All take part in anastomosis in Little's area except
Kiesselbach’s plexus is situated in the Little’s area which is the anterior inferior part of the septum, Anterior ethmoidal,
septal branch of superior labial, greater palatine and sphenopalatine arteries for the plexus.
Anterior ethmoid artery
Sphenopalatine artery
Post ethmoid artery
Greater palatine artery