2. a type of bone marrow cancer Sichle Cell Qremia genetic defect that causes hemoglobin to become sharp/spiky 3. maeracytich hypachromie 4. lack of vitamin B12 5. a tapeworm infestation in the body - 6. a bleeding ulcer 20. Provide the normal, or at least "desirable," range for plasma cholesterol concentration. mg/100 ml 21. Plasmapheresis is a procedure in which blood is removed, its plasma is separated from the formed elements, and the formed elements are returned to the patient or donor. Kidney transplants usually require that the donor and recipient have the same blood type. If plasmapheresis is administered to the patient before and after the transplant surgery, rejection of the kidney is unlikely to occur. Explain why. 22. +Bleeding disorders are usually a result of thrombocytopenia, a deficiency of platelets. Considering the mechanism of hemo- stasis, explain why thrombocytopenia could lead to abnormal bleeding.

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