Respiratory System Quiz (Honors)

What is the respiratory system?

• The body's breathing system

• The body's system of nerves

• The body's food processing system

• The body's blood transfer system

Which gas is inhaled and needed for all cellular processes in the human body ____ and which gas is exhaled as a waste product ____ (correct order)

• carbon dioxide, oxygen

• oxygen, nitrogen

• water, carbon dioxide

• oxygen, carbon dioxide

What is another name for the windpipe?

• pharynx

• larynx

• trachea

• bronchioles

What is another name for the voicebox?

• pharynx

• larynx

• trachea

• bronchioles

What is the main function of the diaphragm?

• pump blood to the lungs

• open and close the lungs

• expand and contract the chest to allow for breathing

• none of these

What are the tubes inside the lungs called?

• alveoli

• bronchi

• pharynx

• trachea

The end of the bronchi end with many tiny little sacs (shaped like grapes) what are these called?

• alveoli

• bronchi

• trachea

• capillaries

Commonly known as the throat, what conducts air to and from the trachea.

• trachea

• larynx

• pharynx

• esophagus

Through what structure does oxygen flow into the bloodstream?

• capillaries

• arterioles

• alveoli

• bronchioles

What is the flap that covers the trachea called?

• pharynx

• larynx

• epiglottis

• tonsils