Exploring the Respiratory System

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body

• o break down food and absorb nutrients

• to remove oxygen from the body and deliver carbon dioxide

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen

• oxygen/carbon dioxide 

• carbon dioxide/waste 

• waste/air 

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body

• to bring oxygen to the body

• to break down food and absorb nutrients

• to remove oxygen from the body and deliver carbon dioxide

What is the function of the bronchi?

• Transport air from nose to lungs

• Transport air from trachea to lungs

• Transport air from lungs to alveoli

• Transport air from alveoli to blood

The two main branches from the trachea are called the __________________.

• bronchi

• alveoli

• capillaries

• bronchioles

__________ are air sacs where gas exchange takes place.

• Bronchi

• Trachea

• Oxygen

• Alveoli

What is the main function of the respiratory system?

• To digest food

• To circulate blood

• To exchange gases

• To produce hormones

Which part of the respiratory system is responsible for filtering, warming, and moistening the air we breathe?

• Lungs

• Trachea

• Nose

• Diaphragm

What is the name of the tube that connects the throat to the lungs?

• Oesophagus

• Trachea

• Bronchi

• Alveoli

Which part of the respiratory system is primarily responsible for the exchange of oxygen and carbon dioxide?

• Bronchi

• Alveoli

• Diaphragm

• Larynx