MCQ On Respiratory System: Quiz!

10 Questions | Total Attempts: 186

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Respiratory System Quizzes & Trivia

Questions and Answers
  • 1. 
    When you breathe, your respiratory system is bringing your body.
    • A. 

      Carbon dioxide and removing oxygen

    • B. 

      Glucose and removing energy

    • C. 

      Oxygen and removing carbon dioxide

    • D. 

      Energy and removing glucose

  • 2. 
    When you inhale, what path does air follow?
    • A. 

      Mouth, alveoli, bronchial tubes, throat

    • B. 

      Alveoli, bronchial tubes, throat, mouth

    • C. 

      Throat, mouth, alveoli, bronchial tubes

    • D. 

      Mouth, throat, bronchial tubes. aveoli

  • 3. 
    What are muscle contracts causing your thoracic cavity to expand?
    • A. 

      Trachea

    • B. 

      Diaphragm

    • C. 

      Ribs

    • D. 

      Lungs

  • 4. 
    The epiglottis
    • A. 

      Keeps food from entering the trachea

    • B. 

      Keeps food from entering the esophagus

    • C. 

      Keeps food from entering the mouth

    • D. 

      Keeps air from entering the trachea

  • 5. 
    In addition to breathing, 2 other functions of the respiratory system are:
    • A. 

      Speaking, singing

    • B. 

      Crying, bending

    • C. 

      Speaking, sitting

  • 6. 
    The process of respiration allows the body to obtain:
    • A. 

      Food

    • B. 

      Sunlight

    • C. 

      Oxygen

    • D. 

      Glucose

  • 7. 
    Where in the lungs are oxygen and carbon dioxide exchanged?
    • A. 

      Bronchi

    • B. 

      Bronchial tubes

    • C. 

      Alveoli

    • D. 

      Trachea

  • 8. 
    What three-body systems are involved in cellular respiration? 
    • A. 

      Digestive, respiratory, nervous

    • B. 

      Digestive, circulatory, nervous

    • C. 

      Digestive, respiratory, circulatory

  • 9. 
    When you inhale the diaphragm:
    • A. 

      Contracts and pushes upward

    • B. 

      Relaxes and pushes upward

    • C. 

      Contracts and pulls downward

    • D. 

      Relaxes and pulls downward

  • 10. 
    Hiccups are caused by:
    • A. 

      An irritation of the trachea

    • B. 

      An irritation of the lungs

    • C. 

      An irritation of the diaphragm

    • D. 

      We don't know what causes them