If the sinus cavities located within the skull were instead completely filled with bone, the skull would be much heavier.

Name: If the sinus cavities located within the skull were instead completely filled with bone, the skull would be much heavier.
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Question

Quizplus · Accepted Answer

The sinuses are air-filled spaces within the skull that help reduce the weight of the skull without compromising its strength. If these spaces were filled with bone or some other solid material, the skull would undoubtedly become significantly heavier.

If the Sinus Cavities Located Within the Skull Were Instead