The maxillary OMC consists of a. Sinus Ostia b. All of the above 13. All of the above 14. Fails to respond to medical management 16. Fails to respond to medical management 17.
Surgery cures sinus disease.
True b. False 18. The OMC provides drainage from the frontal sinus to the maxillary sinuses a. True b. False 21. Children over the age of 5 should be able to tolerate the direct coronal position. True b. False 28.