Osteomeatal complex (OMC) connects:: (A) Nasal cavity with maxillary sinus, (B) Nasal cavity with sphenoid sinus, (C) The two nasal cavities, (D) Ethmoidal sinus with ethmoidal bulla
Answer is A. Osteomeatal complex lies in the middle meatus.It is the final common drainage pathway for the maxillary, frontal and anterior ethmoid sinuses into the nasal cavity.