Which of the following can be considered a function of the paranasal sinuses?
A) Sinuses are often referred to as vestigial, anatomical features with no know function.
B) The paranasal sinuses are passageways for nerves to pass through.
C) Sinuses have rough patches that aid in muscle attachment.
D) Sinuses take away a minimal amount of strength from bones while reducing the weight of bones.

Question

Quizplus · Accepted Answer

The paranasal sinuses are air-filled cavities in the skull bones that reduce the weight of the skull while maintaining its structural integrity. They also contribute to the resonance of the voice, but they do not have any significant function in nerve passage or muscle attachment. The previous notion that sinuses are vestigial and lack function has been debunked by recent research.

Which of the Following Can Be Considered a Function of the Paranasal