinous fossa of scapula
I: greater tubercle of scapula
A: flex humeral joint; functionally act as lateral collateral ligament of humeral joint
3
Q
teres minor
A
O: caudal border of scapula
I: teres minor tuberosity of humerus
A: flex humeral joint
