the immune system

Question 1

the immune system destroys _____ and any ____ they produce?

Answer 1

the immune system destroys any pathogens and any toxins they produce

Question 2

the immune system protects in case the same type of _____ invades again?

Answer 2

the immune system protects incase the same type of pathogen invades again

Question 3

what is phagocytosis?

Answer 3

when white blood cells ingest and destroy pathogens so they cannot infect any more cells

Question 4

antibodies are _____ _____ produced by white blood cells?

Answer 4

antibodies are protein molecules produced by white blood cells

Question 5

antibodies ____ to pathogens and pathogens are ____?

Answer 5

antibodies stick to pathogens and pathogens are destroyed

Question 6

antibodies are specific, what is meant by this?

Answer 6

they will only lock onto one type of pathogen, and wont lock on to any other types

Question 7

if someone is infected with the same pathogen again, what do the white blood cells do?

Answer 7

reproduce antibodies rapidly to kill it, making person immune to that pathogen

Question 8

white blood cells produce chemicals called _______?

Answer 8

white blood cells produce chemicals called anti-toxins

Question 9

what do anti-toxins do?

Answer 9

stick to toxins molecules and prevent them from damaging cells