SHOULDER GIRDLE QUIZ

Supraspinatus, Infraspinatus, Teres Minor, Subscapularis (SITS)

What are the four rotator cuff muscles?

Stabilizes the shoulder joint and assists in shoulder movement

What is the function of the rotator cuff?

Supraspinatus, Infraspinatus, Teres Minor

Which three rotator cuff muscles insert on the greater tubercle?

Subscapularis

Which rotator cuff muscle inserts on the lesser tubercle?

Supraspinous fossa of the scapula

Where does the supraspinatus originate?

Infraspinous fossa of the scapula

Where does the infraspinatus originate?

Subscapular fossa (anterior scapula)

Where does the subscapularis originate?

Lateral border of the scapula

Where does the teres minor originate?

Controls the deltoid and teres minor muscles; provides sensation to the shoulder

What is the role of the axillary nerve?

Upper trapezius and levator scapulae

What two muscles elevate the scapula?

Lower trapezius and pectoralis minor

What two muscles depress the scapula?

Coracobrachialis, Anterior deltoid, Pectoralis major

What three muscles flex the shoulder?

Posterior deltoid, Teres major, Latissimus dorsi

What three muscles extend the shoulder?

Supraspinatus (initiates), Middle deltoid

Which muscles abduct the shoulder?

Coracobrachialis, Latissimus dorsi, Teres major

What three muscles adduct the shoulder?

Infraspinatus, Teres minor, Posterior deltoid

What three muscles externally rotate the shoulder?

Subscapularis, Teres major, Anterior deltoid

What three muscles internally rotate the shoulder?

What two muscles protract the scapula?

What two muscles protract the scapula?