Labels:text | screenshot | letter | cartoon OCR: Resident and Staff Physician Patient Education Chart Anatomy of the Sinuses Ny Minda Frontal Sinus Opening of Frontal Sinus (beneath concha) Opening of- Maxillary Sinus (beneath concha) Opening of Nasolacrimal Duct (beneath concha) Opening of Ethmoidal Sinuses (beneath concha) -Sphenoidal Air Sinus Auditory Tube Nasal Conchae Reprinted with permission from Resident and Staff Physician (c) 1991-92, 1993 by Romaine Pierson Publishers, Inc.