Rotator Cuff Muscles

How many rotator cuff muscles are there?

• 1

• 2

• 3

• 4

Which is NOT a function of the supraspinatus?

• Stabilize shoulder joint.

• Help initiate abduction.

• Internal rotation of shoulder

ID this muscle.

• Supraspinatus

• Infraspinatus

• Teres minor

• Teres major

The muscle shown here is antagonist to which muscle?

• Pec major

• Teres major

• Latissimus dorsi

• Infraspinatus

Which pair would BOTH rotate his shoulder this way?

• Teres major/infraspinatus

• Teres minor/infraspinatus

• Teres minor/subscapularis

• Infraspinatus/latissimus dorsi

The two rotator cuff muscles that externally rotate are on the (a)   aspect of the scapula.

The (a)   is a shoulder IR and is the ONLY RC muscle on the anterior aspect of the scapula.

Which muscle/group acts as a synergist to the supraspinatus for shoulder abduction?

• Deltoids

• Lats

• Pecs

• Rhomboids

Which IS a muscle of the rotator cuff?

• Teres major

• Substernularis

• Teres minor

• Supracromiatis

Which RC muscle would aid in this portion of the throwing motion?

• Supraspinatus

• Infraspinatus

• Teres minor

• Subscapularis