Chapter 20 - The Lymphatic System and Lymphoid Organs and Tissues

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1 Chapter 20 - The Lymphatic System and Lymphoid Organs and Tissues Introduction Lymphoid Cells and Tissues Lymph Nodes Structure of Other Lymph Organs Function of Other Lymphoid Tissue $100 $200 $300 $400 $500 $100 $100 $100 $100 $200 $200 $200 $200 $300 $300 $300 $300 $400 $400 $400 $400 $500 $500 $500 $500 FINAL ROUND

2 Introduction: $100 Question Once fluid enters the lymphatic system it is called. a. tissue fluid b. blood c. lymph d. plasma ANSWER

3 Introduction: $100 Answer Once fluid enters the lymphatic system it is called. a. tissue fluid b. blood c. lymph d. plasma

4 Introduction: $200 Question The thoracic duct receives lymph from. a. the upper left body b. the upper right body c. the lower body d. both a and c ANSWER

5 Introduction: $200 Answer The thoracic duct receives lymph from. a. the upper left body b. the upper right body c. the lower body d. both a and c

6 Introduction: $300 Question Fluid enters the lymphatic system directly from the. a. blood capillaries b. interstitial space c. lymph-collecting ducts d. lymphatic trunks ANSWER

7 Introduction: $300 Answer Fluid enters the lymphatic system directly from the. a. blood capillaries b. interstitial space c. lymph-collecting ducts d. lymphatic trunks

8 Introduction: $400 Question Lymphatic capillaries are absent from: a. the central nervous system. b. bones. c. teeth. d. all of the above. ANSWER

9 Introduction: $400 Answer Lymphatic capillaries are absent from: a. the central nervous system. b. bones. c. teeth. d. all of the above.

10 Introduction: $500 Question These highly specialized lymph capillaries are found in the intestinal mucosa. a. Cisternae chyli b. Lacteals c. Peyer s patches d. Thoracic ducts ANSWER

11 Introduction: $500 Answer These highly specialized lymph capillaries are found in the intestinal mucosa. a. Cisternae chyli b. Lacteals c. Peyer s patches d. Thoracic ducts

12 Lymphoid Cells and Tissues: $100 Question These cells produce the fiber stroma of the lymph organs. a. Macrophages b. Dendritic cells c. Reticular cells d. Plasma cells ANSWER

13 Lymphoid Cells and Tissues: $100 Answer These cells produce the fiber stroma of the lymph organs. a. Macrophages b. Dendritic cells c. Reticular cells d. Plasma cells

14 Lymphoid Cells and Tissues: $200 Question Isolated areas of lymphoid follicles found in the intestinal mucosa are called. a. lacteals b. Peyer s patches c. germinal centers d. Brunner s glands ANSWER

15 Lymphoid Cells and Tissues: $200 Answer Isolated areas of lymphoid follicles found in the intestinal mucosa are called. a. lacteals b. Peyer s patches c. germinal centers d. Brunner s glands

16 Lymphoid Cells and Tissues: $300 Question These cells are able to produce antibodies. a. T lymphocytes b. Plasma cells c. Macrophages d. Dendritic cells ANSWER

17 Lymphoid Cells and Tissues: $300 Answer These cells are able to produce antibodies. a. T lymphocytes b. Plasma cells c. Macrophages d. Dendritic cells

18 Lymphoid Cells and Tissues: $400 Question These cells populate the germinal centers of lymphoid follicles. a. T lymphocyes b. B lymphocytes c. Reticular cells d. Macrophages ANSWER

19 Lymphoid Cells and Tissues: $400 Answer These cells populate the germinal centers of lymphoid follicles. a. T lymphocyes b. B lymphocytes c. Reticular cells d. Macrophages

20 Lymphoid Cells and Tissues: $500 Question All of the following statements are true of most lymph tissues except: a. they house lymphocytes and macrophages. b. they are largely composed of reticular connective tissue. c. they are the site of lymphocyte proliferation. d. the B lymphocytes are able to secrete antigens into the blood. ANSWER

21 Lymphoid Cells and Tissues: $500 Answer All of the following statements are true of most lymph tissues except: a. they house lymphocytes and macrophages. b. they are largely composed of reticular connective tissue. c. they are the site of lymphocyte proliferation. d. the B lymphocytes are able to secrete antigens into the blood.

22 Lymph Nodes: $100 Question These connective tissue strands divide lymph nodes into compartments. a. Capsule b. Cisternae c. Trabeculae d. Valves ANSWER

23 Lymph Nodes: $100 Answer These connective tissue strands divide lymph nodes into compartments. a. Capsule b. Cisternae c. Trabeculae d. Valves

24 Lymph Nodes: $200 Question Large clusters of lymph nodes are found near the body surface in all of the following areas except the: a. axillary region. b. popliteal region. c. inguinal region. d. cervical region. ANSWER

25 Lymph Nodes: $200 Answer Large clusters of lymph nodes are found near the body surface in all of the following areas except the: a. axillary region. b. popliteal region. c. inguinal region. d. cervical region.

