The final major component of the immune response, complement, accomplishes which of the following things?
a. facilitates vasodilation and increased circulation
b. amplifies immune response and facilitates phagocytosis
c. boosts the production of hemoglobin and oxygen to cells
d. carries white blood cells (WBCs) quickly into areas of infection
B
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A Incorrect. Complement does not facilitate vasodilation and increased circulation.
B Correct. The final major component of the immune response is complement, activated by the onset of the immune response or chemical markers on a pathogen surface. Complement amplifies the immune response and complements antibody activity by facilitating phagocytosis by macrophages or attacking the pathogen's cell membranes.
C Incorrect. Complement does not boost the production of hemoglobin and oxygen to cells.
D Incorrect. Complement does not carry white blood cells (WBCs) quickly into areas of infection.
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