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The Respiratory System - Grade3

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  • The nostrils hair is inside our noses in order to filter the air and stops dust, pollen, and other things from entering your lungs.
    True
  • True or Fals: Breathing can help you calm down and boosts your energy
    True
  • TRUE/FALSE: When you take in air, your chest cavity expands.
    True
  • True or False: The action of taking air inside is called (inhaling)
    True
  • What are the major organs of the respiratory system?
    lungs
  • True or False: The air sacs are called Alveoli where the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out.
    True
  • What is the other term for trachea?
    windpipe
  • True or False: The action of taking air into your lungs is called Exhaling.
    False
  • There is a slimy substance on top of the Cilia that stops germs and other particals from entering the lungs, what is it called?
    Mucus
  • The _____ is a tube that connects the mouth and nose to the lungs
    Trachea , Winpipe
  • The right lung has 3 lobes (parts) but the left lung has only 2 because...!
    Because it needs to make space for the heart
  • True or False: The nostrils have hair inside of it so we can comb it and do hairstyles with it.
    False