Review of Cranial Cavity

Question 1

Optic Canal

Answer 1

CN 2

Question 2

Superior Orbital Fissure

Answer 2

CN 3, 4, 5.1, 6

Question 3

Foramen Ovale

Answer 3

CN 5.3

Question 4

Foramen Spinosum

Answer 4

Middle Meningeal Artery

Question 5

Internal Carotid Artery

Answer 5

Carotid Foramen —> Bony Canal —> Carotid Canal (not F. Lacerum)

Question 6

CN 7

Answer 6

IAM —> Stylomastoid Foramen

Question 7

CN 8

Answer 7

IAM —> EAM

Question 8

Jugular Foramen

Answer 8

CN 9, 10, 11 (spinal branches –> foramen magnum –> join cranial branches –> jugular foramen)

Question 9

Fossa Separation

Answer 9

Lesser Sphenoid Wing (A/M) + Petrous Temp (M/P)

Both areas for brain rubbing with acc/deacc trauma