foramen and fissures

Question 1

what goes through the anterior ethmoidal foramen?

Answer 1

anterior ethmoidal nerve (V1), artery and vein

Question 2

what goes through the superior orbital fissure?

Answer 2

occulomotor nerve (III), trochlear nerve (IV), lacrimal nerve (V1) , frontal nerve (V1), Nasociliary nerve (V1), abducens nerve (VI), superior ophthalmic vein

Question 3

what goes through the foramen ovale?

Answer 3

mandibular nerve (V3), accessory meningeal artery, venous plexus of foramen ovale

Question 4

what goes through the foramen spinosum?

Answer 4

meningeal branch of mandibular nerve (V3), middle meningeal artery, middle meningeal vein

Question 5

what goes through the hiatus for greater petrosal nerve?

Answer 5

greater petrosal nerve (VII)

Question 6

what goes through the mastoid foramen?

Answer 6

mastoid emissary vein

Question 7

what goes through the condylar canal?

Answer 7

condylar emissary vein

Question 8

what goes through the jugular foramen

Answer 8

glossopharyngeal nerve (IX), vagus nerve (X), accessory nerve (XI), posterior meningeal artery, inferior petrosal sinus, internal jugular vein (continuation of sigmoid sinus)

Question 9

what goes through the foramen cecum?

Answer 9

emissary vein

Question 10

what goes through the cribiform plate?

Answer 10

olfactory nerve (1)

Question 11

what goes through posterior ethmoidal foramen?

Answer 11

posterior ethmoidal nerve (V1), artery and vein

Question 12

what goes through foramen rotundum?

Answer 12

maxillary nerve (V2)

Question 13

what goes through the carotid canal?

Answer 13

carotid sympathetic plexus, internal carotid artery, carotid venous plexus

Question 14

what goes through the internal auditory meatus?

Answer 14

facial nerve (VII), vestibulocochlear nerve (VIII), labyrinthine artery, labyrinthine vein

Question 15

what goes through the foramen magnum?

Answer 15

vertebral arteries, anterior spinal artery, spinal medulla (medulla oblongata), spinal root of accessory nerve (XI), posterior spinal arteries, posterior spinal vein

Question 16

hypoglossal canal

Answer 16

hypoglossal nerve (XII), venous plexus of hypoglossal canal

Question 17

What goes through the hiatus for the lesser petrosal n.

Answer 17

Lesser petrosal nerve and superior tympanic artery

Question 18

what goes through the lesser palatine foramen?

Answer 18

lesser palatine N, V, A

Question 19

What goes through the greater palatine foramen?

Answer 19

greater palatine N, V, A,

Question 20

what goes through the incisive canal?

Answer 20

nasopalatine n.

Question 21

what goes through the musculotubal canal?

Answer 21

pharyngotympanic tube and tensor tympani muscle

Question 22

what goes through the stylomastoid foramen?

Answer 22

facial n.

Question 23

what goes through the petrotympanic fissure?

Answer 23

anterior tympanic a and chorda tympani

Question 24

what goes through the supraorbital foramen?

Answer 24

supraorbital n,a,v– travels up the frontal lobe

Question 25

what goes through the infraorbital foramen?

Answer 25

infraorbital n,a,v – travels down maxilla

Question 26

what goes through the mental foramen ?

Answer 26

mental n,a,v

Question 27

what are the precursors for the supraorbital n,a,v?

Answer 27

superior ophthalmic v and frontal n (V1) come out of the superior orbital fissure into the orbit and become supraorbital N, V ; the ophthalmic artery coming from the optic canal becomes the supraorbital A.

Question 28

what comes out of the inferior orbital fissure?

Answer 28

zygomatic n
infraorbital n
infraorbital a
inferior ophthalmic v (becomes the infraorbital artery once it enters infraorbital foramen)

Question 29

what goes through the sphenopalatine foramen

Answer 29

sphenopalatine v,a ; nasal branches of pterygopalatine ganglion; nasopalatine n (exits sphenopalatine foramen and goes through the incisive canal->incisive foramen)

Question 30

what exits the mandibular foramen?

Answer 30

inferior alveolar n,a,v