Clinical Anatomy

Question 1

what cranial nerve goes through the cribiform plate?

Answer 1

olfactory nerve CN I

Question 2

what CN supplies top half of nasal cavity?

Answer 2

CN V1

Question 3

what CN supplies bottom half of nasal cavity?

Answer 3

CN V2

Question 4

what comes out of the splenopalatine foramen?

Answer 4

nasopalatine nerve, posterior superior nasal nerves, and sphenopalatine artery and vein.

Question 5

what does the jugular foramen contain?

Answer 5

CN 9, 10, 11

meningeal artery

Question 6

what nerves does the superior optic fissure contain?

Answer 6

oculomotor CN 3, 4, V1 and 6

Question 7

what nerves does the optic canal contain?

Answer 7

CN 3

Question 8

What nerves are in the IAM?

Answer 8

CN 7,8

Question 9

What vein and artery is in the IAM?

Answer 9

labrythine

Question 10

what supplies the internal surface of the ear?

Answer 10

CN 9 glossopharyngeal

Question 11

what facial nerve branch supplies part of the internal ear?

Answer 11

chordi tympani

Question 12

why do you get referred pain to the ear is you have pain in the oropharynx and nasopharynx?

Answer 12

ear, and pharynxes are both supplied by CN 9

Question 13

what nerve supplies the laryngopharynx?

Answer 13

CN X

Question 14

what nerves are responsible for the gag reflex?

Answer 14

CN 9+10

Question 15

what nerve is responsible for innervating the Sternocleinomastoid?

Answer 15

CN XI accessory

Question 16

if theres a tumour at the jugular foramen what will the effects be?

Answer 16

headache, dysphagia, loss of gag reflex and wasting of the SCM muscle

Question 17

maxillary tooth pain is a sign of what?

Answer 17

maxillary sinusitis

Question 18

dizziness and headaches may be a result of which nerve being affected?

Answer 18

CN 8

Question 19

what nerve is responsible for loss of taste in ant 2/3 of the tongue?

Answer 19

lingual

Question 20

if theres a tumour at the stylomastoid foramen what are the effects?

Answer 20

dry nasal sinuses, loss lacrimation, loss of taste in ant 2/3 of tongue and weakness in facial muscles

Question 21

what comes out of stylomastoid foramen?

Answer 21

facial nerve, stylomastoid artery

Question 22

what innervates the tensor timpani?

Answer 22

Trigeminal nerve

Question 23

if there’s loss of sensation at the right side of the face, hyperacusis and massetric atrophy what is it cause by?

Answer 23

trigeminal nerve

Question 24

if someone has had hoarse voice for weeks, cant swallow liquids but solids are fine, what is is the cause?

Answer 24

unilateral adductor vocal chord paralysis

Question 25

what muscle is responsible for reaching the high notes?

Answer 25

cricothyroid muscles

Question 26

what artery causes high up nose bleed?

Answer 26

anterior ethmoid

Question 27

what artery does the anterior ethmoid artery originate from?

Answer 27

internal carotid artery

Question 28

where does the splenopalatine artery originate from?

Answer 28

external carotid artery

Question 29

if you have your submandibular gland removed and then persist to have smiling issues what nerve specifically has been touched?

Answer 29

marginal mandibular branch of facial nerve

Question 30

what is cause of right sided neck lump which moves when swallowing and when you stick tongue out?

Answer 30

thyroglossal duct