1q: which of the following arteries form the kiesselbach's plexus ?
a. anterior ethmoidal artery
b. posterior ethmoidal artery
c. sphenopalatine artery
d. superior labial artery
e. greater palatine artery
answer: a , c , d , e . the involvement of posterior ethmoidal is supported by some authors .
the keisselbach's plexus is an area of rich arterial anastomosis seen in the ANTERIO INFERIOR REGION OF THE NASAL SEPTUM . the most common cause of epistaxis is injury to this site . the arteries that anastomose here are -1- ANTERIOR ETHMOIDAL ARTERY
2-SUPERIOR LABIAL ARTERY
3- SPHENOPALATINE ARTERY
4- GREATER PALATINE ARTERY .
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