L2 Muscles of the hand/arm

Which muscle is labelled 1

• Thenar muscle

• Flexor Carpi Radialis

• Extensor Digitorum

• Extensor Carpi Radialis

Which muscle is labelled 2

• Thenar muscle

• Extensor Digitorum

• Flexor Carpi Radialis

• Extensor Carpi Radialis

Which muscle is labelled 3

• Extensor Carpi Radialis

• Extensor Digitorum

• Flexor Carpi Radialis

• Thenar muscle

Which muscle is labelled 4

• Extensor Carpi Radialis

• Extensor Digitorum

• Flexor Carpi Radialis

• Thenar muscle

What is the action of the Thenar muscle?

• Extends the fingers and the wrist

• Flexes and abducts the the hands

• Movement of the thumb

• Extends and abducts the wrist and flexes the forearm

What is the action of the Extensor Carpi Radialis?

• Extends the fingers and the wrist

• Flexes and abducts the the hands

• Movement of the thumb

• Extends and abducts the wrist and flexes the forearm

What is the action of the Flexor Carpi Radialis?

• Extends the fingers and the wrist

• Flexes and abducts the the hands

• Movement of the thumb

• Extends and abducts the wrist and flexes the forearm

What is the action of the Extensor Digitorum?

• Extends the fingers and the wrist

• Flexes and abducts the the hands

• Movement of the thumb

• Extends and abducts the wrist and flexes the forearm