Which aery does not contribute to little's area:: (A) Anterior ethmoidal aery, (B) Septalbrach of facial aery, (C) Sphenopalatine aery, (D) Posterior ethmoidal aery
Answer is D. Little's area-Anteroinferior pa of nasal septum- formed by- anterior ethmoidal aery,septal branch of superior labial aery,septal brach of sphenopalatine aery,greater palatine aery. Ref.Dhingra 6/e,p 176.