<prompt> All of the following are pneumatic bones EXCEPT:MaxillaFrontalMandibleEthmoid  <response>: Ans. C MandibleRef: Grays, 38th ed. pg. 431 Pneumatic Bone: Some cranial bones have air filled cavities for making skull light weight, resonance of voice air conditioning. Maxilla, Mastoid, Ethmoid, Sphenoid Frontal bones are pneumatic bones.Types of boneSesamoid bonesPneumatic boneMn: It has Maximum Spherical Front MassMembranous Dermal bone Patella Pisiform Fabella Ethmoid Maxilla Sphenoid Frontal Mastoid temporal Skull vault bones Facial bones 