Question

The pairing of air-filled cavities in the skull are called

Answer 1

Except for the mandible, all skull bones are joined together by sutures —synarthrodial (immovable) joints. The skull contains air-filled cavities called sinuses. Their functions are debatable, but may be related to lessening skull weight, contributing to voice resonance, and warming and moistening inspired air.

Step-by-step explanation:

Answer 2

Except for the mandible, all skull bones are joined together by sutures —synarthrodial (immovable) joints. The skull contains air-filled cavities called sinuses. Their functions are debatable, but may be related to lessening skull weight, contributing to voice resonance, and warming and moistening inspired air.

Step-by-step explanation: