Cranial Foramina and Contents

6 Written Questions

1. CNV3 (mandibular division of trigeminal nerve)
   accessory meningeal artery
2. CNV2 (maxillary division of trigeminal nerve)
3. CN II (optic nerve)
   opthalmic artery
4. CNV1 (opthalmic division of trigeminal nerve),
   CN III (occulomotor nerve),
   CN IV (trochlear nerve)
   CN VI (abducens nerve)
   opthalmic veins
   sympathetic fibers
5. foramen magnum
   jugular foramen
   hypoglossal canal
   condylar canal
   mastoid foramen
6. axons of CN I: olfactory nerve

6 Multiple Choice Questions

1. medulla and meninges
   vertebral arteries
   CN XI (spinal accessory)
   spinal arteries
   dural veins
   1. foramen magnum
   2. foramen spinosum
   3. foramen cecum
   4. foramen lacerum
2. emissary vein to sigmoid sinus
   1. condylar canal
   2. hypoglossal canal
   3. foramen magnum
   4. optic canals
3. CN IX (glossopharyngeal nerve)
   CN X (vagus nerve)
   CN XI (spinal accessory nerve)
   superior bulb of interior jugular vein
   inferior petrosal and sigmoid sinuses
   meningeal branches of occipital and pharyngeal arteries
   1. mastoid foramen
   2. jugular foramen
   3. condylar canal
   4. foramen ovale
4. greater petrosal nerve
   petrosal branch of middle meningeal artery
   1. hiatus of greater petrosal nerve
   2. superior orbital fissure
   3. jugular foramen
   4. foramen ovale
5. mastoid emissary vein to sigmoid sinus
   meningeal branch of occipital artery
   1. jugular foramen
   2. foramen ovale
   3. optic canals
   4. mastoid foramen
6. foramen cecum
   foramina of cribiform plate
   anterior and posterior ethmoid foramina
   1. foramina of cribiform plate
   2. foramina in middle cranial fossa
   3. foramina in posterior cranial fossa
   4. formina in anterior cranial fossa

6 True/False Questions

1. anterior and posterior ethmoid foramina → vessels and nerves of the anterior and posterior ethmoid

   True        False

2. foramen spinosum → medulla and meninges
   vertebral arteries
   CN XI (spinal accessory)
   spinal arteries
   dural veins

   True        False

3. hypoglossal canal → CN XII (hypoglossal nerve)

   True        False

4. foramen lacerum → nasal emissary vein

   True        False

5. foramina in middle cranial fossa → optic canals
   superior orbital fissure
   foramen rotundum
   foramen ovale
   foramen spinosum
   foramen lacerum
   hiatus of greater petrosal nerve

   True        False

6. foramen cecum → nasal emissary vein

   True        False