Respiratory System

Front

The trachea branches off into two large tubes in the lungs called...

Back

Bronchi

Front

Which body structure protects the lungs from outside harm?

Back

The Rib Cage

Front

What is another name for the windpipe? Options: Lungs, Trachea, Larynx, Esophagus

Back

Trachea

Front

The Respiratory System is the body's:

Back

Breathing system

Front

Oxygen moves from the lungs into the bloodstream through: small blood vessels in lungs, nerve fibers, aorta, jugular vein

Back

small blood vessels in lungs

Front

What is the purpose of nose hairs?

Back

Keep dust/particles out of nose

Front

When the diaphragm contracts and moves down, the lungs are...

Back

expanding with air

Front

When the diaphragm relaxes and moves back up, the lungs are...

Back

shrinking - pushing air out

Front

What gas do we exhale?

Back

carbon dioxide

Front

The flap of skin that prevents food and water from entering the trachea.

Back

epiglottis