Foramina and the structures which traverse them Flashcards Preview

Neuro Block 1 > Foramina and the structures which traverse them > Flashcards

Flashcards in Foramina and the structures which traverse them Deck (10)
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1
Q

Optic Canal

A

Optic nerve and ophthalmic artery

2
Q

Superior orbital fissure

A

CN 3 - 4 - 5 V1 - 6, ophthalmic veins, sympathetic nerves

3
Q

Carotid Canal

A

Internal carotid artery, postganglionic sympathetic fibers

4
Q

Foramen rotundum

A

CN 5 V2

5
Q

Foramen ovale

A

CN 5 V3, accessory meningeal artery

6
Q

Foramen spinosum

A

Middle meningeal artery

7
Q

Internal acoustic meatus

A

CN 6 - 7, labyrinthine artery

8
Q

Jugular foramen

A

Sigmoid sinus, CN 9 - 10 - 11

9
Q

Foramen magnum

A

Spinal cord, vertebral arteries, anterior and posterior spinal arteries, spinal origin of CN 11

10
Q

Which structures are found in or in the wall of the cavernous sinus?

A

The internal carotid artery and the abducens nerve are located in the sinus, while the CN III, IV, V1 and V2 are located in the lateral wall of the sinus.