How does the immune system detect pathogens?

What are the two types of cells in the immune system?

What do phagocytes do?

What are the two types of phagocytes?

What do neutrophils do?

What do macrophages do?

Where are phagocytes and lymphocytes produced?

What do opsonins do?

What do lymphocytes do?

What are the two types of lymphocytes?

What do T lymphocytes do?

What happens when the T lymphocyte finds a complimentary receptor?

What are the four types of T lymphocyte cell?

What do T helper cells do?

What do T killer cells do?

What do T memory cells do?

What do T regulator cells do?

What do B lymphocytes do?

What happens when a b lymphocyte finds a complimentary antigen?

What is a plasma cell?