Explain the principle of herd immunity and the risks that unfold when it is not maintained.

Complement proteins function in defense by _______. a. neutralizing toxins b. enhancing resident bacteria c. promoting inflammation d. forming pores that cause pathogens to disintegrate e. both a and b f. both c and d

Match the immunity concepts: __________ inflammation __________ antibody secretion __________ phagocyte __________ immunological memory __________ vaccination __________ allergy a. neutrophil b. plasma cell c. nonspecific response d. purposely causing memory cell production e. basis of secondary immune response f. nonprotective immune response

A potential cause of acquired autoimmunity is _______. a. tissue hypersensitivity b. molecular mimicry c. histamine release d. radiation exposure

The fact that the body does not normally mount an immune response to the molecules in food is an example of _______ . a. secondary immune response b. immunological memory c. immune tolerance d. passive immunity

Which of the following is not a part of innate immunity? a. phagocytic cells e. inflammation b. fever f. complement activation c. histamines g. presenting antigen d. cytokines h. all take part

The Adaptive Immune Response Is a Specific Defense Against Infection Identify the components of cellular immunity, and define their roles in the immune response.

Distinguish between a. neutrophil and macrophage b. cytotoxic T cell and natural killer cell c. effector cell and memory cell d. antigen and antibody

Match the immunity concept with the best description. ___anaphylactic shock a. recognizes antigen ___immune memory b. inadequate immune response ___autoimmunity c general defense mechanism ___inflammation d. immune response against ones own body ___immune deficiency e. secondary response ___antigen receptor f. acute allergic reaction ___antigen processing g. presenting antigen together with MHC markers

The Adaptive Immune Response Is a Specific Defense Against Infection Describe the genetic basis of antibody diversity.