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

What are the main organs of the respiratory system that allow us to breathe and for gas exchange to happen?

• diapragm

• lungs

• trachea

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

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

Numbers 5 and 9 are pointing to which organ of the Respiratory System?

• Bronchi Tubes
• Lung
• Alveoli
• Trachea

The air sacs that are covered with capillaries where gas exchange takes place are found in..?

• bronchi
• lungs
• oxygen
• alveoli

What is the tube that is also known as your wind pipe?

• esophogus
• bronchi
• trachea
• alveoli

The heart has how many chambers (rooms)?

• four
• three
• two

When oxygen-rich blood is carried AWAY from the heart, it travels through an...

• artery
• neuron
• vein
• straw

Which is the Right Atrium?

• C

• E

• K

• M

Which is the Left Ventricle?

• C

• E

• K

• M