Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
40 Cards in this Set
- Front
- Back
What bones form the roof of the nasal cavity?
|
cribiform plate of ethmoid
body of sphenoid |
|
What bones form the floor of the nasal cavity?
|
hard palate, palantine bone and maxilla
|
|
What bones form the medial nasal cavity?
|
nasal septum
|
|
What bones form the lateral wall of the nasal cavity?
|
nasal, maxilla, lacrimal, ethmoid and its conchae, palantine and inferior nasal concha
|
|
What forms the anterior of the nasal cavity?
|
anterior nasal aperature/external nares
|
|
what forms the posterior nasal cavity?
|
internal nasal aperature or internal nares
|
|
what forms the nasal septum?
|
perpendicular plate of ethmoid, vomer, crest of sphenoid, palantine crest of hard palate (maxilla + palantine), septal cartilages, other cartilages
|
|
what supplies blood to the nasal septum?
|
opthalmic artery
maxillary artery facial artery |
|
what branch of the opthalmic artery supplies the nasal septum?
|
anterior ethmoidal
posterior ethmoidal |
|
what part of the maxillary artery supplies the nasal spetum?
|
medial posterior nasal of sphenopalantine branch
nasopalantine artery |
|
which portion of facial supplies the nasal septum?
|
septal branch of superior labial
|
|
what is the arrangement of the arteries in the nasal septum?
|
posterior and anterior ethmoidal superior
inferior and posterior sphenopalatine/nasopalatine inferior anterior superior labial branch |
|
what is the venous drainage of the nasal septum?
|
opthalmic vein for the veins associated with opthalmic and pterygoid plexus for maxillary
|
|
what are the nerves of the nasal septum?
|
medial nasal branch of anterior ethmoid nerve from opthalmic nerve (V1)
nasopalantine and medial/septal posterior nasal nerve from sphenopalantine nerve (V2) |
|
what is the arrangement of the nerves of the nasal septum?
|
superior anterior is anterior ethmoid
inferior posterior is nasopalatine |
|
what nerves supply the nasal septum?
|
trigeminal opthalmic and maxillary
|
|
what are the bones of the lateral nasal wall?
|
nasal
ethmoid maxilla frontal palatine lacrimal inferior concha |
|
what is contained in the palatine bone?
|
palatine canal
sphenopalatine foramen |
|
what passes through the palatine canal?
|
descending palatine artery
greater palantine nerve lesser palatine nerve |
|
what passes through the sphenopalatine foramen??
|
sphenopalatine nerve
spehnopalatine artery |
|
what is special about the nerves/arteries of the palatine bone?
|
they give off branches that supply the lateral nasal wall
|
|
the concha come from which bones?
|
anterior and middle - ethmoid
inferior - inferior conchae (its own bone) |
|
where are the meatuses of the laternal nasal wall located?
|
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) |
|
what opens into the sphenoethmoidal recess?
|
sphenoid sinus
|
|
what does the the posterior ethmoid sinus open into?
|
superior nasal meatus
|
|
what all open into the middle meatus?
|
middle ethmoid sinus
anterior ethmoid sinus frontal sinus maxillary sinus |
|
how does the middle ethmoid sinus get to the middle meatus?
|
via the ethmoidal bulla
|
|
what uses the haitus semilunaris to get into the middle meatus?
|
anterior ethmoid sinus
frontal sinus via frontonasal duct to anterior haitus maxillary sinus via posterior haitus |
|
what supplies blood to the lateral nasal wall?
|
opthalmic artery
maxillary artery |
|
what branches of the opthalmic artery supplies blood tot he lateral nasal wall?
|
posterior ethmoid artery
anterior ethmoid artery |
|
what portion of the maxillary artery supplies the lateral nasal wall?
|
sphenopalatine artery branches:
superior lateral posterior nasal inferior lateral posterior nasal |
|
what arteries are in common for both the nasal septum and lateral nasal wall?
|
posterior and anterior ethmoidal arteries of opthalmic artery
|
|
which nerves supply the lateral nasal wall?
|
olfactory
opthalmic of trigeminal (V1) maxillary of trigeminal (V2) |
|
what portion of opthalmic trigeminal nerve supplies the lateral nasal wall?
|
anterior ethmoid
lateral nasal branch of anterior ethmoid |
|
what portion of maxillary supplies the lateral nasal wall?
|
sphenopalantine (superior lateral posterior nasal)
greater palatine (inferior lateral posterior nasal) |
|
what lies within the wall of the mucosa of the maxillary sinus?
|
roots of maxillary teeth
nerves to maxillary teeth |
|
what happens with maxillary sinusitis?
|
teeth pain
|
|
what drains into the inferior meatus?
|
nasolacrimal duct
|
|
what is a side effect of head injury
|
anosmia
|
|
what is anosmia
|
loss of smell
|