Session 1 (External Foramina Of The Skull)

Question 1

From an anterior view,which structure pass through the Supra-orbital foramen?

Answer 1

Supra-orbital nerve and vessels

Question 2

From an anterior view,which structure pass through the Infra-orbital foramen?

Answer 2

Infra-orbital nerve and vessels

Question 3

From an anterior view,which structure pass through the Mental foramen

Answer 3

Mental nerve and vessels

Question 4

From an lateral view,which structure pass through the Zygomaticofacial foramen?

Answer 4

Zygomaticofacial nerve

Question 5

From a superior view, which structure pass through the Parietal foramen

Answer 5

Emissary veins

Question 6

From an inferior view, which structure pass through the Incisive foramina

Answer 6

Nasopalatine nerve; sphenopalatine vessels

Question 7

From an inferior view, which structure pass through the Greater palatine foramen

Answer 7

Greater palatine nerve and vessels

Question 8

From an inferior view, which structure pass through the Lesser palatine foramina

Answer 8

Lesser palatine nerves and vessels

Question 9

From an inferior view, which structure pass through the Pterygoid canal

Answer 9

Pterygoid nerve and vessels

Question 10

From an inferior view, which structure pass through the Foramen ovale

Answer 10

Mandibular nerve [V 3 ]

Question 11

From an inferior view, which structure pass through the Foramen spinosum

Answer 11

Middle meningeal artery

Question 12

From an inferior view, which structure pass through the Foramen lacerum

Answer 12

Filled with cartilage

Question 13

From an inferior view, which structure pass through the Carotid canal

Answer 13

Internal carotid artery and nerve plexus

Question 14

From an inferior view, which structure pass through the Foramen magnum

Answer 14

spinal cord; vertebral arteries and nerve plexuses; anterior spinal artery; posterior spinal arteries; roots of accessory nerve

Question 15

From an inferior view, which structure pass through the Condylar canal

Answer 15

Emissary veins

Question 16

From an inferior view, which structure pass through the Hypoglossal canal

Answer 16

Hypoglossal nerve [XII] and vessels

Question 17

From an inferior view, which structure pass through the Jugular foramen

Answer 17

Internal jugular vein; inferior petrosal sinus, Glossopharyngeal nerve (IX),vagus nerve (X),accessory nerve(XI)

Question 18

From an inferior view, which structure pass through the Stylomastoid foramen

Answer 18

Facial nerve [VII]

Question 19

From an inferior view, which structure pass through the foramen rotundum?

Answer 19

Maxillary nerve (V2)

Question 20

At the lesser wing of sphenoid bone , which structure pass through the optic canal?

Answer 20

through which the optic nerve and ophthalmic artery travel to reach the eye.

Question 21

at the ethmoid bone , which structure pass through Foramina of cribriform plate

Answer 21

Olfactory nerves

Question 22

Which structure separates the leeser & greater wings of sphenoid bone?

Answer 22

Superior orbital fissure, Numerous structures pass through here to reach the bony orbit: Oculomotor nerve (III) Trochlear nerve (IV) Lacrimal, frontal, and nasociliary branches of ophthalmic nerve (V 1 ) Abducent nerve (VI)