Anatomy CNS and vertebral nerves

Central Nervous System

composed of brain and spinal cord

Gray matter

White Matter

Cerebellum

Gyrus

Cerebral Sulcus

longitudinal fissure

frontal lobe

parietal lobe

temporal lobe

insula lobe

occipital lobe

lateral sulcus

central sulcus

parietooccipital sulcus

corpus callosum

genu

splenium

cingulate gyrus

Thalamus

interthalamic adhesion

pineal gland

Hypothalamus

infundibulum

pituitary gland

mammillary body

hippocampus

fornix

midbrain

cerebral peduncles

tectum

superior colliculus

inferior colliculus

pons

Tegmentum

medulla oblongata

cerebellar peduncles

cerebellum

vermis

arbor vitae

meninges

three layers

Dura Mater

arachnoid mater

pia mater

vertebral arteries

basilar artery

internal carotid arteries

cerebral arterial circle

lateral ventricles

septum pellucidum

third ventricle

space here

cerebral aquaduct

choroid plexus

anterior median fissure

posterior median sulcus

central canal

gray matter

anterior horns

lateral horns

posterior horns

white matter

anterior funiculus

lateral funiculus

posterior funiculus

dorsal root ganglion

olfactory nerve I

nerve not shown

olfactory bulb

red arrow

olfactory tract

optic nerve II

optic chiasm

optic tract

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

Gray Commissure

conus medullaris

cauda equina

Sympathetic Trunk

ventral rootlets

posterior rootlets

ventral root

dorsal root

spinal nerve

Within vertebral canal connecting spinal cord to PNS

ventral ramus

dorsal ramus