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Sort the lymphoid organs

Exercise and reference answers

Items
  1. Group
    Primary
    Item
    Bone marrow
  2. Group
    Secondary
    Item
    Spleen
  3. Group
    Primary
    Item
    Thymus
  4. Group
    Secondary
    Item
    Lymph nodes
  5. Group
    Secondary
    Item
    Tonsils
  6. Group
    Secondary
    Item
    Peyer's patches
  7. Group
    Secondary
    Item
    Appendix
Groups
  1. Item
    Primary
  2. Item
    Secondary
Instructions
Use the arrow buttons to hop each organ into its lane, primary or secondary.

Explanation

_Source: syllabus Biology, Ch 7 Human Health and Disease_
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