Anatomy of the Cranial Cavity

Question 1

What artery supplies most of the dura?

Answer 1

Middle meningeal artery

Question 2

Where does the middle meningeal artery branch from?

Answer 2

Maxillary branch of the external carotid

Question 3

Through which foramen does the middle meningeal artery enter the skull?

Answer 3

Foreman spinosum

Question 4

What travels through the foreman magnum?

Answer 4

Brainstem
Spinal part of CN XI
Vertebral arteries
Meningies

Question 5

What travels through the cribiform plate?

Answer 5

CN I - olfactory

Question 6

What travels through the superior orbital fissure?

Answer 6

Lacrimal (V1)
Frontal (V1)
CN IV - Trochlear 
CN III - Superior 
Nasal (V1)
CN III - Inferior
CN VI - Abducens
Superior opthalmic vein

Question 7

What travels through the optic canal?

Answer 7

CN II - optic

Opthalmic artery

Question 8

What travels through foreman rotundum?

Answer 8

V2 - Maxillary division of trigeminal

Question 9

What travels through the foreman ovale?

Answer 9

V3 - Mandibular division of trigeminal

Lesser petrosal nerve - CN IX parasypathetic innervation to the parotid gland

Question 10

What travels through the foreman lacerum?

Answer 10

Filled with cartilage

Question 11

What travels through the jugular foreman?

Answer 11

Internal jugular vein
CN IX
CN X
CN XI

Question 12

What travels through the internal acoustic meatus?

Answer 12

CN VII - Stapedious muscle innervation

CN VIII - Vestibulocochlear

Question 13

What travels through the hypoglossal canal?

Answer 13

CN XII - Hypoglossal

Question 14

What travels through the condylar canal?

Answer 14

Emissary veins

Question 15

What travels through the stylomastoid foreman?

Answer 15

CN VII - facial nerve