Quality Control and Biochemical Analysis

What is the primary purpose of QC (Quality Control) charts?

• To track patient progress

• To monitor laboratory errors

• To monitor analytical performance over time

• To compare hospitals

Levey-Jennings chart is used to represent?

• Patient data

• Control data

• Staff performance

• Reagent shelf life

In electrophoresis, proteins are separated based on?

• Size

• Color

• Shape

• Charge

In serum protein electrophoresis, the fastest migrating protein is?

• Albumin

• Gamma globulin

• Beta globulin

• Alpha-1 globulin

Which test helps in diagnosing acid-base disturbances?

• ABG Analyzer

• Colorimeter

• Centrifuge

• Electrophoresis

ABG analysis provides information about?

• Urea & Creatinine

• O2, CO2, pH

• Glucose & Insulin

• Calcium & Phosphate

Autoanalyzer is primarily used for?

• Manual testing

• Qualitative tests

• Rapid and automated quantitative analysis

• Only electrolyte measurement

Which of the following is used in automated biochemical analyzers?

• Colorimeter only

• Electrophoresis only

• Photometry and spectrophotometry

• Chromatography only

Benedict’s reagent is used to detect?

• Proteins

• Reducing sugars

• Cholesterol

• Calcium

In Benedict’s test, the presence of reducing sugars changes the solution color from blue to?

• Green

• Red

• Orange

• All of the above