Quiz 3

Question 1

Cribriform Plate

Answer 1

Olfactory nerve CNI

Question 2

Optic Canal

Answer 2

Optic nerve CNII and opthalmic artery

Question 3

Superior orbital fissure

Answer 3

Oculomotor nerve CNIII, trochlear nerve CNIV, opthalmic branch of the trigeminal nerve CNV, Abducens nerves CNVI

Question 4

Foramen rotundum

Answer 4

Maxillary branch of the trigeminal nerve CNV

Question 5

Foramen ovale

Answer 5

Mandibular branch of the trigeminal nerve CNV

Question 6

Foramen spinosum

Answer 6

Middle meningeal artery passing through

Question 7

Foramen laverum

Answer 7

Functionally closed with fibrocartilage in living skull

Question 8

Carotid canal

Answer 8

internal carotid artery passing along the superior margin of foramen lacerum

Question 9

Internal acoustic/auditory canal

Answer 9

vestibulocochlear nerve CN VIII and facial nerve CN VII entering the skull

Question 10

Jugular foramen

Answer 10

Glossopharyngeal nerve CN IX, vagus nerve CNX and accessory nerves CN XI (spinal motor component and cranial motor component) and the internal jugular vein passing through

Question 11

Foramen magnum

Answer 11

Right and left vertebral arteries and the spinal motor component of the accessory nerve (CN XI) passing through. Landmark division between the medulla oblongata and the spinal cord of the central nervous system

Question 12

Hypoglossal canal

Answer 12

Hypoglossal nerve CN XII passing through

Question 13

Stylomastoid foramen

Answer 13

Facial nerve CN VII exiting skull

Question 14

12 cranial nerves

Answer 14

1. Olfactory nerve
2. Optic nerve
3. Oculomotor nerve
4. Trochlear nerve
5. Trigeminal nerve
6. Abducens Nerve
7. Facial nerve
8. Vestibulocochlear nerve
9. Glossopharyngeal nerve
10. Vagus nerve
11. Accessory nerve
12. Hypoglossal nerve