Clinical Chemistry Quiz No. 4
Clinical Chemistry Quiz No. 4
10 Short answer questions
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9-9-2020
This Quiz covers the following titles:
This Quiz covers the following titles:
- Important concepts and definitions in clinical chemistry methodologies (Part 1)
1- What is the relationship between A and %T? Why do we measure A units instead of %T?
1- What is the relationship between A and %T? Why do we measure A units instead of %T?
2- What are each of the variables in Beers law?
2- What are each of the variables in Beers law?
3- What are the components of a spectrophotometer? What is a monochrometer and diode array?
3- What are the components of a spectrophotometer? What is a monochrometer and diode array?
4- What are bandpass and stray light? Why can’t we typically use Absorbance measurements above 1.0?
4- What are bandpass and stray light? Why can’t we typically use Absorbance measurements above 1.0?
5- If a 100 mg/dL solution of compound X has an A340 of 0.25, what is the concentration of compound X in a solution with an A340 of 0.75?
5- If a 100 mg/dL solution of compound X has an A340 of 0.25, what is the concentration of compound X in a solution with an A340 of 0.75?
6- By CAP, how are spectrophotometer wavelength and absorbance accuracy checked?
6- By CAP, how are spectrophotometer wavelength and absorbance accuracy checked?
7- Describe the principle, major instrumentation components (may be helpful to draw) for:
7- Describe the principle, major instrumentation components (may be helpful to draw) for:
Turbidimetry/nephlometry?
Turbidimetry/nephlometry?
8- Atomic absorption
8- Atomic absorption
9- Atomic emission
9- Atomic emission
10- Fluorimeter
10- Fluorimeter
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