Skull Flashcards
It is limited posteriorly by the sphenoid ridge and anterior clinoid process and a supports the frontal lobe of the brain
Anterior cranial fossa
Limited anteriorly by sphenoid ridge
Middle cranial fossa
This is the largest and deepest fossa
Posterior cranial fossa
What does the optic canal transmit
Optic nerve
Ophthalmic arteries
Superior orbital fissure transmit the following
CN 3,4 and 6
Superior orbital vein
Branch of the middle meningeal artery
What does the foramen rotundum transmit
V2 CN5
Foramen ovale transmits
V3 of CN 5
Accessory meningeal artery
This is for visualization of orbital structures
15 degrees tilt of the tube
Caldwell
Demonstrate occipital bone, foramen magnum and dorsum sellae
Towne’s view
30 degrees for the head
For the maxilla. Zygomatic, orbits and nasal cavity
Waters projection
If you want to visualize the skull base foramina, petrous ridge, ethmoid and sphenoid
Submentovertical view