Shoulder Musculature

What muscle is this?

• Deltoid
• Biceps brachii
• Trapezius
• Buccinator

The chest muscle that attaches to the sternum, clavical, ribs and inserts on the anterior humerus is the

• deltoid.
• bicep brachii. 
• pectoralis major.
• pectoralis minor.

The muscle that originates from the humerus and the scapula and extends the elbow and shoulder is the

• biceps brachii.
• triceps brachii.
• deltoid.
• trapezius.

Which of the following is not a rotator cuff muscle?

• Supraspinatus 
• Infraspinatus 
• Teres minor 
• Deltoid

Shrugging your shoulders uses your

• trapezius.
• triceps brachii.
• latissimus dorsi.
• serratus anterior.

Lifting your arm straight up from the side works what muscle?

• Bicep
• Medial Deltoid
• Tricep
• Posterior Deltoid

What two bones make up the shoulder girdle?

• Scapula and clavicle
• Scapula and humerus
• Humerus and clavicle
• Sternum and clavicle

What actions do the rotator cuff muscles perform at the shoulder joint?

• Supination/pronation of the forearm
• Flexion /extension of the shoulder
• Horizontal abduction/adduction
• Medial/lateral rotation of the shouler

The rotator cuff muscles can be remembered using the SITS acronym. These muscles include the supraspinatus, infraspinatus, subscapularis and the

• teres major.
• teres minor.
• trapezius.
• levator scapula.

Raising your arm out in front of you as to say "Stop!" would be which of the following shoulder joint motions?

• Abduction
• Flexion
• Extension
• Adduction