Some examples from this set of practice questions
1.
Describe the field of hematology
Answer: Hematology is the study of blood AND blood disorders. This includes conditions like anemias, leukemias, lymphomas and more.
2.
What is the purpose of a Sysmex CBC Testing instrument?
Answer: The Sysmex CBC Testing instrument provides complete blood counts and histograms that offer a comprehensive view of a patient\'s health.
3.
How do relative and absolute counts differ in the context of WBC analysis?
Answer: Relative counts show the percentage of each WBC type in a 100-cell count, while absolute counts provide the total number of each WBC type in the entire sample.
4.
What is the most abundant WBC type?
Answer: Neutrophils
5.
What should you suspect if there is a drastic increase of eosinophils in a patient sample?
Answer: Parasite infection
6.
How is the absolute count of a specific WBC type calculated from a given WBC count and differential percentages?
Answer: To calculate the absolute count, multiply the WBC count by the percentage of each WBC type. For example, for segmented neutrophils at 40%, it would be WBC count x 0.40.
7.
Describe the role of red blood cells (RBCs) in the body.
Answer: Red blood cells are responsible for carrying oxygen from the lungs to the body\'s tissues and removing carbon dioxide. They play a crucial role in maintaining proper oxygen levels in the body.
8.
Explain the significance of WBC morphology in hematology.
Answer: White blood cell morphology is important for identifying various infections, disorders, and abnormalities in the immune system. Changes in WBC morphology can provide valuable diagnostic information to healthcare professionals.
9.
Define hemoglobin (Hgb)
Answer: Hemoglobin is the protein in RBCs that carries oxygen to tissues and transports carbon dioxide back to the lungs.
10.
What is hematocrit (HCT)?
Answer: HCT is a calculated parameter that represents the percentage of blood volume occupied by red blood cells.
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