C5 nerve root | Shoulder abduction (Deltoid) |
C6 nerve root | Elbow flexion (Biceps) |
C7 nerve root | Elbow extension (Triceps) |
C8 nerve root | Wrist flexion (Flexor carpi ulnaris) |
T1 nerve root | Finger abduction (Lumbricales) |
L2 nerve root | Hip flexion (Iliopsoas) |
L3 nerve root | Knee extension (Quadriceps) |
L4 nerve root | Ankle dorsiflexion (Tibialis anterior) |
L5-S1 nerve root | Great toe extension (Extensor hallucis longus) |
S1 nerve root | Ankle plantar flexion (Gastrocnemius) |
Sensory Assessment |
C2 nerve root | Occipital region |
C3 nerve root | Supraclavicular region, near the head of the clavicle |
C4 nerve root | Top of the shoulder, near the acromion |
C5 nerve root | Lateral aspect of the arm, just above the elbow |
C6 nerve root | Dorsum of the thumb |
C7 nerve root | Dorsum of the middle finger |
C8 nerve root | Dorsum of the little finger |
T1 nerve root | Medial aspect of the arm, just above the elbow |
T2 nerve root | Axilla |
T4 nerve root | Thorax at the level of the nipples |
T10 nerve root | Abdomen at the level of the umbilicus |
L1 nerve root | Region of the femoral pulse |
L2 nerve root | Medial aspect of the thigh, mid-femur |
L3 nerve root | Medial aspect of the knee |
L4 nerve root | Medial aspect of the leg, above the medial malleolus |
L5 nerve root | Dorsum of the great toe |
S1 nerve root | Lateral aspect of the heel |
S2 nerve root | Popliteal fossa |
S3 nerve root | Medial gluteal region |
S4-5 nerve root | Perianal region |