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Questions and Answers
Which method of blood collection is commonly used to obtain capillary blood?
What is the usual site for skin puncture in adults?
Which method of blood collection is essential for tests that require anticoagulation and when a large quantity of blood is needed?
What is the purpose of wiping off the first drop of blood during skin puncture?
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Which method of blood collection is not included in current medical technology practice in the Philippines?
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What can be done to relieve difficulty in obtaining blood during skin puncture?
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Which veins are usually used for obtaining venous blood?
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What are the two methods for performing venipuncture?
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What is the recommended method for the whole blood clotting time technique?
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What is the purpose of a central venous access device (CVAD)?
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What are the two types of CVAD available?
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What is the push-pull method used for in blood collection from CVAD?
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Which of the following is the correct order of draw for evacuated tubes used in a multi-draw collection?
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What is the correct angle of insertion for arterial puncture?
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What is the recommended time to apply pressure on the puncture site after arterial puncture?
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What is the main disadvantage of skin puncture?
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What are the causes of hematoma?
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What is hemoconcentration?
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What is thrombophlebitis?
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What is a hematoma?
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Which of the following is the correct measurement of each tertiary square in the central secondary square?
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How many smaller squares are there in each tertiary square?
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What is the total number of smaller squares in the central secondary square?
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How many tertiary squares are counted for RBs?
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What is the total number of smaller squares counted for RBs?
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What is the purpose of a thick coverslip in the counting chamber?
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How is the Neubauer counting chamber different from the Improved Neubauer counting chamber?
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What is the principal use of the Fuchs-Rosenthal counting chamber?
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How many squares are there in each ruled area of the Speirs-Levy counting chamber?
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What is the depth of the Speirs-Levy counting chamber?
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Which type of blood cells can be counted using a hemacytometer?
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What are the basic parts of a hemacytometer?
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What is the purpose of the improved Neubauer counting chamber?
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What is the ruling pattern of the improved Neubauer counting chamber?
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Which secondary squares of the improved Neubauer counting chamber are used for white blood cell (WBC) count?
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What is the material used to make the improved Neubauer counting chamber?
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How many parallel platforms are there on the improved Neubauer counting chamber?
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What is the depth difference between the lateral platforms and the central platform of the improved Neubauer counting chamber?
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What is the purpose of the transverse groove on the central platform of the improved Neubauer counting chamber?
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What is the area of the primary square on the improved Neubauer counting chamber?
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Which part of the counting chamber holds the glass cover slip at 0.1 mm above the surface of the counting grid?
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What is the area of each big square in the counting grid?
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What is the area of the red square in the counting grid?
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How many small squares are there in each corner square of the counting grid?
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What is the volume of diluted blood in 4 small squares of the counting grid?
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What is the area of each small corner square in the central square of the counting grid?
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How many smallest squares are there in each smaller square of the central square of the counting grid?
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What is the volume of diluted blood in 5 small squares of the counting grid?
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What is the purpose of the rolling bead in the bulb of the diluting pipettes?
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What is the difference in calibrations between the RBC and WBC pipettes?
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Which of the following is the dilution factor for WBC counting in the improved Neubauer counting chamber?
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What is the dilution factor for RBC counting in the improved Neubauer counting chamber?
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What is the recommended magnification for WBC counting in the improved Neubauer counting chamber?
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What is the recommended magnification for RBC counting in the improved Neubauer counting chamber?
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What is the counting rule for cells in the improved Neubauer counting chamber?
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What is the ideal charging of the chamber in the improved Neubauer counting chamber?
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What is the consequence of over charging the chamber in the improved Neubauer counting chamber?
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What is the consequence of under charging the chamber in the improved Neubauer counting chamber?
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How many tertiary squares are counted for WBCs in the improved Neubauer counting chamber?
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How many tertiary squares are counted for RBCs in the improved Neubauer counting chamber?
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Which of the following is the correct definition of hemocytometry?
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What is the purpose of hemocytometry?
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What is the principle of cell counting in hemocytometry?
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What is a hemocytometer?
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Who invented the hemocytometer?
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What is the correct calculation to determine the number of cells in undiluted blood using hemocytometry?
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What is the unit of measurement for cell count in hemocytometry?
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What can be determined by counting the cells in the blood or body fluids?
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How is the blood sample prepared for cell counting using a hemocytometer?
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What is the difference between a hemocytometer and an electronic cell counter?
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