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Physiology

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Blood

Question
24 out of 42
 

Immune complexes are removed from blood by;



A B cell
B Basophil

C Plasma cell
D Kupffer cell

Ans. D Kupffer cell
  1. Monocytes-macrophages

a. Tissues macrophages arise by migration of monocytes from the circulation.

b. Common locations of tissue macrophages - are lymph node, spleen, BM, perivascular connective tissue, serous cavities such as peritoneum, pleura, skin connective tissue, lung (Alveolar macrophages), Liver (kupffer cells) bone (osteoclast), CNS (microglia) and synovium (type A lining cell)

c. Monocytes - macrophages mediate effector functions such as destruction of antibody­ coated bacteria, tumor cells, or even normal hematopietic cells in certain types of antoimmune cytopenias.

  1. B-cells

a. Mediate humoral immunity

b. B-cells differentiate into plasma cells and memory B cells. Plasma cells secretes immunoglobulin

  1. Basophils release histamine

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