Patho Ch. 9 - Inflammation and Immunity

Immunity to a specific organism can be determined by a. active phase protein count. b. antibody titer. c. erythrocyte sedimentation rate. d. WBC count.

b. antibody titer.

The "classical pathway" for activation of the complement cascade is triggered by a. activation of C3. b. inflammation. c. first recognition of an antigen. d. antigen-antibody complexes.

d. antigen-antibody complexes.

Which clinical finding is most indicative of an acute bacterial infection? a. Increased (band) neutrophils b. Elevated temperature c. Elevated erythrocyte sedimentation rate d. Elevated WBC count

a. Increased (band) neutrophils

Active immunity involves (Select all that apply.) a. injection of preformed human antibodies. b. injection of human immune globulin. c. injection with preformed animal antibodies. d. vaccines with dead or altered organisms. e. active infections.

d. vaccines with dead or altered organisms. e. active infections.

Functions of antibodies include (Select all that apply.) a. antigen agglutination. b. antigen precipitation. c. opsonization. d. phagocytosis. e. complement activation.

a. antigen agglutination. b. antigen precipitation. c. opsonization. e. complement activation.

The primary function of eosinophils is to a. kill parasitic helminths (worms). b. kill bacteria. c. stop viral replication. d. phagocytize fungi.

a. kill parasitic helminths (worms).

Leukocytosis with a "shift to the left" refers to a. elevated segmented neutrophils. b. elevated immature neutrophils. c. decreased monocytes. d. decreased immature neutrophils.

b. elevated immature neutrophils.

Activation of the complement cascade results in (Select all that apply.) a. antibody production. b. inflammation. c. immunosuppression. d. autoimmunity. e. chemotaxis.

b. inflammation. e. chemotaxis.

The mononuclear phagocyte system consists of (Select all that apply.) a. monocytes and tissue macrophages. b. dendritic cells. c. bone marrow stem cells. d. antibody-secreting plasma cells. e. basophils.

a. monocytes and tissue macrophages. b. dendritic cells.

Characteristics of complement include (Select all that apply.) a. stimulating chemotaxis. b. lysing target cells. c. having multiple plasma proteins. d. being synthesized in the bone marrow. e. enhancing phagocytosis.

a. stimulating chemotaxis. b. lysing target cells. c. having multiple plasma proteins. e. enhancing phagocytosis.

Functions of B cells include a. synthesizing antibodies. b. secreting cytokines. c. killing antigen-presenting cells. d. stimulating B cells. e. killing virally infected cells.

a. synthesizing antibodies.

Passive immunity is provided by (Select all that apply.) a. transfer of preformed human antibodies. b. injection of human immune globulin. c. injection with preformed animal antibodies. d. vaccines with dead or altered organisms. e. active infections.

a. transfer of preformed human antibodies. b. injection of human immune globulin. c. injection with preformed animal antibodies.

Functions of T cells include (Select all that apply.) a. synthesizing antibodies. b. secreting cytokines. c. killing antigen-presenting cells. d. stimulating of B cells. e. killing virally infected cells.

b. secreting cytokines. c. killing antigen-presenting cells. d. stimulating of B cells. e. killing virally infected cells.

The spleen is an important defense against infection, because it a. activates the complement cascade. b. initiates inflammation. c. controls phagocytosis. d. filters the blood.

d. filters the blood.

The primary function of kinins is a. phagocytosis of antigens. b. production of antibodies. c. to limit immune reactions. d. vasodilation to enhance inflammation.

d. vasodilation to enhance inflammation.