Class II

_________ is not good for your lungs.
  1. Exercising
  2. Singing
  3. Smoking
  4. Yelling
The trachea is also called the:
  1. Lung
  2. Diaphragm
  3. Windpipe
  4. Bronchus
When you inhale, your lungs:
  1. Inflate
  2. Turn purple
  3. Deflate
  4. Do a dance
The voice box is also known as the:
  1. Alveoli
  2. Larynx
  3. Trachea
  4. Motormouth
The tiny hairs that keep mucus and dirt out of your lungs are called:
  1. Lung hairs
  2. Stubble
  3. Bronchioles
  4. Cilia
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