Problem 11
_____________ are killed by cytotoxic T cells. a. Extracellular virus particles in blood b. Virus-infected body cells c. Bacterial cells in tissue fluiddd d. Pollen grains in nasal mucus
Problem 13
Match the immune cell with the best description. $$ \text {dendritic cell} \quad \quad \text {a. large phagocyte} $$ $$ \text {B cell} \quad \quad \text {b. antigen-presenter} $$ $$ \text {helper T cell } \quad \quad \text {c. activates other lymphocytes} $$ $$ \text {macrophage } \quad \quad \text {d. makes antibodies} $$
Problem 14
_______________can kill ailing body cells that lack MHC molecules.
Problem 15
Match the immunity concepts. $$ \text {anaphylactic shock} \quad \quad \text {a. recognizes antigen} $$ $$ \text {immune memory} \quad \quad \text {b. insufficient immune response} $$ $$ \text {autoimmunity } \quad \quad \text {c. general defense mechanism} $$ $$ \text {inflammation } \quad \quad \text {d. immune response against one's own body} $$ $$ \text {immune deficiency} \quad \quad \text {e. secondary response} $$ $$ \text {antigen receptor} \quad \quad \text {f. acute allergic reaction} $$
