Lymphatic system Flashcards
Name the three types of lymphatic cells
Tcells, b cells and NKcells
Where are b cells produced
Bone marrow
Where are t cells produced
Thymus
What is in the stroma
reticular and collagen fibres, reticulare cells ( thymus, lymphnodes spleen) and fixed macrophages and fibroblasts
What free cells are in the lymph
Lymphocytes, Free macrophages, plasma cells , granulocytes, antigen presenting cells
Name the 4 structures of the lymphoid tissues
Nodules, nodes, spleen, and thymus
List the hierarchy of the lymphatic system
venous system, including portal system/ liver
lymphatic capillaries
lymphatic vessels and valves
lymphatic ducts and drainage
What is the function of the spleen?
Exposure of blood antigens to lymphocytes, phagocytosis, lymphocytopoicsis, storage of rbc and platlets and potential for the hematopietic reserved cells
Red pulp
flows through splenic artery, trabecular artery and central artery, sinusoids and returns to the venus return splenic vein
White pulp
contains t and b lymphocytes
Bcells and nk cells are made for…
Antibody mediated immunity and immunnicological surveilence
Mature t cells are for…
Cell mediated immunity
