Neurology Lab 6 - Module 3 - Orbit - Blood and Nerve Supply: Page 2 of 5
×
![Image]()
 |
| Tap on image to enlarge |
Arterial Supply - continued
Unfortunately the arteries that branch from the opthalmic artery to serve the orbit and the eyeball are too small to be seen on the cadaver. The drawing helps to envision this plexus of arteries.
Is the central retinal artery a branch of the ophthalmic artery?
Why is this artery so important? |
|
|
It is the artery seen on ophthalmoscopic exam and provides a window into the state of the arterial and venous systems. It also provides a glimpse at intracranial hypertension by the shape of the optic nerve at the optic disc (papilledema). |
|
| Add the optic nerves and eyeballs. |
| Explore the relationship of the middle and anterior fossae of the skull to the ateries and optic nerves |
| Use the Rotate and Dissect tools to help you with explore this relationship. |