Foramen of the skull

Question 1

Which structures pass through the ethmoidal foramen?

Answer 1

CN 1 (olfactory)

Question 2

Which structures pass through the optical canal?

Answer 2

CN II (optic) and the ophthalmic artery (to the eye, with an artery to the eye)

Question 3

Which structures pass through the superior orbital fissure?

Answer 3

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Lacriminal, Frontal, Trochlear, Superior oculomotor, Abductens, Inferior oculomotor, Nasocillary

Question 4

Which structures pass through the foramen rotundum?

Answer 4

CN V2 (maxillary)

Question 5

Which structures pass through the foramen ovale?

Answer 5

CN V3 (mandibular)

Question 6

Which structures pass through the foramen spinosum?

Answer 6

The middle meningeal artery

Question 7

Which structures pass through the internal acoustic meatus?

Answer 7

CN VII, VIII and the labyrinthine artery

Question 8

Which structures pass through the jugular foramen?

Answer 8

CN IX, X, XI (descending) and the internal jugular vein

Question 9

Which structures pass through the hypoglossal canal?

Answer 9

CN XII

Question 10

Which structures pass through the foramen magnum?

Answer 10

CN XI (ascending), the vertebral arteries, spinal arteries and the spinal cord