What part of the cerebrum occupies the posterior cranial fossa?

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

What part of the central nervous system occupies the posterior cranial fossa?

the cerebellum, pons and medulla oblongata

What are the contents of the jugular foramen?

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

What is the jugular bulb?

the venous expansion between the sigmoid dural venous sinus and the internal jugular vein

What is the function of the jugular body/jugular glomus?

a chemoreceptive organ the monitors hypoxia, hypercapnia and increases in the hydrogen ion

What will the hypoglossal canal communicate with?

the posterior cranial fossa and the neck

Posterior cranial fossa Flashcards by colin crawford

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Posterior cranial fossa Flashcards

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