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Fever is seldom beneficial because it speeds up the cellular metabolic rate and will not allow antigen-antibody reactions to occur.
Which of the following statements regarding NK cells is a false or incorrect statement?
NK cells are a type of neutrophil.
The mechanism of the "lethal hit" of cytotoxic T cells and NK cells involves a protein called perforin.
B cells respond to the initial antigen challenge by ________.
producing progeny cells that include plasma cells and memory cells
Which of the following statements is incorrect or false?
Class II MHC molecules appear only on the surface of antigen-presenting cells, thymic cells, and T cells that have been activated by exposure to antigens.
Which of the following would be classified as a delayed hypersensitivity reaction?
allergic contact dermatitis
Small molecules that bind with self-proteins to produce antigenic substances are called ________.
A given pathogen will provoke either a cell-mediated response or an antibody-mediated response but not both.
Select the correct statement about immunodeficiency.
The causative agent in acquired immune deficiency syndrome (AIDS) is a virus that recognizes CD4 proteins.
Complement proteins and antibodies coat a microorganism and provide binding sites, enabling macrophages and neutrophils to phagocytize the organism. This phenomenon is termed ________.
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