Scapulohumeral Muscles Flashcards
1
Q
O: subscapular fossa
I: lesser tubercle
A: MR humerus
A
Subscapularis
2
Q
O: infraspinous fossa
I: greater tubercle of humerus
A: lat rotates the humerus
Fd:
A
Infraspinatous
3
Q
O: supraspinous fossa
I: greater tubercle of humerus
A: lat rotates the humerus
A
Supraspinatous
4
Q
O: mid 1/2 of lateral border of scapula
I: greater tubercle of humerus
A: laterally rotates the humerus
Fd:
A
Teres minor
5
Q
O: lateral border of inf angle of scapula
I: med lip of intertubercular groove
A: medially rotate the humerus
Fd: lateral
A
Teres major
6
Q
O: spine of scapula, acromion, lat 1/3 clavicle
I: deltoid tuberosity
A: triangular
Ant: flex,medially rotate
Mid: abduct
Post: extend & laterally rotate
Fd: lateral
A
Deltoid
