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Author Question: How does one use the ratio method to convert units? A) Calculate the ratio of the known value to ... (Read 54 times)

shenderson6

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How does one use the ratio method to convert units?
 
  A) Calculate the ratio of the known value to the value of the desired value.
  B) Create a ratio of the known units divided by the desired units and determine the dividend.
  C) Determine the ratio of the value in known units to the equivalent of the value in desired units.
  D) Set up an equation of ratios and then cross multiply the values and units.

Question 2

A clinical laboratory technician is asked to determine the concentration of red blood cells (RBCs) from a sample of turbid knee fluid using a hemacytometer. The technician dilutes the sample with normal saline and loads it onto the hemacytometer.
 
  A total of 400 red blood cells are counted over 5 squares. What additional information is required to calculate the concentration of RBCs?
  A) The WBC count
  B) The dilution factor
  C) The number of platelets
  D) The red-cell distribution width



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nhea

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Answer to Question 1

D

Answer to Question 2

B




nhea

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