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9.Bones of brain box (neurocranium)

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BONES OF BRAIN
BOX
(NEUROCRANIUM)
CANALS OF TEMPORAL BONE
№
Name of canal
Entrance
Exit
1
Canalis caroticus
For. caroticum
internum
2
Canalis
musculotubarius
3
Canalis facialis
4
Canaliculus chordae
tympani
Canaliculus
tympanicus
Canaliculi caroticotympanici
Canaliculus
mastoideus
For.
caroticum
externum
Angle
between top
of pyramis
and temporal
squama
Porus
acusticus
internus
From 3
5
6
7
Contents
A. Carotis
interna
Relation to
tympanic
cavity
---
Tympanic cavity
M. tensor tympani;
Tuba auditiva
+
For.
stylomastoideum
N. facialis (VII)
---
N. Chorda tympani
+
Fossula
petrosa
From 1
Fissura petrotympanica
Hiatus canalis n.
petrosa minoris
Tympanic cavity
N. tympanicus
+
+
Fossa
jugularis
Fissura tympanomastoidea
Aa. et nn.
caroticotympanici
Auricular branch
from vagus nerve
(X)
---
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