Neuroanatomy Draw It To Know It

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  1. Cranial and Spinal Nerve Overview and Skull Base 193


Ophthalmic
branch

Anterior
clinoid
Optic process
canal

Foramen
ovale

Foramen
rotundum

Superior
orbital fissure

[5(3)]

[5(2)]

[5(1)]

CAVERNOUS
SINUS

Ophthalmic

Internal
carotid artery

Cervical

Petrous

[4]

[3]
[6]

Cavernous

Sphenoid
sinus

Temporal
lobe CAVERNOUS
SINUS

Internal
carotid
art.

Pituitary
body

Sella turcica
of sphenoid bone

Base of the brain

Optic nerves

(Air)

Internal carotid art.
(double-back)

(Venous)

[6]

[3]
[4]
[5(1)]

[5(2)]

[2]

[ ] - indicates cranial nerve #

CAVERNOUS SINUS - CORONAL VIEW

CAVERNOUS SINUS - OBLIQUE VIEW

Anterior
Posterior

Lateral

Medial

Superior

Inferior

Lateral Medial

Superior

Inferior

Lacerum

Clinoid

Communicating

(Suprasellar
cistern)

(Carotid space)

(Carotid canal)

Meckel’s
cave

DRAWING 11-8 Cavernous Sinus

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