Wrist Manual Muscle Test Quiz

What are the main wrist flexors?

• Flexor carpi radialis

• Flexor carpi ulnaris

What is the range of motion of wrist flexion?

• 0° to 80°

• 0° to 90°

• 0° to 80°-90°

What is the action of the Flexor Carpi Radialis?

• Flexes the wrist

• Adducts the wrist

• Assists in pronation of the forearm

What effect does weakness of the Flexor Carpi Radialis have?

• Decreases the strength of wrist flexion

• Shows an ulnar deviation of the hand

• Pronation strength may also be diminished

What is the command to test the flexor carpi radialis?

• Bend your wrist toward your thumb

• Bend your wrist toward your little finger

• Bend your wrist

What is the range of motion of wrist extension?

• 0° to 70°

• 0° to 80°

• 0° to 90°

What is the effect of weakness of all the wrist extensor muscles?

• It decreases the strength of wrist extension

• It shows ulnar deviation of the hand

• It shows radial deviation of the hand

What is the command to test Extensor Carpi Radialis Longus and Brevis?

• Pull your hand up toward your thumb side…Relax

• Pull your hand up toward your little finger side..Relax

• Bring your wrist up..­ Do not permit extension of the Fingers.. Relax.

What is the command to test Extensor Carpi Ulnaris?

• Pull your hand up toward your thumb side…Relax

• Pull your hand up toward your little finger side..Relax

• Bring your wrist up..­ Do not permit extension of the Fingers.. Relax.

What is the position for testing Grade 2 wrist extension?

• Sitting with forearm supported on a table on its ulnar side.

• Sitting with forearm resting on a table, muscles of thumb and fingers relaxed.

• Sitting with forearm supported on a table on its radial side.