Anatomy of Epistaxis Flashcards
what three things make up the nasal septum?
perpendicular plate of ethmoid
vomer
septal cartilage
what is another name for the septal cartilage?
quadrilateral cartilage
where does the sphenopalatine foramen sit?
between the sphenoid and palatine bones found
what is another name for little’s area?
kiesselbach’s plexus
how many arteries form an anastomosis at kiesselbach’s plexus?
five
what branches of the ophthalmic arteries are part of kiesselbach’s plexus?
anterior ethmoidal artery
posterior ethmoidal artery
what do the anterior and posterior ethmoidal arteries pass through before entering kiesselbach’s plexus?
the posterior and anterior ethmoidal foramen
what two branches of the maxillary artery contribute to kiesselbach’s plexus?
sphenopalatine artery
greater palatine artery
what is the greater palatine artery a branch of?
the descending palatine artery
what is the maxillary artery a branch of?
the external carotid artery
what branch of the facial artery contributes to kiesselbach’s plexus?
the septal branch of the superior labial artery
this is a branch of the lateral nasal artery
what three main arteries contribute branches to kiesselbach’s plexus?
ophthalmic
maxillary
facial
