Anatomy and Functions of the Paranasal Sinuses

What are the four types of paranasal sinuses mentioned in the text?

Describe the location and characteristics of the frontal sinuses.

What is the difference between ethmoid sinuses and sphenoid sinuses?

Explain how the sinuses contribute to the weight of the head.

What role do the sinuses play in humidifying and heating incoming air?

How do the sinuses act as a crumple zone to protect the brain?

What are some proposed functions of the paranasal sinuses?