Cranial Nerves 2

Question 1

Structure passes through cribriform plate of ethmoid bone in anterior cranial fossa

Answer 1

-CN I

Question 2

Structure passes through the optic canal of sphenoid bone in the middle cranial fossa

Answer 2

-CN II
-ophthalmic artery

Question 3

Structures passes through the superior orbital fissures of the sphenoid bone in the middle cranial fossa

Answer 3

-opthalamic vein
-CN III
-CN IV
-CN V1 (opthalamic)
-CN VI
-sympathetic fibers (T1-L2)

Question 4

Structures passes through the foramen rotundum of the greater wing of sphenoid bone in the middle cranial fossa

Answer 4

-CN V2 (maxillary)

Question 5

Structures passes through the foramen ovale of the greater wing of sphenoid bone in the middle cranial fossa

Answer 5

MALE
-CN V3 (mandibular)
-accessory meningeal artery
-lessor petrosal nerve
-emissary vein

Question 6

Structures passes through the foramen spinosum of the greater wing of sphenoid bone in the middle cranial fossa

Answer 6

-middle meningeal artery

Question 7

Structures passes through the internal auditory meatus of the temporal bone in the posterior cranial fossa

Answer 7

-CN VII
-CN VIII