Patho Quiz 4

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1) Which of the following would result from a reduced number of erythrocytes in the blood? Decreased hematocrit 2) What term is used to describe a deficit of all types of blood cells? Pancytopenia 3 ... ) Capillary walls consist of: a single endothelial layer 4) Individuals with type O blood are considered to be universal donors because their blood: Lacks A and B antigens 5) What are the two circulations that comprise the overall circulatory system? Pulmonary and systemic circulations 6) Which of the following best describes the characteristic erythrocyte associated with pernicious anemia? Megaloblastic or macrocytic nucleated cells 7) What causes numbness and tingling in the fingers of individuals with untreated pernicious anemia? vitamin B12 deficit causing peripheral nerve demyelination 8) Jaundice is one typical sign of: sickle cell anemia 9) What is the cause of oral ulcerations and delayed healing occurring with any severe anemia? deficit of oxygen for epithelial cell mitosis 10) Which of the following is present with pernicious anemia? hypochlorhydria 11) Why do abnormally low hemoglobin values develop with pernicious anemia? Shorter lifespan of erythrocytes 12) What are the common early signs of aplastic anemia? Excessive bleeding and recurrent infections 13) Why do vascular occlusions and infarcts occur frequently with sickle cell anemia? Erythrocytes change shape of when hypoxia occurs [Show More]

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