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Dr. Kippss Hem Practice Questions:1. Deficiency of vitamin B12 can develop as a result of:

a) surgical removal of the stomach

b) long treatment with anticonvulsants

c) increased cell turnover, e.g. pregnancy and chronic hemolysis

d) diet deficient in fresh fruits and vegetables

e) the acute effects of excessive alcohol ingestion

2. Patients heterozygous for Hgb C commonly have:

a) frequent episodes of vaso-occlusive crises

b) microcytic anemia

c) a high reticulocyte index

d) increased numbers of target cells on a Wright stained blood smear

e) pigmented gallstones

3. A 24 year old African-American male with Hgb SS and life-long anemia is admitted because of recurrent vaso-occlusive crises. What findings on his CBC and blood smear would NOT be considered likely on his admission:

a) neutrophilia

b) sickled red blood cells

c) Howel Jolly bodies

d) target cells

e) bite cells

4. The red cell distribution width (RDW)

a) is generally higher for RBC of patients with iron deficiency anemia than that for RBC of patients with thalassemia minor

b) is typically low in cases of pernicious anemia

c) cannot be qualitatively assessed by evaluation of a Wright stained blood smear

d) is measured directly by the cell counting instrument

e) is typically low in microcytic anemia

The correct answers to these questions are: 1) a; 2) d; 3) e;4) a.