Respiratory System Quiz

Reorder the following to reflect the route that gases follow during respiration.

• pharynx

• trachea

• bronchi

• lungs

• alveoli

This is often called the "voice box"

• larynx

• pharynx

• esophagus

• trachae

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.

• pharynx

• diaphragm

• larynx

• bronchi

Name for the "windpipe"

• trachea

• larynx

• alveoli

• nasal cavity

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

• sinus

• pharynx

• larynx

• nasal cavity

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

• larynx

• pharynx

• bronchus

• alveoli

Structure that protects the opening to the trachea

• pharynx

• larynx

• bronchi

• epiglottis

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

• esophagus

• bronchus

• larynx

• nasal cavity

A waste product of cellular metabolism, needs to be removed from the body to maintain proper pH levels and prevent toxicity

List the primary organs of the respiratory system