What are the air sacs in the lungs that take in oxygen?

• Bronchioles

• Bronchi

• Trachea

• Alveoli

When you breathe, your lungs take in________ and remove________ __________.

• air/oxygen

• oxygen/carbon dioxide

• Carbon dioxide/waste

• waste/air

What is the site of gas exchange in the lungs?

• Bronchi

• Bronchioles

• Alveoli

• Capillaries

What is the disorder in the respiratory system that causes the bronchi tubes to become restricted (or smaller) and make it challenging to breathe?

• Asthma

• Influenza

• Cold

• Bronchitis

What is the main function of the respiratory system?

• To provide oxygen and remove carbon dioxide from the body

• To bring in oxygen to the body

• To break down nutrients

• To remove oxygen and deliver carbon dioxide

What connects the larynx to the lungs?

• Nasal cavity

• Pharynx

• Trachea

• Diaphragm

True or False: Inhaling is when you blow out air.

• True

• False

What are the two branches of the trachea called? (One to each lung)

• Bronchi

• Alveoli

• Capillaries

• Bronchioles

What is #3 pointing to?

• Bronchi

• Bronchioles

• Trachea

• Epiglottis

What is #4 pointing to?

• Bronchioles

• Bronchi

• Lungs

• Trachea