Class II

Which of the following will not help your immune system?
  1. Playing sports video games
  2. Exercising
  3. Eating healthy food
  4. Regularly washing your hands
The purpose of the immune system is to:
  1. Help germs invade your body
  2. Fight off sickness
  3. Give you diarrhea
  4. Make your nose run
Leukocytes are found in lots of places, including an organ in your belly that filters blood and helps fight infections known as the:
  1. Heart
  2. Spleen
  3. Kidneys
  4. Brain
To be “immune” means what?
  1. That you are infected
  2. That you are bald
  3. That you are more likely to get sick
  4. That you are protected
The four main types of germs are:
  1. Viruses, bacteria, parasites, and fungi
  2. Viruses, parasites, fungi, and phagocytes
  3. Parasites, bacteria, lymphocytes, and fungi
  4. Small, medium, large, and extra large
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