Brain and Spinal Cord

Ventral horn

Dorsal root ganglion

Dorsal root

Posterior median sulcus

Dorsal horn

White matter

Grey matter

Central canal

Ventral root

Anterior median fissure

Posterior root ganglion

Posterior root

lateral white column

posterior white columnPosterior median sulcus

Central canal

Posterior horn

Anterior horn

Grey matter

White matter

Anterior median fissure

anterior white column

Anterior root

Dura mater

Dura mater

Dura mater

Dura mater

Dura mater

Sympathetic trunk ganglion

Neuron Model

Frontal lobe

Parietal lobe

Occipital lobe

Cerebellum

Temporal lobe

Frontal lobe

Parietal lobe

Occipital lobe

Longitudinal fissure

Dura mater

Pia mater

(goes down into sulci)

Arachnoid mater

(shiny surface)

Superior sagittal sinus

Longitudinal fissure (separates cerebral hemispheres)

Olfactory bulb (CN I)

Optic chiasma (CN II)

Trigeminal nerve (CN V)

Pituitary gland

Corpus callosum

MidbrainMedulla Oblongata Pons

Thalamus

Hypothalamus

Fornix

Pituitary gland

Optic chiasma

Corpora quadregemini

Arbor vitae

Pineal gland

Cerebellum

Thalamus

Hypothalamus

Pituitary gland

Pineal gland

Optic chiasm

Corpora quadragemini

Lateral ventricleThird ventricle (forms a number “3”)

Fourth ventricle

Cerebral aqueduct

Pons

Midbrain

Medulla Oblongata

Corpus callosum

Fornix

Pituitary gland

Optic chiasm

Hypothalamus

Thalamus

Fornix

Mammillary body

Pineal body

Fourth ventricle

Cerebral aqueductLateral ventricle

Fornix

Mammilary body

3rd ventricle

Cranial Nerves

I

II

IV

III

VIV

VIIIVII

IX

XI

XIIX

Nervous Tissue

• Sheep Whole Brain video

• Sheep Half Brain video

• The rest of these slides are not on the test!

Meningioma

Meningioma

Brain Cancer

Normal MRI

Normal MRI

Spinal cord tumor

Spinal cord tumor

Spinal cord tumor

Spinal cord tumor

Spinal cord tumor