The Immune System

What is the function of the Immune System?

• eliminate waste products from the body

• take in oxygen and get rid of carbon dioxide

• transport oxygen and nutrients throughout the body

• defend the body against pathogens

Which part of the blood fights infection?

• Red blood cells

• White blood cells

• Platelets

• Plasma

What is the innate immune system?

• The body's first line of defense against general pathogens

• The body's developed and targeted defense against specific pathogens

What is the adaptive immune system?

• The body's first line of defense against general pathogens

• The body's developed and targeted defense against specific pathogens

What do antibodies do?

• mark pathogens for destruction

• identify pathogens

• eat pathogens

• cause infection

What type of medical treatment introduces a small amount of infection into the body so your immune system can learn how to defend against it?

• Antibiotics

• Vaccine

• Vitamins

• Cough syrup

What is one thing you can do to prevent spreading an infection to another person?