Long, thin branch off 3rd part of internal maxillary artery; runs backward through vidian (pterygoid) canal. Artery supplies blood to roof of pharynx and gives off branches to eustachian tube and tympanum.
InsideSurgery Medical Information Blog
Details of surgical procedures, pathophysiology, signs and symptoms, and treatment of medical diseases,medical and surgical eponyms, and surgeons and surgery in the news