Cranium

Question 1

Anterior Cranial Fossa

Answer 1

Frontal Lobe of Brain

Question 2

Cribriform foramina in cribriform plate

Answer 2

Axon of olfactory epithelium that form olfactory nerve (CN I)

Question 3

Middle Cranial Fossa

Answer 3

Temporal lobes of brain

Question 4

Optic canals

Answer 4

Optic nerves (CN II) and ophthalmic arteries

Question 5

Superior orbital fissure

Answer 5

ophthalmic veins, ophthalmic nerve (CN V1), Oculomotor nerve (CN III), trochlear nerve (CV IV) and abducens nerve (CNVI), and sympathetic fibers

Question 6

Foramen Rotundum

Answer 6

Maxillary Nerve (CN V2)

Question 7

Foramen Ovale

Answer 7

Mandibular Nerve (CN V3)

Question 8

Foramen Spinosum

Answer 8

Middle meninges artery/ vein

Question 9

Foramen Lacerum

Answer 9

Nothing passes through but opening is transversed by internal carotid artery

Question 10

Carotid Canal

Answer 10

Internal Carotid artery, sympathetic fibers

Question 11

Posterior Cranial Fossa

Answer 11

Cerebellum, pons, and medulla oblongata

Question 12

Foramen Magnum

Answer 12

Spinal Cord and meninges, vertebral arteries, Duran veins , anterior and posterior spinal arteries

Question 13

Jugular Foramen

Answer 13

Glossopharyngeal nerve (CN IX), vagus nerve (CN X), spina accessory nerve (CN XI), internal jugular vein, inferior petrosal and sigmoid sinuses

Question 14

Hypoglossal canal

Answer 14

Hypoglossal nerve (CN XII)

Question 15

Internal auditory meats

Answer 15

Facial (CN VII) and vestibulocochlear nerves (CN VIII)

Question 16

Dura matter

Answer 16

Tough, thick, external fibrous layer

Question 17

Arachnoid matter

Answer 17

Thin, non vascular, intermediate layer

Question 18

Subdural Space

Answer 18

Potential space

Question 19

Subrachnoid space

Answer 19

Contains cerebral spinal fluid

Question 20

Pia matter

Answer 20

Delicate internal vascular layer

Question 21

Falafel cerebri

Answer 21

Largest Duran infolding, separates the right and left cerebral hemispheres

Question 22

Tentorium Cerebeli

Answer 22

Separates the occipital lives of the cerebral hemispheres from the cerebellum. Divides the cranial cavity into supratentorial and infratentorial compartments

Question 23

Falls cerebelli

Answer 23

Partially separates the cerebellum hemisphere

Question 24

Diaphragm sallae

Answer 24

Circular extension that forms a partial roof over the hypophyseal fossa