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Flashcards

Lymphatic Tissue

Johanna Putschögl Alemão 43 flashcards

Flashcards do conjunto (43)

  1. 1Hassall’s corpuscles are found in the cortex of the thymus.wrong
  2. 2Many lymphoid nodules are present beneath the stratified squamous epithelium of the palatine tonsiltrue
  3. 3Epithelial reticular cells form a supporting network for developing T-lymphocytes in the cortex of the thymus.true
  4. 4Lymphoid nodules in the spleen are also referred to as Malpighian corpuscles.true
  5. 5B-lymphocytes of the primary lymphoid nodules are small and inactive with a thin rim of cytoplasm.true
  6. 6the lymph node is covered with a capsule containing predominantly type 1 collagentrue
  7. 7lymph node paracortex comprises T-cells, macrophages and dendritic cells.true
  8. 8Splenic cords of Billroth are made up of the reticular tissue, immune cells and blood elementstrue
  9. 9White pulp of the spleen consists of only B-lymphocytes.false
  10. 10Primary lymphoid nodule comprises pale stained germinal centre as a result of B cells activation.false
  11. 11The internal fine stroma of the palatine tonsil consists of reticular cells and reticular fibers containing type III collagen.true
  12. 12Medulla of the lymph node contains also the lymphoid nodules.false
  13. 13The periarteriolar lymphoid sheath (PALS) surrounding the central arteriole in spleen consists of T-lymphocytestrue
  14. 14The internal stroma of the spleen is formed by a loose collagenous connective tissue.false
  15. 15Lymph race flows inside the lymph node through the system of cortical and medullar sinusestrue
  16. 16Secondary lymph nodes are located under the stratified squamous nonkeratinized epithelium inside the palatine tonsil.true
  17. 17Reticuloepithelial cells form the inner stroma of thymus.true
  18. 18T-lymphocytes mature in the spleen.false
  19. 19The cortex of the lymph node contains mainly structures with a predominance of B- lymphocytes - lymph nodestrue
  20. 20Tonsilla palatina is lined with a stratified cylindrical epithelium with cilia and goblet cells.false
  21. 21The lymph node stroma is formed by the reticulum epithelium.false
  22. 22Lymph nodules in all secondary lymphatic organs are also referred to as Malphigi's bodies.false
  23. 23Medullary cords of the lymph node are composed of the reticular epithelium and lymphocytesfalse
  24. 24Medulla of the lymph node consists of sinusoids and cords of Billrothfalse
  25. 25Epithelial reticular cells form a supporting network for developing T-Lymphocytes in the cortex of thymus.true
  26. 26In the wall of the appendix vermiformis, we can observe a significant accumulation of the lymphoid nodules which consist mostly of B-lymphocytes.true
  27. 27Thymus contains many lymphoid nodulefalse
  28. 28Paracortex of lymph node contains high endothelial venules (HEV) and is T-dependent zone.true
  29. 29T-lymphocytes are generally bigger than B-lymphocytes in regions with lymphatic tissue .true
  30. 30Both B and T lymphocytes migrate directly from the bone marrow to the secondary lymphoid organs , where they perform their specific functionsfalse
  31. 31The medulla of thymus appears lighter than cortex using hematoxylin and eosine staining.true
  32. 32The cortex of the lymph node is comprised of lymphoid nodules made up mostly of T- lymphocytesfalse
  33. 33Hassal’s corpuscules are located in the medulla of the thymus.true
  34. 34Lymphoid nodules are found in the appendix , lymph node , spleen and palatine tonsil.true
  35. 35T-lymphocytes and no B lymphocytes are found in the paracortex of a lymph node.true
  36. 36T helper lymphocytes produce interleukins.true
  37. 37B lymphocytes are responsible for humoral immunitytrue
  38. 38Splenic cords of Billroth are a part of the white pulp.false
  39. 39Cords of Billroth are part of red pulp of the spleen.true
  40. 40The marginal zone separates the white pulp from the red pulp of the spleen.true
  41. 41The oral surface of the palatine tonsil is covered by fibrous capsule.false
  42. 42Epithelial surface of the palatine tonsil is composed of the pseudostratified columnar epithelium. (stratified squamous nonkeratinized)false
  43. 43Internal fine stroma of the lymph node is formed by both reticular cells and reticular fibers.true

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FlashCards sobre Lymphatic Tissue, criado por Johanna Putschögl em 26-10-2021.
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