Respiratory System Multiple Choice Questions And Answers

20 Questions | Total Attempts: 18291

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Respiratory System Multiple Choice Questions And Answers - Quiz

Take up this "Respiratory system multiple choice questions and answers" quiz in order to find out just how much you know about this amazing system that helps us breathe. The respiratory system is a complex system with many parts that are crucial in the proper functioning of the human body as well as its well-being. Remember to have fun while taking the quiz and share it with all your friends so that they can take the test to see how well they know the human body's respiratory system as well! Good luck!


Questions and Answers
  • 1. 
    Your body couldn't breathe without this system.Which one is it?
    • A. 

      It is the Perspiration system.

    • B. 

      It is the Respiratory system.

    • C. 

      It is the Photosynthsis

    • D. 

      It is the Urinary system.

  • 2. 
    The Respiratory system is made up of trachea, the lungs, and the ______________. 
    • A. 

      Liver.

    • B. 

      Diaphragm.

    • C. 

      Esophagus.

    • D. 

      Pancreas.

  • 3. 
    When you breath in  air, you bring oxygen into your lungs and blow out_________________.
    • A. 

      Carbon dioxide.

    • B. 

      Carbon monoxide.

    • C. 

      Oxygen.

    • D. 

      Hydrogen.

  • 4. 
    When you inhale, your lungs _________________.
    • A. 

      Inflate

    • B. 

      Turn purple

    • C. 

      Deflate

    • D. 

      Disappear.

  • 5. 
    What is the name of the tiny air sacs in the lungs?
    • A. 

      The name of the tiny air sacs in the lungs is called Bronchioles.

    • B. 

      The name of the tiny air sacs in the lungs is called Ravioli.

    • C. 

      The name of the tiny air sacs in the lungs is called Alveoli.

    • D. 

      The name of the tiny air sacs in the lungs is called Bronx.

  • 6. 
    _________________ is not good for lungs.
    • A. 

      Exercising

    • B. 

      Singing

    • C. 

      Smoking

    • D. 

      Yelling

  • 7. 
    The trachea is also called the ________________.
    • A. 

      Lungs.

    • B. 

      Diaphragm.

    • C. 

      Windpipe.

    • D. 

      Bronchus.

  • 8. 
    The tiny hairs that keep mucus and dirt out of your lungsare called _____________.
    • A. 

      Lung hairs.

    • B. 

      Stubble.

    • C. 

      Bronchioles

    • D. 

      Cilia

  • 9. 
    The vioce box is also known as the ______________________.
    • A. 

      Alveoli

    • B. 

      Larynx

    • C. 

      Trachea

    • D. 

      Motormouth

  • 10. 
    As you breathe, this contracts and flattens to give your lungs room to fill up with air ____________________. 
    • A. 

      Laxynx.

    • B. 

      Lung balloon.

    • C. 

      Diaphragm

    • D. 

      Bronchiole

  • 11. 
    What happens when you breathe in?
    • A. 

      When you breathe in your diaphragm expands and your ribcage contracts.

    • B. 

      When you breathe in your diaphragm contracts and your ribcage expands.

    • C. 

      When you breathe in your diaphragm explodes and your ribcage contradicts.

    • D. 

      When you breathe in your diaphragm does not move and your ribcage expands.

  • 12. 
    Air enters your lungs through the _________________.
    • A. 

      Trachea.

    • B. 

      Esophagus.

    • C. 

      Alveoli.

    • D. 

      Laxynx.

  • 13. 
    How many lungs do humans have?
    • A. 

      Humans have four lungs.

    • B. 

      Humans have one lung.

    • C. 

      Humans have three lungs.

    • D. 

      Humans have two lungs.

  • 14. 
    What are bronchial tubes?
    • A. 

      Bronchial tubes are air passages inside your lungs.

    • B. 

      Bronchial tubes are blood vessels inside your body.

    • C. 

      Bronchial tubes are tiny air sacs that deliver oxygen to the blood .

    • D. 

      Bronchial tubes are large air sacs that deliver oxygen to the blood.

  • 15. 
    What muscles allow you to breathe in and out?
    • A. 

      The muscles that allow you to breathe in and out is the nose.

    • B. 

      The muscles that allow you to breathe in and out is the trachea.

    • C. 

      The muscles that allow you to breathe in and out is the tongue.

    • D. 

      The muscles that allow you to breathe in and out is the diaphragm.

  • 16. 
    Which can not be stored by the body?
    • A. 

      Vitamin s can not be stored by the body.

    • B. 

      Energy can not be stored by the body.

    • C. 

      Minerals can not be stored by the body.

    • D. 

      Oxygen can not be stored by the body.

  • 17. 
    When you breathe out, what gas does the body get rid of? 
    • A. 

      When you breathe out your body gets rid of nitrigen gas.

    • B. 

      When you breathe out your body gets rid of carbon dioxide gas.

    • C. 

      When you breathe out your body gets rid of oxygen gas.

    • D. 

      When you breathe out your body gets rid of carbon monoxide gas.

  • 18. 
    What are capillaries?
    • A. 

      Capillaries are tiny lung sacs in your lungs.

    • B. 

      Capillaries are tiny blood vessels in your lungs.

    • C. 

      Capillaries are tiny blood cells in your lungs.

    • D. 

      Capillaries are large blood cells in your lungs.

  • 19. 
    What are alveoli?
    • A. 

      Alveoli are tiny cells.

    • B. 

      Alveoli are large blood vessels.

    • C. 

      Alveoli are tiny blood vessels.

    • D. 

      Alveoli are tiny sacs in the lungs.

  • 20. 
    What disease can be caused by smoking?
    • A. 

      The disease that can be caused by smoking is Emphysema.

    • B. 

      The disease that can be caused by smoking is Bronchitis.

    • C. 

      The disease that can be caused by smoking is Alveolitis.

    • D. 

      The disease that can be caused by smoking is Diabetes.

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