Human Breathing Quiz

10 Questions | Total Attempts: 1343

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Breathing Quizzes & Trivia

Made by Mrs. R. For her 212 students


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Questions and Answers
  • 1. 
    What is inhalation?
    • A. 

      Breathing in

    • B. 

      Breathing out

    • C. 

      Breathing in and out

  • 2. 
    What is the name of the sheet of muscle that contracts when you breathe in?
    • A. 

      The diagram

    • B. 

      The diastole

    • C. 

      The diaphragm

    • D. 

      The diaphram

  • 3. 
    Why would we breathe faster?
    • A. 

      The brain gets a message through the nervous system that the oxygen level in the blood is too high; then the brain tells the diaphragm to contract more often

    • B. 

      The brain gets a message through the nervous system that the carbon dioxide level in the blood is too high

    • C. 

      The blood tells the lungs to work harder

    • D. 

      The brain gets a message through the nervous system that the carbon dioxide level in the blood is too high; then the brain tells the diaphragm to contract more often

  • 4. 
    When the diagphragm contracts the space in the chest (the chest cavity) ____________, and air gets sucked in.
    • A. 

      Increases

    • B. 

      Decreases

    • C. 

      Stays the same

  • 5. 
    When the diaphragm relaxes, it ____________ back _______
    • A. 

      Pushes down

    • B. 

      Pushes up

    • C. 

      Pulls down

    • D. 

      Pulls up

  • 6. 
    When your diaphragm is relaxed the air gets _________ __________ of your lungs
    • A. 

      Pushed around

    • B. 

      Pushed out

    • C. 

      Pulled out

  • 7. 
    What is the name of the air sacs inside your lungs? (The thin-walled sacs that are right next to the blood capillaries so that oxygen can pass from the lungs into the bloodstream, and carbon dioxide can pass out of the bloodstream)
    • A. 

      Albeonis

    • B. 

      Abolonis

    • C. 

      Alveoli

  • 8. 
    If someone is choking on a piece of food in their windpipe, it may be possible to clear their windpipe (trachea) by pushing hard on their ____________
    • A. 

      Face to squeeze out the food

    • B. 

      Stomach, right over where their diaphragm is

  • 9. 
    Which is the correct order for breathing in. Air goes...
    • A. 

      In the mouth or nose, down the trachea (windpipe) into the lungs

    • B. 

      In the mouth or nose, down the oesophagus and into the lungs

    • C. 

      In the mouth or nose, down the oesophagus and into the stomach

    • D. 

      Out of the lungs and up the trachea and out the mouth or nose

  • 10. 
    When you ventilate something you
    • A. 

      Get air to the surfaces

    • B. 

      Get air into the surfaces

    • C. 

      Get air to the surfaces and away from them again

    • D. 

      Get air to the blood