Main vascular supply of Little's area is all, except -: (A) Septal branch of superior labial aery, (B) Nasal branch of sphenopalatine aery, (C) Anterior ethmoidal aery, (D) Palatal branch of sphenopalatine
Answer is D. Ans. is `d'' i.e., Palatal branch of sphenopalatine Little's area Situated in the anterior inferior pa of nasal septum, just above the vestibule. Four aeries supply this area :Anterior ethmoidal aery.Septal branch of superior labial aery (Branch offacial A).Septal branch of sphenopalatine aery (Branch of maxillary A).Greater palatine aery (Branch of maxillary A).These aeries anastomose to form a vascular plexus called "Kiesselbach's plexus".