Immune System (non-specific defense/innate)

Which cell will "eat" pathogens?

• helper T cell

• B cell

• macrophage

• cytotoxic T cell

Which is the most important thing used in the first line of defense?

• macrophage

• fever

• skin

• antigens

Which barrier is NOT a part of the Innate Immune System?

• Biological Barrier

• Genetic Barrier

• Mechanical Barrier

• Chemical Barrier

Which Immunity is involved with remembering specific pathogens?

• Innate Immunity

• Adaptive Immunity

What does a mechanical barrier do?

• Destroy pathogens on outer surface of the body

• Living organisms that help protect the body

• Releases mucus that traps pathogens

What is the difference between Adaptive Immunity and Innate Immunity?

• Innate is non specific and Adaptive is specific

• Innate has several barriers

• Innate uses several lymphocytes while Adaptive uses 2 types

• All of the above

What do chemical barriers include?

• Tears, breast milk, sweat, saliva, stomach acid

• Tears, breast milk, sweat, stomach acid, and feces

• Tears and urine

• Hair, breast milk, sweat, saliva, stomach acid

What role do mucus and stomach acid have in common?

• Acting as barriers to pathogens

• Stopping particles from being transmitted further into your body

• Fighting off and/or trapping bacteria to prevent infections

Which are considered pathogens?

• Bacteria

• Viruses

• Fungi

• All of the above

What is the role of the immune system?

• To pump blood throughout the body

• To protect the body from disease-causing agents

• To contain disease-causing organisms to a single area of the body