Class II

When you inhale, your lungs:
  1. Inflate
  2. Turn purple
  3. Deflate
  4. Do a dance
The trachea is also called the:
  1. Lung
  2. Diaphragm
  3. Windpipe
  4. Bronchus
The respiratory system is made up of the trachea, the lungs, and the:
  1. Liver
  2. Diaphragm
  3. Esophagus
  4. Pancreas
Your body couldn’t breathe without this system. Which one is it?
  1. Perspiration system
  2. Respiratory system
  3. Photosynthesis
  4. Urinary system
_________ is not good for your lungs.
  1. Exercising
  2. Singing
  3. Smoking
  4. Yelling
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