Practice Lab Practical on Blood
  1. In the above picture:
    1. Identify the white blood cell.
    2. What is its primary function?
    3. This blood cell makes up what % of circulating WBCs?
    4. What connective tissue cell is quite similar to this cell?
    5. What other type of blood cell is visible?
    6. What is its primary function?
    7. How would you describe its shape?
    8. How many membrane bound organelles would you expect this cell to contain?
    9. What protein does this cell contain in abundance?

  2. In the above picture:
    1. Name this WBC.
    2. What % of circulating WBCs does it comprise?
    3. What is an alternative name for this WBC?

  3. In the above picture:
    1. Name this WBC.
    2. What % of circulating WBCs does this cell type comprise?
    3. What types of organisms does this WBC specialize in attacking?

  4. In the above picture:
    1. Name this WBC.
    2. How many granules are visible in the cytoplasm of this cell?
    3. When would you expect the # of these WBCs in the plasma to rise?
    4. What % of circulating WBCs do these cells comprise?

  5. In the above picture:
    1. Name the indicated cell.
    2. What % of circulating WBCs does this cell type comprise?
    3. What are the 2 types of this WBC?

  6. In the above picture:
    1. Other than erythrocytes, what formed element is present in the slide?
    2. What is its function?

  7. Define positive chemotaxis.

  8. You are given a blood type testing sample. It shows agglutination in the A and B wells.
    1. Identify the blood type.
    2. What antigens does this person contain on their RBCs?
    3. What antibodies does this person contain in their plasma?
    4. To whom could this person donate blood?
    5. From whom could this person receive blood?

  9. You are given a blood type testing sample. It shows agglutination in the Rh well only.
    1. Identify the blood type.
    2. What antigens does this person contain on their RBCs?
    3. What antibodies does this person contain in their plasma?
    4. To whom could this person donate blood?
    5. From whom could this person receive blood?

  10. What blood type is the universal donor and why?

  11. What blood type is the universal recipient and why?

  12. If an A+ mother gave birth to a baby who is A-, would the mom's second child be in danger from erythroblastosis fetalis?

  13. In the above picture:
    1. Name the yellowish substance.
    2. Name 3 solutes that would be dissolved in this substance.
    3. Name the cell type predominant in the red substance.
    4. What would be found btwn the 2 substances in the previous questions?

  14. Suppose that you have a hematocrit tube and you take the following measurements:
    • Length of contained liquid = 10mm
    • Length of packed red blood cells = 3.8mm
    1. What is the hematocrit?
    2. Can you definitively say whether the individual that provided the blood sample is male or female?

  15. What could be indicated by a lower than normal hematocrit?
    1. How would this condition affect the ability of the gastrocnemius to sustain a contraction?

  16. What could be indicated by a greater than normal hematocrit?
    1. How would this affect blood viscosity?

  17. Suppose you were given the following data from a Mr. Ztlohmi's blood sample.
    • Eosinophils - 28
    • Lymphocytes - 56
    • Neutrophils - 110
    • Basophils - 1
    • Monocytes - 5
    1. What percentage of his WBCs are eosinophils?
    2. What percentage of his WBCs are lymphocytes?
    3. What percentage of his WBCs are neutrophils?
    4. What percentage of his WBCs are basophils?
    5. What percentage of his WBCs are monocytes?
    6. What conclusion can be drawn from these percentages?

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