<prompt> Which of the following arteries is not involved littles area anastomosis?Anterior ethmoidSphenopalatine artGreater palatine arteryPosterior ethmoid artery  <response>: answer: DRef: Diseases of the Ear Nose and Throat by PL Dhingra 5th edn .2010 page 162Explanation:Littles area is the anteroinferior part of the septumContains the kisselbachs plexus comprising:Anterior ethmoidalSphenopalatineGreater palatineSeptal branch of the superior labial arteryThe most common site for epistaxisThe site of origin of hemangioma bleeding polypus of septum 