Neuro System Nerves of Muscles of the Forearm 1

Question 1

Radial nerve muscles - Two extensors of the elbow

Answer 1

Triceps

Anconeus

Question 2

Radial nerve muscles - One flexor of the elbow

Answer 2

Brachioradialis

Question 3

Radial nerve muscles - All extensor of wrist and fingers within forearm

Answer 3

Extensor carpi radialis longus

Extensor carpi radialis brevis

Extensor carpi ulnaris

Extensor digitorum

Extensor digiti mini

Extensor idicis

Question 4

Radial nerve muscles - Extensor and long abductors of thumb

Answer 4

Abductor pollicis longus

Extensor pollicis brevis

Extensor pollicis longus

Question 5

Radial nerve muscles - One supinator of the forearm

Answer 5

Supinator

Question 6

Radial nerve - Important locations:

Answer 6

Travels over snuff box

Question 7

Median nerve muscles - Two pronators

Answer 7

Pronator teres

Pronator quadratus

Question 8

Median nerve muscles - One wrist flexor

Answer 8

Palmaris longus

Question 9

Median nerve muscles - Most flexors of the wrist and fingers within forearm

Answer 9

Flexor carpi radialis

Flexor digitorum superficialis

Flexor digitorum profundus (index and middle finger)

Flexor pollicis longus

Question 10

Median nerve - Important locations:

Answer 10

Cubital fossa

Through the carpal tunnel

Question 11

Ulnar nerve muscles - Two flexors of the wrist and fingers

Answer 11

Flexor carpi ulnaris

Flexor digitorum profundus (little and ring finger)

Question 12

Ulnar nerve - Important locations:

Answer 12

Posterior to medial epicondyle of humerus (“funny bone”)

Through the tunnel of guyon (space between pisiform and hook of hamate)