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A Patient Has a Type IV Hypersensitivity (Delayed-Type Hypersensitivity) Response

Question 4

Multiple Choice

A patient has a Type IV hypersensitivity (delayed-type hypersensitivity) response to an infection. The nurse understands that which two types of cells are necessary for this response?


A) Antigen-presenting cells and mast cells
B) Cytolytic T lymphocytes and target cells
C) Immunoglobulin cells and dendritic cells
D) Infected macrophages and CD4 helper T cells

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