23 - PGI december 2008 anatomy mcqs - 1

1q: which of the following arteries form the kiesselbach's plexus ?a. anterior ethmoidal arteryb. posterior ethmoidal arteryc. sphenopalatine arteryd. superior labial arterye. greater palatine arteryanswer: 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