THE RESPIRATORY SYSTEM

What is the main job of the respiratory system?

• Help you run faster

• Help you sleep better

• Help you breathe and get oxygen

• Help you digest food

What is another name for the windpipe?

• Diaphragm

• Larynx

• Trachea

• Bronchi

Where does oxygen enter the blood in the lungs?

• Bronchi

• Alveoli

• Diaphragm

• Nose

What do we breathe in to stay alive?

• Smoke

• Oxygen

• Carbon dioxide

• Nitrogen

What muscle helps you breathe by moving up and down?

• Lung

• Stomach

• Diaphragm

• Heart

The main job of the respiratory system is to help you breathe.

• TRUE

• FALSE

The heart is part of the respiratory system.

• TRUE

• FALSE

The lungs are inside your stomach.

• TRUE

• FALSE

The larynx is also called the voice box.

• TRUE

• FALSE

The bronchi are small air sacs in the lungs.

• TRUE

• FALSE