232 THE LYMPHATIC SYSTEM 



QUESTIONS 



1. What structures are included under the lymphatic system? 



2. How does the lymph reach the lymphatic vessels? 



3. Where are lymph spaces found in the tissues of the body? 



4. Where are the superficial set of lymphatic vessels located? 

 Deep set? 



5. In which layer of a mucous membrane are the lymphatic 

 vessels usually found? 



6. Into what structure does the lymphatic vessel drain? 



7. Name the coats of a lymphatic vessel. 



8. Do lymph vessels possess valves? 



9. Describe a lymph node or gland. 



10. What are afferent, efferent lymphatic vessels? 



11. Where are lymph glands usually found? 



12. What is the function of a lymph capillary? 



13. What is the relation and function of blood capillaries to the 

 lymph capillaries? 



14. Give the composition of lymph. 



15. How is lymph produced generally? 



16. Is lymph a necessary fluid as regards the nourishment of the 

 tissues? 



17. What is the function of the thoracic ducts? 



18. Where is the receptaculum chyli located? 



19. What portions of the body are drained of lymph by the right 

 thoracic duct? The left or common? 



20. Into which vein does the right thoracic duct empty? The 

 common duct? 



