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vanpac vanpac
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Posts: 612
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6 years ago
What does a percentage represent?
 
  A) The number of parts out of every 100 parts
  B) The total number of parts present
  C) The value represented by the denominator of a fraction
  D) The value represented by the numerator of a fraction



(Q. 2) How should the answer for the following calculation based on three measurements be written to account for the number with the highest degree of uncertainty? 10 + 101 + 1111 = 1222
 
  A) 1000
  B) 1200
  C) 1220
  D) 1222



(Q. 3) Body structure that permits X-rays to pass through:
 
  A) radioactive.
  B) radiolucent.
  C) radiopaque.
  D) radiosensitive.



(Q. 4) Which of the following is NOT a factor on which absorbance depends?
 
  A) The concentration of the absorbing chemical substance
  B) The inherent ability of the chromophore to absorb light
  C) The length of the path the light takes when passing through the solution
  D) The refractive nature of the ambient air surrounding the solution



(Q. 5) CPT code 69990 covers the operating microscope, but the NCCI prohibits the use of the code for many procedures for Medicare patients.
 
  A) True
  B) False



(Q. 6) If there were no false positives, what would the specificity of a diagnostic test be?
 
  A) 0
  B) 25
  C) 50
  D) 100



(Q. 7) Code for lumbar sympathectomy.
 
  A) 64818
  B) 64809
  C) 64820
  D) 64805



(Q. 8) A sample of turbid knee fluid arrives in your laboratory and needs to be analyzed for the presence of white blood cells (WBC). An initial test reveals that the WBC concentration is higher than the upper limit of the automated blood analyzer. Which of the
 
  A) Extrapolate the concentration from a standard curve.
  B) Obtain another sample.
  C) Order a more sensitive machine.
  D) Perform a dilution of the sample.



(Q. 9) What is an antibody titer?
 
  A) The amount of antibody bound to a specific antigen in a sample
  B) The amount of antibody present in a serum against a particular antigen
  C) The concentration of all antibodies present in a sample
  D) The volume of serum composed of antibodies



(Q. 10) Which of the following equations correctly simplifies the calculation of (55)5?
 
  A) 5(5+5)
  B) 5(5-5)
  C) 5(55)
  D) 5(55)
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Replies
wrote...
6 years ago
1)  A

2)  C

3)  Answer: B

4)  D

5)  Answer: A

6)  D

7)  Answer: A

8)  D

9)  B

10)  C
vanpac Author
wrote...
6 years ago
Makes tons more sense now!
wrote...
6 years ago
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