myotomes

Question 1

shoulder abduction?

Answer 1

C5

deltoid

Question 2

Shoulder adduction?

Answer 2

C7

pec maj and lat dorsi

Question 3

Elbow flexion?

Answer 3

C6

biceps brachii

Question 4

Elbow extension?

Answer 4

C7

triceps brachii

Question 5

Finger flexion?

Answer 5

C8

flexor digitorum superficialis

Question 6

Finger extension?

Answer 6

C7

digit extensors

Question 7

Finger abduction?

Answer 7

T1

Dorsal interossei

Question 8

Finger adduction?

Answer 8

T1

Palmar interossei

Question 9

Wrist flexion?

Answer 9

C6/7

carpal flexors

Question 10

Wrist extension?

Answer 10

C7/8

Carpal extensors

Question 11

Hip flexion?

Answer 11

L2/3

Psoas major

Question 12

Hip extension?

Answer 12

L5/S1

Glut max and hamstrings

Question 13

Knee flexion?

Answer 13

S2

Biceps femoris

Question 14

Knee extension?

Answer 14

L3

Quadriceps femoris

Question 15

Ankle dorsiflexion?

Answer 15

L4

Tibialis anterior

Question 16

Ankle Plantarflexion?

Answer 16

S1

Gastrocnemius

Question 17

Ankle inversion?

Answer 17

L4

Tibialis anterior

Question 18

Ankle eversion?

Answer 18

L5/S1

Fibularis longus & brevis

Question 19

Great toe extension?

Answer 19

L5

Extensor hallucis longus

Question 20

Ankle jerk?

Answer 20

S1

Question 21

Knee Jerk?

Answer 21

L3

Question 22

Biceps jerk?

Answer 22

C5/6

Question 23

Triceps jerk?

Answer 23

C7

Question 24

Wrist jerk?

Answer 24

C6
Brachioradialis
Radial nerve

Question 25

function of erector spinae?

Answer 25

extend and lateral flex back

Question 26

Flexion of back

Answer 26

Psoas major + rectus abdmominis

Question 27

Where do CN 3-12 attach to spinal cord?

Answer 27

``` Midbrain - 3 and 4 pons - 5 pontomedullary junction - 6, 7, 8 medulla - 9, 10 C-spine - 11 lateral to pyramids - 12 ```