Nasal Cavity And Paranasal Air Sinuses

Front 1

What bones form the roof of the nasal cavity?

Back 1

cribiform plate of ethmoid
body of sphenoid

Front 2

What bones form the floor of the nasal cavity?

Back 2

hard palate, palantine bone and maxilla

Front 3

What bones form the medial nasal cavity?

Back 3

nasal septum

Front 4

What bones form the lateral wall of the nasal cavity?

Back 4

nasal, maxilla, lacrimal, ethmoid and its conchae, palantine and inferior nasal concha

Front 5

What forms the anterior of the nasal cavity?

Back 5

anterior nasal aperature/external nares

Front 6

what forms the posterior nasal cavity?

Back 6

internal nasal aperature or internal nares

Front 7

what forms the nasal septum?

Back 7

perpendicular plate of ethmoid, vomer, crest of sphenoid, palantine crest of hard palate (maxilla + palantine), septal cartilages, other cartilages

Front 8

what supplies blood to the nasal septum?

Back 8

opthalmic artery
maxillary artery
facial artery

Front 9

what branch of the opthalmic artery supplies the nasal septum?

Back 9

anterior ethmoidal
posterior ethmoidal

Front 10

what part of the maxillary artery supplies the nasal spetum?

Back 10

medial posterior nasal of sphenopalantine branch
nasopalantine artery

Front 11

which portion of facial supplies the nasal septum?

Back 11

septal branch of superior labial

Front 12

what is the arrangement of the arteries in the nasal septum?

Back 12

posterior and anterior ethmoidal superior
inferior and posterior sphenopalatine/nasopalatine
inferior anterior superior labial branch

Front 13

what is the venous drainage of the nasal septum?

Back 13

opthalmic vein for the veins associated with opthalmic and pterygoid plexus for maxillary

Front 14

what are the nerves of the nasal septum?

Back 14

medial nasal branch of anterior ethmoid nerve from opthalmic nerve (V1)
nasopalantine and medial/septal posterior nasal nerve from sphenopalantine nerve (V2)

Front 15

what is the arrangement of the nerves of the nasal septum?

Back 15

superior anterior is anterior ethmoid
inferior posterior is nasopalatine

Front 16

what nerves supply the nasal septum?

Back 16

trigeminal opthalmic and maxillary

Front 17

what are the bones of the lateral nasal wall?

Back 17

nasal
ethmoid
maxilla
frontal
palatine
lacrimal
inferior concha

Front 18

what is contained in the palatine bone?

Back 18

palatine canal
sphenopalatine foramen

Front 19

what passes through the palatine canal?

Back 19

descending palatine artery
greater palantine nerve
lesser palatine nerve

Front 20

what passes through the sphenopalatine foramen??

Back 20

sphenopalatine nerve
spehnopalatine artery

Front 21

what is special about the nerves/arteries of the palatine bone?

Back 21

they give off branches that supply the lateral nasal wall

Front 22

the concha come from which bones?

Back 22

anterior and middle - ethmoid
inferior - inferior conchae (its own bone)

Front 23

where are the meatuses of the laternal nasal wall located?

Back 23

sphenoethmoid recess (above superior nasal concha)
superior meatus (below/lateral to superior concha)
middle meatus (below/lateral to middle concha)
inferior meatus (below/lateral to inferior concha)

Front 24

what opens into the sphenoethmoidal recess?

Back 24

sphenoid sinus

Front 25

what does the the posterior ethmoid sinus open into?

Back 25

superior nasal meatus

Front 26

what all open into the middle meatus?

Back 26

middle ethmoid sinus
anterior ethmoid sinus
frontal sinus
maxillary sinus

Front 27

how does the middle ethmoid sinus get to the middle meatus?

Back 27

via the ethmoidal bulla

Front 28

what uses the haitus semilunaris to get into the middle meatus?

Back 28

anterior ethmoid sinus
frontal sinus via frontonasal duct to anterior haitus
maxillary sinus via posterior haitus

Front 29

what supplies blood to the lateral nasal wall?

Back 29

opthalmic artery
maxillary artery

Front 30

what branches of the opthalmic artery supplies blood tot he lateral nasal wall?

Back 30

posterior ethmoid artery
anterior ethmoid artery

Front 31

what portion of the maxillary artery supplies the lateral nasal wall?

Back 31

sphenopalatine artery branches:
superior lateral posterior nasal
inferior lateral posterior nasal

Front 32

what arteries are in common for both the nasal septum and lateral nasal wall?

Back 32

posterior and anterior ethmoidal arteries of opthalmic artery

Front 33

which nerves supply the lateral nasal wall?

Back 33

olfactory
opthalmic of trigeminal (V1)
maxillary of trigeminal (V2)

Front 34

what portion of opthalmic trigeminal nerve supplies the lateral nasal wall?

Back 34

anterior ethmoid
lateral nasal branch of anterior ethmoid

Front 35

what portion of maxillary supplies the lateral nasal wall?

Back 35

sphenopalantine (superior lateral posterior nasal)
greater palatine (inferior lateral posterior nasal)

Front 36

what lies within the wall of the mucosa of the maxillary sinus?

Back 36

roots of maxillary teeth
nerves to maxillary teeth

Front 37

what happens with maxillary sinusitis?

Back 37

teeth pain

Front 38

what drains into the inferior meatus?

Back 38

nasolacrimal duct

Front 39

what is a side effect of head injury

Back 39

anosmia

Front 40

what is anosmia

Back 40

loss of smell