Neuromuscular - Muscles, Nerves, Roots

Question 1

Shoulder Abduction (R, N, M)

Answer 1

R: C5
N: Axillary, Suprascapular nerve
M: Deltoid; Supraspinatus

Question 2

Elbow Flexion (R, N, M)

Answer 2

1. R: C5/C6
   N: Musculocutaneous
   M: Biceps
   ++ Reflex
2. R: C6
   N: Radial
   M: Brachioradialis
   ++ Reflex

Question 3

Elbow Extension

Answer 3

R: C7
N: Radial
M: Triceps
++ Reflex

Question 4

Radial Wrist Extension

Answer 4

R: C6
N: Radial
M: Extensor carpi radialis longus

Question 5

Finger Extension

Answer 5

R: C7
N: Posterior interosseous
M: Extensor digitorum communis

Question 6

Finger Flexion (3 N)

Answer 6

R: C8
N: Anterior interosseous
m: Flexor pollicis longus, Flexor Digitroum profundus (index finger)

R: C8
N: Median (digits 2-3)
M: All other flexors

R: C8
N: Ulnar (digits 3-4)
M: Flexor Digitorum Profundus (ring & little fingers)

Question 7

Finger Abduction (2 M)

Answer 7

R: T1
N: Ulnar
M: First dorsal interosseous

R: T1
N: Median
M: Abductor pollicis brevis

Question 8

Hip Flexion

Answer 8

R: L1/L2
N: Femoral nerve and direct radicular branches
M: Iliopsoas

Question 9

Hip Adduction

Answer 9

R: L2/L3
N: Obturator
M: Adductors

Question 10

Knee Flexion

Answer 10

R: L5/S1
N: Sciatic
M: Biceps femoris

Question 11

Knee Extension

Answer 11

R: L3/L4
N: Femoral
M: Quadriceps

Question 12

Ankle Dorsiflexion

Answer 12

R: L4
N: Deep Peroneal of Common peroneal nerve
M: Tibialis Anterior

Question 13

Ankle Eversion

Answer 13

R: L5/S1
N: Superficial Peroneal
M: Peroneus Longus and brevis

Question 14

Ankle Plantarflexion

Answer 14

R: S1/S2
N: Tibial
M: Gastrocneumius, Soleus

Question 15

Big Toe Extension

Answer 15

R: L5
N: Deep peroneal
M: Extensor hallucis longus

Question 16

Ankle Inversion

Answer 16

R: L4/L5
N: Tibial
M: Tibialis Posterior

Question 17

Hip Extension

Answer 17

R: L5/S1
N: Inferior gluteal
M: Gluteus maximus

Question 18

Hip Abduction

Answer 18

R: L4/L5
N: Superior Gluteal Nerve
M: Gluteus medius and minimus

Question 19

Hip Adduction

Answer 19

R: L2/L3
N: Obturator Nerve
M: Adductor Muscles

Question 20

Proximal Thumb Flexion

Answer 20

R: T1>C8
N: Ulnar Nerve, Median Nerve
M: Flexor Pollicis Brevis

Question 21

Distal Thumb Flexion

Answer 21

R: C8>T1
N: Anterior interosseous branches, median nerve
M: Flexor Pollicis Longus

Question 22

Thumb Adduction

Answer 22

R: T1
N: Ulnar Nerve
M: Adductor pollicis

Question 23

Thumb Abduction

Answer 23

R: T1
N: Median - Abductor pollicis brevis; Radial - Abductor pollicis longus

Question 24

Thumb Opposition

Answer 24

R: T1
N: Median
M: Opponens pollicis

Question 25

Supination

Answer 25

R: C6, C7
N: Radial
M: Supinator

Question 26

Pronation

Answer 26

R: C6, C7
N: Median
M: Pronator Teres

R: C8
N: Anterior interosseous branch, median nerve
M: Pronator Quadratus

Question 27

Radial Wrist flexion

Answer 27

R: C6, C7
N: Median
M: Flexor carpi radialis

Question 28

Ulnar Wrist Flexion

Answer 28

R: C8
N: Ulnar
M: Flexor carpi ulnaris

Question 29

Shoulder adduction

Answer 29

R: C5, C6
N: Subscapular nerve
M: Teres major

R: C7
N: Thoracodorsal nerve
M: Latissimus dorsi