chapter 32

Question 1

first line of defense

Answer 1

mechanical barriers
chemical barriers

Question 2

second line of defense

Answer 2

inflammation response
phagocytosis

Question 3

third line of defense

Answer 3

specific immune response
natural killer cells

Question 4

stem cells-> naive (inactive) B cells-> activated B cells->

Answer 4

plasma cells-> antibodies
memory cells-> plasma cells->antibodies