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Flashcards in posterior cranial fossa Deck (5)
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1
Q

what forms the roof of the posterior cranial fossa?

A

tentorium cerebelli

2
Q

what parts of the cerebrum occupies the posterior cranial fossa?

A

none; the tentorium cerebelli separates the cerebrum into a space above the posterior cranial fossa

3
Q

what part of the central nerve system occupies the posterior cranial fossa?

A

cerebellum, pons, and medulla oblongata

4
Q

what are the contents of the internal acoustic meatus?

A

cranial nerves VII (facial nerve) and VIII (vestibulocochlear/auditory nerve), nervus intermedius/nerve of Wrisberg/sensory root of VII and the motor root of VII, the vestibular and cochlear roots of VIII and the internal auditory/internal labyrinthine artery and vein

5
Q

what are the contents of the jugular foramen?

A

jugular bulb, inferior petrosal sinus, tympanic body/tympanic glomus or jugular body/jugular glomus, cranial nerves IX (glossopharyngeal), X (vagus) and XI (spinal accessory)