Respiratory System Quiz

11 Questions
Respiratory System Quiz

Take this multiple choice quiz on the human respiratory system and share with friends too.

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Questions and Answers
  • 1. 
    Which of these is the job of the respiratory system?
    • A. 

      Holding up the body and giving it support and shape.

    • B. 

      Gas exchange between the external environment and the body's circulatory system.

    • C. 

      Breaking down food for it to be used by the body.

  • 2. 
    The two major organs of the respiratory system where the gas exchange takes place and carbon dioxide is given off and oxygen taken in.  
    • A. 

      Kidneys

    • B. 

      Lungs

    • C. 

      Intestines

  • 3. 
    Small air sacs in the lungs where many capillaries exchange carbon dioxide for oxygen taken into the body.  
    • A. 

      Bronchi

    • B. 

      Alveoli

    • C. 

      Trachea

  • 4. 
    The windpipe
    • A. 

      Larynx

    • B. 

      Adenoid

    • C. 

      Trachea

  • 5. 
    Small spaces in the skull thought to regulate the temperature and humidity of the air taken in to the body.   
    • A. 

      Alveoli

    • B. 

      Tonsils

    • C. 

      Sinuses

  • 6. 
    Lymph tissue and lymph nodes that protect the body from infection
    • A. 

      Adenoids and tonsils

    • B. 

      Alveoli and sinuses

    • C. 

      Bronchi and trachea

  • 7. 
    • A. 

      Larynx

    • B. 

      Sinuses

    • C. 

      Pharynx

  • 8. 
    • A. 

      Pharynx

    • B. 

      Trachea

    • C. 

      Larynx

  • 9. 
    A flap over the trachea that keeps out food and anything else that could clog the trachea.
    • A. 

      Epiglottis

    • B. 

      Larynx

    • C. 

      Pharynx

  • 10. 
    These carry air into the lungs.
    • A. 

      Bronchi and bronchiole tubes

    • B. 

      Alveoli

    • C. 

      Sinuses

  • 11. 
    A large muscle that separates the chest cavity from the abdominal cavity and helps with breathing.  
    • A. 

      Larynx

    • B. 

      Trachea

    • C. 

      Diaphragm