Upper Extremity Muscles

What is the name of this muscle?

• biceps brachii

• triceps brachii

• deltoid

• supraspinatus

What action does the bicep brachii perform?

• elbow flexion

• pronation

• wrist flexion

• elbow extension

What is the name of this muscle?

• bicep brachii

• brachioradialis

• pronator teres

• supinator

What action does the brachioradialis perform?

• elbow flexion

• pronation

• elbow extension

• supination

What is the name of this muscle?

• deltoid

• pectoralis major

• supraspinatus

• infraspinatus

What action does the deltoid perform?

• shoulder abduction

• shoulder adduction

• dorsiflexion

• plantar flexion

What is the name of this muscle?

• lattisimus dorsi

• trapezius

• rhomboids

What action does the latissimus dorsi perform?

• extends shoulder

• scapula retraction

• elevates the shoulder

• flexes shoulder

What is the name of this muscle?

• Pectoralis Major

• Deltoid

• Supraspinatus

• Infraspinatus

What action does the pectoralis major perform?

• adducts the humerus

• abducts the humerus

• extend the shoulder

• externally rotates the humerus