Question

multiple select question
select all that apply
functions of the paranasal sinuses include:
□ allowing a person to breath
□ resonance of sound
□ reduce the weight of the skull

Explanation:

The paranasal sinuses contribute to sound resonance and reduce the weight of the skull. Breathing is mainly through the nasal cavity and air - ways, not a function of the sinuses.

Answer:

B. resonance of sound
C. reduce the weight of the skull