The Nose and Paranasal Sinuses

Question 1

Nasal airway functions

Answer 1

warms and humidify inhaled air

important for neonates

immune barrier

Question 2

Nasal Mucousal lining - the first 1/3rd epithelium type

Answer 2

stratified squamous epithelium

Question 3

Nasal Mucousal lining - the poterior 2/3rd epithelium type

Answer 3

pseudostratified columnar epithelium

Question 4

Sense of smell is innervated by what CN?

Answer 4

olfactory nerve

Question 5

drainage and aeration of the middle ear is by….

Answer 5

Eustachian tube

Question 6

turbinates in the nose are….

Answer 6

bony scroll like projections from lateral wall of the nose

Question 7

nasolacrimal duct is the drainage pathway of ….

Answer 7

lacrimal secretions

(tears)

runny nose when crying

Question 8

How many paranasal sinuses?

Answer 8

2 frontal

2 maxillary

Sphenoid

Ethmoid air cells

Question 9

Frontal sinus drains into the ……….. via the …………

Answer 9

frontal recess

middle meatus

Question 10

Where on the face is the frontal sinus found?

Answer 10

behind the eyebrows

Question 11

Ethmoid sinuses (anterior) drains into….

Answer 11

middle meatus

Question 12

Posterior ethmoid sinus drains into …..

Answer 12

superior meatus

Question 13

where are the ethmoid sinuses found?

Answer 13

between the eyes

Question 14

sphenoid sinus drains via the

Answer 14

sphenoethmoidal recess

Question 15

optic nerve runs above what sinus

Answer 15

sphenoid

Question 16

What runs either side of the sphenoid sinus?

Answer 16

internal carotids

Question 17

Where are the maxillary sinuses?

Answer 17

behind each cheek

Question 18

maxillary sinus drains via what?

Answer 18

middle meatus

Question 19

Middle meatus drainage:

Answer 19

Frontal, Anterior ethmoids, Maxillary

Question 20

Superior meatus drainage:

Answer 20

posterior ethmoids

Question 21

Sphenoethmoidal recess drainage:

Answer 21

sphenoid

Question 22

Inferior meatus drainage:

Answer 22

nasolacrimal duct

Question 23

Medical management of sinusitis

Answer 23

remove allergic triggers

treat infection

reduce inflammation (steroids)

Question 24

Sinusitis surgery would be to….

Answer 24

remove polyps

open up sinus drainage pathways

Question 25

nasal innervation is almost all

Answer 25

CNV

V1 and V2
(opthalmic and maxillary)

Question 26

post nasal space contents

Answer 26

adenoids

Eustachian tube opening

soft palate muscles attach to Eustachian tube to allowing swallowing