Anatomy of the Cranial Cavity Flashcards Preview

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Flashcards in Anatomy of the Cranial Cavity Deck (15):
1

What artery supplies most of the dura?

Middle meningeal artery

2

Where does the middle meningeal artery branch from?

Maxillary branch of the external carotid

3

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

Foreman spinosum

4

What travels through the foreman magnum?

Brainstem
Spinal part of CN XI
Vertebral arteries
Meningies

5

What travels through the cribiform plate?

CN I - olfactory

6

What travels through the superior orbital fissure?

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

7

What travels through the optic canal?

CN II - optic
Opthalmic artery

8

What travels through foreman rotundum?

V2 - Maxillary division of trigeminal

9

What travels through the foreman ovale?

V3 - Mandibular division of trigeminal
Lesser petrosal nerve - CN IX parasypathetic innervation to the parotid gland

10

What travels through the foreman lacerum?

Filled with cartilage

11

What travels through the jugular foreman?

Internal jugular vein
CN IX
CN X
CN XI

12

What travels through the internal acoustic meatus?

CN VII - Stapedious muscle innervation
CN VIII - Vestibulocochlear

13

What travels through the hypoglossal canal?

CN XII - Hypoglossal

14

What travels through the condylar canal?

Emissary veins

15

What travels through the stylomastoid foreman?

CN VII - facial nerve