Quiz  /  Breathing

  • 1. 
    Humans breathe through which of the following systems?

  • Digestive System
  • Respiratory System
  • Cardiovascular System
  • Nervous System

  • 2. 
    Which of the following substances do we breathe in?

  • Nitrogen
  • Water
  • Carbon Dioxide
  • Oxygen

  • 3. 
    Which specific complex molecule do we get from eating?

  • RNA
  • Dihydrogen Monoxide
  • DNA
  • Glucose

  • 4. 
    Which of the following expands our lungs during the breathing process?

  • Thyroid
  • Epiglottis
  • Diaphragm
  • Pharynx

  • 5. 
    What are the tiny air sacks at the ends of the bronchi called?

  • Linguine
  • Ravioli
  • Fettuccine
  • Alveoli

  • 6. 
    Where is oxygen stored in our bodies?

  • Red Blood Cells
  • Brain
  • Diaphragm
  • White Blood Cells

  • 7. 
    Which of the following substances do we breathe out?

  • Water
  • Nitrogen
  • Hydrogen
  • Carbon Dioxide

  • 8. 
    True or False: Our nose helps cool down air prior to getting to our lungs.

  • FALSE
  • TRUE

  • 9. 
    What happens when we exercise?

  • Our lungs will try to breathe harder and faster to get more oxygen
  • We use up all the carbon dioxide in our red blood cells
  • Our hearts pump slower to conserve oxygen
  • It feels easier to breathe because we are getting stronger

  • 10. 
    True or False: We couldn't talk without air.

  • FALSE
  • TRUE
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