9) Skull connections - Extra theory

Question 1

Facial canal (Fallopian canal) begins with…

Answer 1

In antero-superior quadrant of the base of the internal acoustic meatus

Question 2

Facial canal (Fallopian canal) ends with…

Answer 2

stylomastoid foramen.

Question 3

3 different parts of Facial canal (Fallopian canal)

Answer 3

1. Canal for the greater petrosal nerve
2. Stapedius canaliculus
3. Canaliculus of chorda tympani

Question 4

Facial canal

→ Canal for the greater petrosal nerve
→ From where (to where) does it go?

Answer 4

Opens on the anterior aspect of the pyramid with its own hiatus

Question 5

Content of Canal for the greater petrosal nerve

Answer 5

Greater petrosal n. (from VII. n.)

Question 6

Facial canal

→ Stapedius canaliculus
→ From where (to where) does it go?

Answer 6

Tympanic cavity

Question 7

Content of Stapedius canaliculus

Answer 7

Stapedius n. (from VII. n.)

Question 8

Facial canal

→ Canaliculus of chorda tympani
→ From where (to where) does it go?

Answer 8

Tympanic cavity

Question 9

Content of Canaliculus of chorda tympani

Answer 9

Chorda tympani (from VII. n.)

Post. tympanic a.

Question 10

Other openings (emissaries, diploe)

Mastoid foramen

→ Contents?

Answer 10

Mastoid emissary vein

Question 11

Other openings (emissaries, diploe)

Parietal foramen

→ Contents?

Answer 11

Parietal emissary vein

Question 12

Other openings (emissaries, diploe)

Condylar canal

→ Contents?

Answer 12

Condylar (occipital) emissary vein

Question 13

Other openings (emissaries, diploe)

Diploic canal

→ Contents?

Answer 13

Diploic veins (frontal, temporal, occipital)