The Respiratory System

The parts of the body that work to breathe are called the

• Respiratory System

• Digestive System

• Solar System

What do the body's cells need to breathe?

• carbon dioxide

• water

• oxygen

When a person exhales, what gas comes out of your body?

• Carbon Dioxide

• Water

• Oxygen

Carbon dioxide comes through your...

• ears

• nose

What are parts of the respiratory system?

• Nose, mouth, lungs, windpipe and diaphram

• Nose, mouth, ears and eyes

Exhale means to breathe out.

• True

• False

Where does the breathing process begin?

• Nose

• Lungs

• Brain

Air contains oxygen.

• True

• False

People do not have to think about breathing.

• True

• False

What is the length of all the airway tubes in the lungs?

• About 150 miles

• About 1,500 feet

• About 1,500 miles