Kiesselbach's area does not involve _____: (A) Anterior ethmoidal aery, (B) Posterior ethmoidal aery, (C) Sphenopalatine aery, (D) Greater palatine aery
Answer is B. Kiesselbach's area, also Kiesselbach's plexus, Kiesselbach's triangle, and Little's area, is a region in the anteroinferior pa of the nasal septum, where four aeries anastomose to form a vascular plexus called Kiesselbach's plexus. The aeries areAnterior ethmoidal aery (from the ophthalmic aery)Sphenopalatine aery (from the maxillary aery)Greater palatine aery (from the maxillary aery)Septal branch of the superior labial aery (from the facial aery)