SHOULDER GIRDLE QUIZ

Q: What are the four rotator cuff muscles?

A: Supraspinatus, Infraspinatus, Teres Minor, Subscapularis (SITS)

Q: What is the function of the rotator cuff?

A: Stabilizes the shoulder joint and assists in shoulder movement

Q: Which three rotator cuff muscles insert on the greater tubercle?

A: Supraspinatus, Infraspinatus, Teres Minor

Q: Which rotator cuff muscle inserts on the lesser tubercle?

A: Subscapularis

Q: Where does the supraspinatus originate?

A: Supraspinous fossa of the scapula

Q: Where does the infraspinatus originate?

A: Infraspinous fossa of the scapula

Q: Where does the subscapularis originate?

A: Subscapular fossa (anterior scapula)

Q: Where does the teres minor originate?

A: Lateral border of the scapula

Q: What is the role of the axillary nerve?

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

Q: What two muscles elevate the scapula?

A: Upper trapezius and levator scapulae

Q: What two muscles depress the scapula?

A: Lower trapezius and pectoralis minor

Q: What three muscles flex the shoulder?

A: Coracobrachialis, Anterior deltoid, Pectoralis major

Q: What three muscles extend the shoulder?

A: Posterior deltoid, Teres major, Latissimus dorsi

Q: Which muscles abduct the shoulder?

A: Supraspinatus (initiates), Middle deltoid

Q: What three muscles adduct the shoulder?

A: Coracobrachialis, Latissimus dorsi, Teres major

Q: What three muscles externally rotate the shoulder?

A: Infraspinatus, Teres minor, Posterior deltoid

Q: What three muscles internally rotate the shoulder?

A: Subscapularis, Teres major, Anterior deltoid

Q: What two muscles protract the scapula?

A: Serratus anterior and pectoralis minor

Q: What three muscles retract the scapula?

A: Middle trapezius, Rhomboid major, Rhomboid minor