Vaccinations

Question 1

history

Answer 1

1022, buddhist blew scabs into noses, 1796 Edward Jenner inoculates boy with cow pox scabs

Question 2

vaccine

Answer 2

dead/ weakened pathogens, stimulating lymphocytes’ production of antibodies when introduced to the blood stream

Question 3

second time a pathogen is introduced to blood stream. . .

Answer 3

high amount of the correct antibody produced