MMSC433 Exam 1 (100% Correct Answers)

In this disorder, target cells, stomatocytes, burr cells are present, "puddled" hemoglobin, and the MCHC is increased with a decreased osmotic fragility. A. Hereditary Elliptocytosis B. Southeastern Asian Ovalocytosis C. Hereditary Spherocytosis D. Hereditary Xerocytosis correct answers hereditary xerocytosis All of the following are true regarding Erythropoietic Protoporphyria, except: A. ferrocheletase is deficient B. patients exhibit photosensitivity C. inheritance is autosomal dominant D. enzyme deficiency is Uroporphyrinogen III synthase correct answers enzyme deficiency is uroporphyrinogen III synthase All of the following is true regarding folate deficiency, except: A. Hgb is decreased B. white blood cells are increased C. RBC folate is decreased D. neutrophils are hypersegmented correct answers white blood cells are increased All of the following is true regarding Stage 1 of iron deficiency, except: A. serum ferritin levels are normal B. serum ferritin levels are low C. patients are devoid of symptoms of anemia D. RBC development is normal correct answers serum ferritin levels are normal The test that is most useful in differentiating Fanconi's Anemia from other causes of pancytopenia is: A. bone marrow biopsy B. flow cytometric analysis of CD55 C. Ham acidified serum test D. Diepoxybutane-induced chromosome breakage correct answers diepoxybutane-induced chromosome breakage