spinal and spinal nerves

cervical enlargement

lumbar enlargement

cauda equina

filum terminale

olfactory bulb

Optic Nerve II

Oculomotor Nerve III

Trochlear Nerve IV

Trigeminal Nerve V

Abducens Nerve VI

Facial Nerve VII

Vestibulocochlear Nerve VIII

Glossopharyngeal Nerve IX

Vagus Nerve X

Accessory Nerve XI

Hypoglossal nerve XII

cervical plexus

network of nerves formed by anterior rami of first 4 cervical nerves C1-C4

brachial plexus

muscles and skin of upper body. from spinal nerves C5-T1

lumbar plexus

L1 - L4 ; lower abdomen, pelvis and lower limbs

sacral plexus

pelvis and lower limbs, sacral