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Chapter 20 - Human Anatomy and Physiology - The Lymphatic System and Lymphoid Organs and Tissues - key terms Test

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5 Written Questions

5 Matching Questions

  1. Thoracic Duct
  2. Tonsillar Crypts
  3. Lymph Nodes
  4. Afferent Lymphatic Vessels
  5. Lymphatic Collecting Vessels
  1. a Vessels that bring lymph draining from connective tissue into a lymph node en route to the blood.
  2. b portion of tonsils that trap and destroy bacteria and particulate matter.
  3. c These receive lymph from lymphatic capillaries, contain more valves than veins, superficial and deep, pass through lymph nodes where it is monitored and cleared of pathogens and cancer cells
  4. d These form parts of the lymphatic organs and tissues. (example: Spleen, Thymus, Tonsils)
  5. e the major duct of the lymphatic system

5 Multiple Choice Questions

  1. a condition in which the limbs become extremely swollen and the skin hardens and thickens, happens when a large amount of filarial worms block lymphatic vessels
  2. An important component of the immune system, mainly because 1) houses and provides a proliferation site for lymphocytes and 2) furnishes an ideal surveillence vantage point for lymphocytes and macrophages.
  3. swelling (usually in the legs) caused by lymph accumulating in the tissues
  4. Vessels leaving the lymph node
  5. a large dark-red oval organ on the left side of the body between the stomach and the diaphragm

5 True/False Questions

  1. Lymphoid OrgansLymph nodes, spleen, and thymus gland are examples of what?


  2. Tubal TonsilsThese are a pair of lymphoid organs which lie just behind the openings of the pharyngotympanic tubes into the pharynx; they 'are hidden'


  3. MacrophagesFound within the lymph nodes, they are phagocytes that destroy bacteria, cancer cells, and other foreign matter in the lymphatic stream.


  4. Subcapsular Sinusregion within lymph node immediately deep to capsule, contains relatively sparse lymphocytes, allows lymph to flow freely through it


  5. Lymphangiographychronic abnormal enlargement of the lymph nodes (usually associated with disease)


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