KMS - Cerebral Foramina and their Contents - Posterior Cranial Fossa and Basal Views Flashcards
What goes through the internal acoustic meatus?
CNs VII and VIII
Internal labyrinthine aa
What goes through the jugular foramen?
CNs IX, X, and XI Sigmoid sinus Inferior petrosal sinus Internal jugular vein Posterior meningeal branches of occipital and ascending pharyngeal aa
What goes through the mastoid foramen?
Mastoid emissary vein
What goes through the condyloid canal?
Condyloid emissary vein
What goes through the foramen magnum?
Spinal cord spinal roots of CN XI vertebral aa ant and post. spinal aa dural veins
What goes through the hypoglossal canal?
CN XII - GSE
post meningeal branch of ascending pharyngeal aa
What does the petrotympanic fissure transmit?
Chorda tympani of CN VIII
What does the stylomastoid foramen transmit
CN VII - SVE
What does the carotid canal transmit?
Internal carotid aa
Sympathetic plexus
What goes through the tympanic canaliculus?
Tympanic branch of CN IX
What goes through the mastoid canaliculus?
Auricular branch of CN X
What goes through the foramen lacerum?
Meningeal branch of ascending pharyngeal aa
