Brachial Plexus

Question 1

what are the 5 branches

Answer 1

Musculocutaneous, axillary, median, ulnar and radial

Question 2

what are the 5 roots

Answer 2

C5, C6, C7, C8 and T1

Question 3

which roots make up the muscuolcutaneous branch

Answer 3

C5, C6, C7

Question 4

which roots make up the axillary branch

Answer 4

C5, C6

Question 5

which roots make up the median branch

Answer 5

C6, C7, C8, T1

Question 6

which roots make up the radial branch

Answer 6

C5, C6, C7, C8, T1

Question 7

which roots make up the ulnar branch

Answer 7

C8, T1

Question 8

what are the 3 anterior branches

Answer 8

muscuolcutaneous, median and ulnar

Question 9

what are the 2 posterior branches

Answer 9

axillary and radial

Question 10

what are the names of the 3 cords

Answer 10

lateral, posterior and medial

Question 11

what are the names of the 3 trunks

Answer 11

upper, middle and lower

Question 12

what do the 3 trunks each spilt into

Answer 12

an anterior and posterior division

Question 13

what muscles does the muscuolcutaneous nerve supply

Answer 13

brachialias, coracobrachialis and biceps brachii

Question 14

what does the ulnar nerve supply

Answer 14

flexor carpi ulnaris, muscles of the hand and medial half of the flexor difitorum profundus

Question 15

what muscles does the medial nerve supply

Answer 15

flexor muscles in the forearm
lumbricals 1 and 2
opponens pollicis 
abductor pollicis brevis 
flexor pollicis brevis

Question 16

what muscle does the axially nerve supply

Answer 16

deltoid and teres minor

Question 17

what does the radial nerve supply

Answer 17

triceps brachii, extensor muscles in the posterior forearm