Protecting the mucous surface from colonization and invasion by pathogens is crucial. Which one is correct?

Question

Answer

Langerhans cells are the APCs responsible for capturing antigens in the lamina propria

Answer

Mucous produced by Goblet cells serves as a physical barrier against bacteria

Answer

M cells are only responsible for producing mucous

Answer

Physical barriers are the lineup of neutrophils

Answer

Only T follicular helper cells are abundant in the mucosa and lamina propria

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