Immunology (Lecture 17 & 19)

Question 1

Name 3 secondary lymphoid tissues

Answer 1

1. MALT (mucosa associated lymphoid tissues)
2. Lymph nodes
3. Spleen

Question 2

Talk about how the 3 secondary lymphoid tissue types fight antigens in different locations

Answer 2

1. MALT fight respiratory and gastrointestinal antigens
2. Spleen screens for antigens in the blood and removing aged/defective blood cells
3. Lymph node screens antigen in the lympathic fluid to stop them from reaching the general circulation