Posterior forearm muscles (Deep layer):

Question 1

Supinator:

Answer 1

Supernates posterior forearm

-radial nerve

Question 2

Extensor Pollicis Longus:

Answer 2

Extend fingers

-radial nerve

Question 3

Abductor Pollicis Longus:

Answer 3

Abduct/away from midline of the thumb

-radial nerve

Question 4

Extensor Pollicis Brevis:

Answer 4

extend the index finger & thumb

-radial nerve

Question 5

Extensor Indicis:

Answer 5

Extend index finger

-radial nerve