nasal cavity and paranasal sinuses

Question 1

floor of nasal cavity

Answer 1

-hard palate
-nares
-incisive canals
-nasal crest

Question 2

nares

Answer 2

anterior opening of nasal cavities

Question 3

incisive canals

Answer 3

-connection between nasal and oral cavities
-contains nasopalatine nerve and greater palatine artery

Question 4

nasal crest

Answer 4

-ridge formed at the connection of paired maxillae and palatine bones
-attachment of the vomer of the nasal septum

Question 5

nasal septum components

Answer 5

-septal cartilage
-perpendicular plate of ethmoid bone
-vomer

Question 6

roof of nasal cavity: highest point

Answer 6

cribriform plate of the ethmoid bone

Question 7

function of cribriform plate of ethmoid bone

Answer 7

has many foramina to allow the passage of the olfactory nerves into the nasal cavity from the olfactory bulb on the base of the brain

Question 8

what forms roof of nasal cavity anteriorly and posteriorly

Answer 8

anteriorly: nasal bones and nasal spine of frontal bone

posteriorly: sphenoid bone

Question 9

what anchors olfactory nerves as they pass through the cribriform plate

Answer 9

dura