AQA B3 Vaccination

What do vaccinations stimulate white blood cells to produce?

• Antigens

• Pathogens

• Antibodies

• Enzymes

What is the purpose of injecting dead or inactive pathogens in vaccinations?

• To cause illness

• To produce antigens

• To produce antibodies

• To weaken the immune system

Which diseases are included in the MMR vaccine?

• Polio, smallpox, tetanus

• Measles, mumps, rubella

• Whooping cough, rubella, polio

• Measles, tetanus, smallpox

What happens if live pathogens of the same type appear after vaccination?

• The body ignores them

• The white blood cells rapidly produce antibodies

• The pathogens become stronger

• The body becomes ill

What is one of the pros of vaccination?

• Vaccines always work

• Vaccines are 100% effective

• Vaccines help control communicable diseases

• Vaccines cause epidemics

What is a potential con of vaccination?

• Vaccines always provide immunity

• Vaccines can cause bad reactions

• Vaccines are always effective

• Vaccines are never necessary

What is the main benefit of vaccination?

• It causes illness

• It prevents future infections

• It weakens the immune system

• It is unnecessary

What is the role of antigens in vaccination?

• To cause disease

• To stimulate antibody production

• To weaken the immune system

• To destroy white blood cells

What happens to pathogens in a vaccine?

• They are strengthened

• They are dead or inactive

• They multiply

• They cause illness

What is the effect of a large percentage of vaccinated people on disease spread?

• Increases spread

• Decreases spread

• No effect

• Causes new diseases