KIN 2500 Lecture Notes - Lecture 21: Hematocrit, Polycythemia, Thrombocytopenia
9 Nov 2015
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Leave capillaries into interstitial fluid; slow inflammation that basophils cause; slow down allergic reactions; are phagocytic: basophils: release heparin (blood thinner), histamine, and serotonin (sleeping aid) in allergic reactions that intensify overall inflammatory response; coumadin (oral blood thinner) 2 types: lymphocytes: continually move among the lymphoid tissues, lymph, and blood; produce three types of cells, b cells: develop into plasma cells; destroy bacteria and then turn into plasma cells that produce antibodies, t cells: attack certain types of fungus and bacteria, some cancer cells; attach transplanted organs; (chemotherapy is done in sections to give t cells time to build back up, natural killer cells: attack microbes and some tumors; destroy invaders of our system by direct act on the invaders, monocytes: differentiate into wandering macrophages then performs phagocytosis; enlarge and differentiate; get to site of infection slower but in greater numbers; destroys microbes by cleaning up dead tissue around the site; lifespan can be from weeks to years.
