Immune System

What body system protects animals against invaders such as bacteria and viruses?

• Immune System
• Integumentary System
• Mammary System
• Respiratory System

Which of the following is a non-specific response?

• Fever
• Red, itchy eyes that may be crusted shut
• Signs that is related to one antigen

What is the first barrier against disease?

• White blood cells
• Red blood cells
• the skin
• leucocytes 

If you are feeling ill and the doctor prescribes you some antibiotics to help you feel better, you are infected with a _______

• Virus
• Bacteria

The chicken pox is spread via contact from person to person. In order to prevent getting the chicken pox, you can get a vaccination. Is chicken pox caused by a virus or a bacterium?

• Bacterium
• Virus

The purpose of the immune system is to:

• Help germs invade your body

• Fight off sickness

• Make your nose run

• Give you diarrhea

Cells that ingest pathogens are

• plasma cells
• phagocytic cells
• helper T cells
• antibodies

Anything that triggers an immune response is a/n

• lymph cell
• antigen
• antibody
• neutrop

What do scientists call bacteria and viruses that can make people sick?  

• diseases
• vaccines
• antibodies
• pathogens

The picture below illustrates one internal part of the body’s immune system. What process is illustrated in the picture?  

• a skin cell destroying germs.
• inflammation near an opened wound
• a white blood cell destroying pathogens
• mucus in the lungs destroying pathogens