Why Do Lymph Nodes Often Become Swollen During an Infection

question 2

Multiple Choice

Why do lymph nodes often become swollen during an infection?

• A) T cells reproduce in lymph nodes after being exposed to pathogens.
• B) B cells reproduce in lymph nodes after being exposed to pathogens.
• C) Macrophages move to lymph nodes after engulfing pathogens.
• D) Cytotoxic T cells attack pathogens in the lymph nodes, triggering inflammation.
• E) Vasodilation increases blood flow in the lymph nodes.

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