400Oral HistologyMedium
Functional importance of maxillary sinus is________?
AAll of the above
BProtects the brain against exposure to cold air by arresting air in sinus temporarily
CLightening of skull weight and production of bactericidal lysozyme to the nasal cavity
DResonance of voice and enhancement of faciocranial resistance to mechanical shock
Correct answer
A. All of the above
Explanation
The correct answer is All of the above.