NR 507 Week 4 Quiz - Questions & Answers

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The underlying disorder of _____ anemia is defective secretion of intrinsic factor, which is essential for the absorption of vitamin B12. pernicious PA, the most common type of megaloblastic ane... mia, is caused by vitamin B12 deficiency. Symptoms of polycythemia vera are mainly the result of increased blood viscosity. As the disease progresses many of the symptoms are related to the increased blood cellularity and viscosity. In hemolytic anemia, jaundice occurs only when heme destruction exceeds the liver’s ability to conjugate and excrete bilirubin. Jaundice (icterus) is present when heme destruction exceeds the liver’s ability to conjugate and excrete bilirubin. [Show More]

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