M Histology of Lymphoid Tissue
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Questions and Answers

Which lymphoid organ is responsible for B lymphocytes maturation?

  • Appendix
  • Spleen (correct)
  • Thymus
  • Lymph node

What is the general function of HEVs (high endothelial venules) in the lymphatic system?

  • Maturation of lymphocytes
  • Transporting lymphocytes from blood to lymph nodes (correct)
  • Filtering lymph
  • Producing antibodies

Which lymphoid organ contains Hassall's corpuscles?

  • Spleen
  • Thymus (correct)
  • Tonsil
  • Lymph node

What is the primary function of MALT (mucosa associated lymphoid tissue)?

<p>Protecting mucosal surfaces from pathogens (D)</p> Signup and view all the answers

What is the clinical significance of DiGeorge Syndrome?

<p>Impaired T lymphocyte development (B)</p> Signup and view all the answers

Which site is responsible for the differentiation of immunocompetent T lymphocytes?

<p>Thymus (C)</p> Signup and view all the answers

What is the function of type II epithelioreticular cells in the thymus?

<p>Act as antigen-presenting cells (B)</p> Signup and view all the answers

Where are reticular fibers not present?

<p>Thymus (B)</p> Signup and view all the answers

What structural feature of the thymus helps establish domains called thymic lobules?

<p>Trabeculae (B)</p> Signup and view all the answers

Which part of the thymus contains densely packed T lymphocytes and numerous macrophages?

<p>Cortex (C)</p> Signup and view all the answers

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