Vaccinations

Question 1

the steps of vaccines

Answer 1

1. includes introducing someone with a dead or inactive form of a pathogen into the body
2. the antigens in the vaccine stimulates your white blood cells into making antibodies. The antibodies destroy the antigens
3. you are immune to future infections by then pathogen. That’s because your body can respond rapidly and make the correct as if you had already had the disease.

Question 2

describe herd immunity

Answer 2

if large pop. is immune, the spread of the pathogen in the pop. is reduced

Question 3

memory cells do what

Answer 3

remember the antibody

Question 4

white blood cells do what

Answer 4

make specific antibodies to destroy pathogens

Question 5

what do antibodies do to pathogens

Answer 5

stick to the pathogens to trigger them to be destroyed