Anatomy: The Nose Flashcards
What type of cartilage is in the nose
hyaline
What can result from disruption of the cribriform plate of the ethmoid bone
infection spreading from the nasal cavity and paranasal sinuses into the anterior cranial fossa
What time of cartilage is the nasal septum
hyaline
Which wall of the nasal cavity are the concha located
lateral wall
Why must adrenaline containing anaesthetics not be used near the nasal cartilages
they are hyaline cartilages which is avascular- depends on diffusion of nutrients
What supplies special sensory to the nasal cavity
CN1
What supplies somatic sensory to the nasal cavity
CN v1 and V2
Name the artery that supplies the tonguw
the lingual artery
What artery supplies the face from its deep aspect
the maxillary
What artery supplies the face superficially
the facial artery
What arteries have nasal branches to supply the nasal cavity
the ophthalmic artery
the maxillary artery
the facial artery
What is kiesselback’s area
the arterial anastomosis of the nasal septum
What is epistaxis
nosebleeds
What forms the nasal septum
the perpidicular plate of the ethmoid bone
the vomer
the septal cartilages
What is respiratory epithelium
pseudostratified columnar with cilia and goblet cells
Name the paranasal sinuses
the frontal, maxillary, ethmoidal, sphenoidal
What lines the paranasal sinuses
mucous secreting respiratoy mucosa
Where does mucous from the sphenoidal sinus drain
anteriorly into the sphenoethmoidal recess
Where does mucous from the ethmoidal air cells drain
the superior and middle meatuses
Where does mucous fom the frontal sinuses drain
the middle meatus
Where does mucous from the antrums drain
the middle meatuss
What drains into the inferior meatus
the tears from the nasolacrimal duct
What supplies the sensory nerve supply to the paranasal sinuses
V1 and V2
Where can pain from maxillary sinusitis refer to
the teeth
