Which is a Pneumatic Bone?: (A) Maxillary, (B) Parietal, (C) Temporal, (D) All
Answer is A. Pneumatic bones are one which contain large air spaces lined by epithelium e.g.: maxilla, sphenoid, ethmoid, Frontal etc. They make the skull light in weight, help in resonance of voice, and act as air conditioning chambers for the inspired air.