The septum is the cartilage and bony partition that separates the two nasal chambers (nostrils).
Reviewed last on: 1/30/2008
James L. Demetroulakos, M.D., F.A.C.S., Department of Otolaryngology, North Shore Medical Center, Salem, MA. Clinical Instructor in Otology and Laryngology, Harvard Medical School. Review provided by VeriMed Healthcare Network.