Your Lungs & Respiratory System

What is the main function of the lungs and respiratory system?

• To filter waste

• To pump blood

• To allow us to breathe

• To digest food

What is the process of bringing oxygen into the body called?

• Circulation

• Inspiration

• Respiration

• Exhalation

What happens to the diaphragm when you breathe in?

• It moves upward

• It moves downward

• It stays still

• It contracts

What is the role of the alveoli?

• To exchange oxygen and carbon dioxide

• To digest food

• To produce sound

• To pump blood

What is the trachea also known as?

• Diaphragm

• Esophagus

• Windpipe

• Voice box

What are the tiny hairs in the nose called?

• Bronchi

• Pleura

• Cilia

• Alveoli

What is the function of the epiglottis?

• To exchange gases

• To filter air

• To cover the air passage during swallowing

• To produce sound

What is the thorax?

• The chest cavity

• The windpipe

• The diaphragm

• The voice box

What is the pleura?

• A muscle that helps in breathing

• A thin lining covering the lungs

• A part of the digestive system

• A type of blood cell

What are bronchioles?

• Large air tubes

• Tiny air sacs

• Smaller tubes within the lungs

• Blood vessels