chap 11

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nissansarebetter88
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146769
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chap 11
Updated:
2012-04-10 11:57:52
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chap 11
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chap 11
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  1. how does hemoglobin contribute to the function of erythrocytes
    makes up 33 percent of erythrocytes and combines reversibly wth oxygen and plays a vital role in the transportation of oxygen by red blood cells
  2. how is erythrocyte production regulated
    the liver and kidneys release erythropoietin to stimulate the production of rbc's
  3. what are the functions of each type of leukocyte
    • lekocytes decription FUNCTION
    • granulocytes- cytoplasmic granules present

    neutrophilis- nucleus with 3-5 bodys,stains lavander f-PHAGOCYTOSIS

    • eosinophils- nucleus bilobed, stained red
    • F COUNTERACT HISTAMINE RELEASED IN ALLERGIC REACTIONS,PHAGOCYTOSIS

    • basophils- nucleus u shaped or lobed,stained blue F INTENSIFY INFLAMATION IN ALLERGIC REACTIONS
    • agranulocytes cytoplasmic granules absent
    • lymphocytes-little cytoplasm around nucleus slightly larger than rbc's F PRODUCE ANTI-BODYS AND PROVED IMMUNITY

    • monocytes- nucleus u or kidney shaped 2-3 times larger than rbcs F PHAGOCYTOSIS
  4. what are the recognition characteristics of each type of leukoyte
  5. what are the major components of blood plasma
    ALBRUMINS,GLOBULINS,FIBRINOGEN,NONPROTEIN NITROGEN SUBSTANCES,NUTRIENTS,ENZYMES AND HORMONES, ELECTROLYTES, RESPIRATORY GASES
  6. what are the 3 major steps in hemostasis
    VASCULAR SPASM, PLATELET PLUG FORMATION, COAGULATION
  7. how are blood clots formed
    DAMAGED TISSUE RELEASE PROTHROMBIN WHICH CONVERTS TO AN ACTIVE ENZYME THROMBIN. WHICH ALLOWS FIBRIN TO TURN INTO THROMBUS
  8. what determines an individuals ABO blood type
    DETERMINED BY SPECIFIC ANTIGENS LOCATED ON THE PLASMA MEMBRANES OF ERYTHROCYTES
  9. why is blood typing important in transfusions
    so that the incompatable blood does not clump up and block blood vessels and case death
  10. what is the cause of erythoblastosis fetalis
    after the first child the mother may become get rh+ in her blood which will cause a build up of anti-rh antibodys

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