Muscles of the Forearm

Question 1

Pronation

Answer 1

• Pronator Teres (humerus -ulna)
• Pronator Quadratus (ulna - radius)

Question 2

Supination

Answer 2

• Supinator (humerus and crest of ulna - radius)

Question 3

Flexors

Answer 3

• Anterior
• Work on hand
• Median and ulnar nerves

Question 4

Extensors

Answer 4

• Posterior
• Radial nerve
• Originate at a common tendon

Question 5

Flexion

Answer 5

• Brachioradialis (humerus - radius)
• Brachialis (humerus - ulna)
• Biceps Brachii (humerus - radius)

Question 6

Extension

Answer 6

• Triceps Brachii (humerus - Ulna)

Question 7

Thumb Movement

Answer 7

• Thenar muscles
• Opposition, abduction, adduction, flexion, extension