INFECTION AND RESPONSE - Vaccination

Question 1

What Does Vaccination Involve?

Answer 1

Small quantities of dead or inactive forms of a pathogen are injected into the body

Question 2

What Happens If The Same Pathogen Re-Enters The Body?

Answer 2

White blood cells respond more quickly to produce the correct antibodies. This quick response prevents the person from getting ill and is called immunity

Question 3

Process Of Vaccination

Answer 3

Weakened/Dead strain of the microorganism is injected. Antigens on the modified microorganisms surface cause the white blood cells to produce specific antibodies. The white blood cells that are capable of quickly producing the specific antibody remain in the bloodstream