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FIs Perform Their Intermediary Function in Two Ways

question 67

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FIs perform their intermediary function in two ways:


Definitions:

Pharynx

A muscular tube that connects the mouth and nasal passages to the esophagus and larynx, serving both respiratory and digestive functions.

Larynx

The voice box located in the neck through which air passes to the lungs, and contains vocal cords that produce sound.

Sinuses

Air-filled cavities located within the bones of the face and skull, connected to the nasal cavities.

Nasal Cavity

The large air-filled space behind the nose that is lined with mucosa and filters, warms, and moistens incoming air.

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