Diseases and Immunity

What are carcinogens?

• chemicals that cause cancer

• external factors that mutate DNA

• proteins that fight off viruses

• cell division

Non-Infectious Diseases are caused by....

• DNA

• environment

• antigens

• pathogens

Infectious Diseases are.....

• caused by pathogens and ARE contagious

• caused by antigens and ARE contagious

• caused by pathogens and are NOT contagious

• caused by antigens and are NOT contagious

Hemophilia and cancer are categorized as....

• Non-Infectious Diseases

• Infectious Diseases

• Contagious Diseases

• Parasitic Diseases

Which one of parts of the immune system are an external defense?

• Skin

• Antibodies

• Fever

• Inflammation

During allergies, the body over-reacts and responds with....

• histamines

• carcinogens

• pathogens

• antibodies

Which one of parts of the immune system are an internal defense?

• Hair

• Inflammation

• Mucus

• Saliva

Which white blood cell destroys pathogens by using endocytosis to swallow them?

• Macophage

• Helper T Cell

• Killer T Cell

• B Cell

Which white blood cell attacks and kills infected body cells?

• Macophage

• Helper T Cell

• Killer T Cell

• B Cell

Which white blood cell signals and communicates to other cells, but doesn't attack?

• Macophage

• Helper T Cell

• Killer T Cell

• B Cell