|
Spinal
Nerve or Neurological Level |
Motor Loss |
Reflex |
Peripheral
Nerve |
Test |
|
C2 |
Breathing |
|
|
|
|
C3 |
Breathing |
|
|
|
|
C4 |
Breathing |
|
|
|
|
C5 |
Diaphragm Deltoid abduction |
Biceps |
Axillary |
|
|
C6 |
Elbow flexion Wrist extension |
Brachioradialis |
Radial |
|
|
C7 |
Elbow extension Wrist flexion |
Triceps |
|
|
|
C8 |
Finger flexion |
|
Median |
|
|
T1 |
Finger adduction/abduction |
|
Ulnar |
|
|
T4-7 |
Intercostals |
|
|
|
|
T8-12 |
Abdominals |
|
|
|
|
L2 |
Hip flexion |
|
|
|
|
L3 |
Hip adduction |
|
Obturator |
|
|
L4 |
Knee extension Foot inversion |
Patellar Patellar |
Femoral Deep peroneal |
|
|
L5 |
Hip abduction Knee flexion Toe Dorsiflexion |
|
S. gluteal Sciatic Deep peroneal |
|
|
S1 |
Hip extension Foot plantar flexion Foot eversion |
Achilles Achilles Achilles |
Inferior gluteal Tibial Sup. Peroneal |
|
|
S2 |
Toe intrinsics Dorsiflexion |
Anal |
Plantar |
|
|
S3 |
Bladder, bowel |
Anal |
Interior gluteal |
|
|
S4 |
Perineum |
Anal |
|
|
