MLT 250 Hematology Practice Exam Questions With Complete Solutions

Each of the following samples may be used in hematology except: a. serum from a clot tube b. EDTA whole blood c. Sodium citrate whole blood d. Heparinized capillary blood correct answer: a. serum from a clot tube A 1:200 dilution of a patient's sample was made and 336 red cells were counted in an area of 0.2 mm2. What is the RBC count? a. 1.68 x 1012/L b. 3.36 x 1012/L c. 4.47 x 1012/L d. 6.16 x 1012/L correct answer: b. 3.36 x 1012/L Which one of the following conditions will most likely lead to hypoxia? a. methemoglobinemia b. bacteremia c. acidosis d. high levels of 2,3-BPG correct answer: a. methemoglobinemia Which of the following cells are normally present in a normal blood specimen? a) RBC, PLT, lymphs, neutrophils, blasts and monocytes b) RBC, PLT, lymphs, neutrophils, monocytes, eos, basos, a few bands and a few polychromatopilic RBC c) RBC, PLT, megakaryocytes, promyelocytes, reactive lymphocytes, toxic bands and PMN d) RBC, NRBC, blasts, monos, eos, basos and PMNs correct answer: b) RBC, PLT, lymphs, neutrophils, monocytes, eos, basos, a few bands and a few polychromatopilic RBC