Part of the nose that warms, moistens and cleans incoming air

A muscular sheet separating the chest cavity from the abdominal cavity that contracts to increase room in the chest cavity and draw oxygen into the lungs.

Structure that protects the opening to the trachea

This structure functions as a part of the respiratory system and digestive system

The lower end of the trachea divides into a left and right one of these.

Name for the "windpipe"

This is often called the "voice box"

The breathing control center of the brain