click below
click below
Normal Size Small Size show me how
NR, DL, Muscles
Muscle tests for corresponding nerve roots and disc levels
Question | Answer |
---|---|
C5 Nerve RootC4 Disc Level | Deltoid innervated by axillary nerveBiceps innervated by musculocutaneous nerve |
C6 Nerve RootC5 Disc Level | Wrist Extensors (extensor carpi radialis longis & brevis, extensor carpi ulnaris) innervated by the radial nerve |
C7 Nerve RootC6 Disc Level | Triceps innervated by radial nerveWrist Flexors (flexor carpi radialis - median nerve and flexor carpi ulnaris - ulnar nerve)Finger Extensors - extensor digitorum communis, extensor indicis profundus, extensor digiti minimi - radial nerve |
C8 Nerve RootC7 Disc Level | Finger Flexors - flexor digitorum profundus, flexor digitorum superficialis, lumbricals - innervated by the median and ulnar nerves |
T1 Nerve RootC8 Disc Level | Finger abductors - dorsal interossei innervated by the radial nerveFinger adduction - palmar interossei innervated by the ulnar nerve |
L4 Nerve RootL3 Disc Level | Foot dorsiflexion and inversion - tibialis anterior innervated by the deep peroneal nerve |
L5 Nerve RootL4 Disc Level | Foot dorsiflexionBig toe dorsiflexion - Extensor Hallucis Longus (deep peroneal nerve)Toes 2, 3, 4 dorsiflextion - extensor digitorum longus and brevis (deep peroneal nerve)Hip and pelvis abduction - Gluteus Medius & minimums (sup. gluteal nerve) |
S1 Nerve RootL5 Disc Level | Foot plantarflexion - gastroc and soleus (tibial nerve)Foot plantar flexion & eversion - peroneus longus & brevis (superficial peroneal nerve)Hip extension - gluteus maximus (inf. gluteal nerve) |
C5 Reflex | Biceps |
C6 Reflex | Brachioradialis |
C7 Reflex | Triceps |
C8 Reflex | No reflex |
T1 Reflex | No reflex |
L4 Reflex | Patellar Tendon |
L5 Reflex | No Reflex |
S1 Reflex | Achilles |