motor system root nerve

Question 1

Shoulder abduction, elbow flexion root and reflex

Answer 1

C5 biceps reflex

Question 2

Elbow flexion root and reflex

Answer 2

C6 Supinator reflex

Question 3

Finger extension elbow extension root and reflex

Answer 3

C7 triceps reflex

Question 4

Finger flexors root and reflex

Answer 4

C8 finger reflex

Question 5

Small muscles of the hand root and reflex

Answer 5

T1 no reflex

Question 6

upper motor neuron

Answer 6

increase tone and reflexes, pyramidal pattern of weakness (week extensor in the arm, weak flexor in the leg)

Question 7

lower motor neurone

Answer 7

wasting, fasciculation, decreased tone and reduced or absent reflexes

Question 8

Shoulder abduction Muscle, nerve, root

Answer 8

Muscle: deltoid
Nerve: axillary nerve
Root: C5

Question 9

Elbow flexion Muscle, nerve, root

Answer 9

Muscle: biceps brachii
Nerve: musculocutaneous nerve
Root: C5,C6

Question 10

Elbow extension Muscle, nerve, root

Answer 10

Muscle triceps
nerve radial nerve
root C6,C7,C8

Question 11

Wrist extension Muscle nerve root

Answer 11

Muscle flexor carpi ulnas and radialis
nerve radial nerve
root C6.C7,C8

Question 12

Finger extension Muscle nerve root

Answer 12

Muscle extensor digitorum
nerve posterior interosseous nerve
root C7, C8

Question 13

Finger flexion Muscle nerve root

Answer 13

Muscle flexor digitorum superficialis and profundus
nerve median and ulnar nerves
root C8

Question 14

Thumb abduction Muscle nerve root

Answer 14

Muscle abductor pollicis brevis
nerve median
root T1

Question 15

Serratus anterior nerve root

Answer 15

nerve long thoracic nerve
root C5,C6,C7

Question 16

Rhomboids Muscle nerve root

Answer 16

Muscle rhomboids
nerve nerve to rhomboids
root C4, C5

Question 17

Supraespinatus Nerve root

Answer 17

nerve supraescapular nerve
Root C5

Question 18

Infraespinatus nerve root

Answer 18

Nerve supraescapular nerve
Root C5,C6

Question 19

Brachioradialis Muscle nerve root

Answer 19

Muscle brachioradialis
nerve radial nerve
root C6

Question 20

Long flexor of little and ring finger Muscle nerve root

Answer 20

Muscle flexor digitorum profundus 3 and 4
nerve ulnar nerve
root C8

Question 21

Hip flexion root

Answer 21

L1 L2

Question 22

Knee extension root

Answer 22

L3,L4

Question 23

Dorsiflexion of the foot root

Answer 23

L5

Question 24

Inversion and eversion of ankle root

Answer 24

L5

Question 25

Extension of great toe root

Answer 25

L5

Question 26

Hip extension root

Answer 26

S1

Question 27

Knee flexion root

Answer 27

S1

Question 28

Plantar flexion root

Answer 28

S1

Question 29

Hip flexion Muscle nerve root

Answer 29

Muscle iliopsoas nerve lumbar sacral plexus root L1, L2

Question 30

Hip extension Muscle nerve root

Answer 30

Muscle gluteus maximus Nerve inferior gluteal nerve Root L5,S1

Question 31

Knee extension Muscle nerve root

Answer 31

Muscle quadriceps femoris nerve femoral nerve root L3,L4

Question 32

Knee flexion Muscle nerve root

Answer 32

Muscle hamstrings nerve sciatic nerve root L5, S1

Question 33

Foot dorsiflexion Muscle nerve root

Answer 33

Muscle tibialis anterior nerve deep perineal nerve root L4, L5

Question 34

Plantar flexion of the foot Muscle nerve root

Answer 34

Muscle gastrocnemius nerve posterior tibial nerve root S1

Question 35

Big toe extension Muscle nerve root

Answer 35

Muscle extensor hallucis longus nerve deep perineal nerve root L5,S1

Question 36

Hip Abductor Muscle nerve root

Answer 36

Muscle gluteus medius and minimus nerve superior gluteal nerve root L4,L5

Question 37

Hip aductor Muscle nerve root

Answer 37

Muscle adductor nerve obturador nerve root L2, L3

Question 38

Foot inversion Muscle nerve root

Answer 38

Muscle tibialis posterior nerve tibial nerve root L4, L5

Question 39

Biceps nerve root

Answer 39

Nerve musculocutaneous nerve Root C5, C6

Question 40

Supinator Nerve root

Answer 40

Nerve radial nerve root C5, C6

Question 41

Triceps nerve root

Answer 41

nerve radial nerve root C7

Question 42

Finger reflex Muscle nerve root

Answer 42

Muscle flexor digitorum profundus and superficialis nerve median and ulnar root C8

Question 43

Knee reflex nerve and root

Answer 43

Nerve femoral nerve Root L3, L4

Question 44

Ankle reflex nerve and root

Answer 44

Nerve tibial nerve root S1,S2