Myotomes and clinical testing

Question 1

muscle and nerve tested in shoulder abduction

Answer 1

C5 (I’m alive)

deltoid

Question 2

muscles and nerves tested in shoulder adduction

Answer 2

C7 (down from heaven)

pec major, latissimus dorsi

Question 3

elbow flexion

Answer 3

C5,6 (pick up sticks)

biceps brachi

Question 4

elbow extension

Answer 4

C7,8 (lay them straight)

triceps brachi

Question 5

wrist flexion

Answer 5

C6, 7

carpal flexion

Question 6

wrist extension

Answer 6

C7,8 (hiya mate)

carpal extensors

Question 7

finger flexion, extension, abduction and adduction

Answer 7

flexion (rock) - C8, digit flexors
extension (paper) - C7, digit extensors
Abduction/adduction (scissors) - T1
abduction is dorsal interossei 
adduction is palmar interossei

Question 8

hip flexion

Answer 8

L2/3 (legs in front of me)

psoas major

Question 9

hip extension

Answer 9

L5,S1 (run is done)

gluteus maximus and hamstrings

Question 10

knee flexion

Answer 10

L5,S1

hamstrings

Question 11

knee extension

Answer 11

L3,4

quadriceps

Question 12

dorsiflexion

Answer 12

L4/5

tibialis anterior

Question 13

plantar flexion

Answer 13

S1/S2

gastrocnemius and soleus

Question 14

inversion of foot

Answer 14

L4

tibialis anterior/posterior

Question 15

eversion of foot

Answer 15

L5/S1

fibularis longus and brevis

Question 16

nerve root of ankle reflex

Answer 16

S1

Question 17

nerve root of knee reflex

Answer 17

L4

Question 18

nerve root biceps reflex

Answer 18

C5/6

Question 19

nerve root of triceps reflex

Answer 19

C7

Question 20

nerve root of brachioradialis (supinator) reflex

Answer 20

C6