question archive What is the difference between T-cells and B-cells? 13
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What is the difference between T-cells and B-cells? 13. Explain what happens when an antibody reacts with an antigen. 14. Why do lymphatic vessels contain valves? 15. Lymph nodes contain large amounts of and 16. What is the difference between lymphocytes and macrophages? 17. Why is HIV so deadly? Figure 40.1 Label the diagram by placing the correct numbers in the spaces provided Axillary lymph nodes Cervical lymph nodes Thoracic duct Inguinal lymph nodes 5 Brachiocephalic. Jugular vein vein Lymphatic vessels Right lymphatic duct (collecting duct) Intercostal trunk Intestinal Subclavian vein trunk Cisterna chyli Thoracic duct (collecting duct) Lumbar trunk 2-