26 Lymph Nodes: $300 Question Plasma cells are concentrated in which portion of the lymph node? a. Cortex b. Sinuses c. Medulla d. Capsule ANSWER

27 Lymph Nodes: $300 Answer Plasma cells are concentrated in which portion of the lymph node? a. Cortex b. Sinuses c. Medulla d. Capsule

28 Lymph Nodes: $400 Question Which cell type in the lymph node has an active role in filtering the lymph? a. T cells b. B cells c. Macrophages d. Reticular cells ANSWER

29 Lymph Nodes: $400 Answer Which cell in the lymph node has an active role in filtering the lymph? a. T cells b. B cells c. Macrophages d. Reticular cells

30 Lymph Nodes: $500 Question Which cells of the lymph node perform a surveillance role? a. T cells b. B cells c. Macrophages d. Reticular cells ANSWER

31 Lymph Nodes: $500 Answer Which cells of the lymph node perform a surveillance role? a. T cells b. B cells c. Macrophages d. Reticular cells

32 Structure of Other Lymph Organs: $100 Question The largest lymph organ in the human body is the. a. liver b. spleen c. thymus d. intestine ANSWER

33 Structure of Other Lymph Organs: $100 Answer The largest lymph organ in the human body is the. a. liver b. spleen c. thymus d. intestine

34 Structure of Other Lymph Organs: $200 Question This organ s stroma is composed of hormone-secreting epithelial cells. a. Liver b. Spleen c. Appendix d. Thymus ANSWER

35 Structure of Other Lymph Organs: $200 Answer This organ s stroma is composed of hormone-secreting epithelial cells. a. Liver b. Spleen c. Appendix d. Thymus

36 Structure of Other Lymph Organs: $300 Question This is the simplest of the lymphoid organs. a. Spleen b. Thymus c. Appendix d. Tonsil ANSWER

37 Structure of Other Lymph Organs: $300 Answer This is the simplest of the lymphoid organs. a. Spleen b. Thymus c. Appendix d. Tonsil

38 Structure of Other Lymph Organs: $400 Question Macrophages would most likely be found in this portion of the spleen. a. Splenic cords b. White pulp c. Brown pulp d. Hassall s corpuscles ANSWER

39 Structure of Other Lymph Organs: $400 Answer Macrophages would most likely be found in this portion of the spleen. a. Splenic cords b. White pulp c. Brown pulp d. Hassall s corpuscles

40 Structure of Other Lymph Organs: $500 Question Blind-ended crypts are found in the. a. spleen b. thymus c. tonsils d. appendix ANSWER

41 Structure of Other Lymph Organs: $500 Answer Blind-ended crypts are found in the. a. spleen b. thymus c. tonsils d. appendix

42 Function of Other Lymphoid Tissue: $100 Question All of the following statements are true of the spleen except: a. it stores platelets. b. it produces red blood cells in the fetus. c. it removes debris and foreign matter from the blood. d. it atrophies after puberty. ANSWER

43 Function of Other Lymphoid Tissue: $100 Answer All of the following statements are true of the spleen except: a. it stores platelets. b. it produces red blood cells in the fetus. c. it removes debris and foreign matter from the blood. d. it atrophies after puberty.

44 Function of Other Lymphoid Tissue: $200 Question This organ ensures that the T lymphocytes are immunocompetent. a. Spleen b. Thymus c. Liver d. Thyroid gland ANSWER

45 Function of Other Lymphoid Tissue: $200 Answer This organ ensures that the T lymphocytes are immunocompetent. a. Spleen b. Thymus c. Liver d. Thyroid gland

46 Function of Other Lymphoid Tissue: $300 Question B cells are found in all of the following except: a. spleen. b. thymus. c. tonsil. d. appendix. ANSWER

47 Function of Other Lymphoid Tissue: $300 Answer B cells are found in all of the following except: a. spleen. b. thymus. c. tonsil. d. appendix.

48 Function of Other Lymphoid Tissue: $400 Question The lymphoid organ that does not directly fight antigens is the. a. spleen b. thymus c. tonsil d. appendix ANSWER

49 Function of Other Lymphoid Tissue: $400 Answer The lymphoid organ that does not directly fight antigens is the. a. spleen b. thymus c. tonsil d. appendix

50 Function of Other Lymphoid Tissue: $500 Question Which of the following is a function only of the lymph nodes and not the other lymphoid organs? a. Filter lymph b. Store lymphocytes c. Fight infection d. Generate memory lymphocytes ANSWER

51 Function of Other Lymphoid Tissue: $500 Answer Which of the following is a function only of the lymph nodes and not the other lymphoid organs? a. Filter lymph b. Store lymphocytes c. Fight infection d. Generate memory lymphocytes

52 FINAL ROUND Question MALT would most likely be found here. a. Throat b. CNS c. Dermis d. Peritoneal cavity ANSWER

53 FINAL ROUND Answer MALT would most likely be found here. a. Throat b. CNS c. Dermis d. Peritoneal cavity

The Lymphatic System. Dr. Naim Kittana, PhD

The Lymphatic System. Dr. Naim Kittana, PhD The Lymphatic System Dr. Naim Kittana, PhD 1 Disclosure The material and the illustrations are adopted from the textbook Human Anatomy and Physiology / Ninth edition/ Eliane N. Marieb 2013 Dr. Naim Kittana,