Podcast
Questions and Answers
What electrochemical assay measures current at fixed potential?
What electrochemical assay measures current at fixed potential?
- Anodic stripping voltammetry
- Amperometry (correct)
- Analysis with ISEs
- Coulometry
What does reverse-phase liquid chromatography refer to?
What does reverse-phase liquid chromatography refer to?
- Size used to separate solutes instead of charge
- Distribution between two liquid phases
- A nonpolar mobile phase and polar stationary phase
- A polar mobile phase and nonpolar stationary phase (correct)
What is the false statement concerning the principles of point-of-care testing devices?
What is the false statement concerning the principles of point-of-care testing devices?
- Biosensors have enabled miniaturization particularly amendable for point-of-care testing
- Devices do not require quality control testing (correct)
- Onboard microcomputers control instrument functions and data reduction
- They use principles that are identical to laboratory-based instrumentation
What does tandem mass spectrometers refer to?
What does tandem mass spectrometers refer to?
Which of the following refers to the movement of buffer ions and solvent relative to the fixed support?
Which of the following refers to the movement of buffer ions and solvent relative to the fixed support?
What is the most sensitive detector for spectrophotometry?
What is the most sensitive detector for spectrophotometry?
Which condition is not associated with elevated plasma uric acid concentration?
Which condition is not associated with elevated plasma uric acid concentration?
In zero-order kinetics, what does it mean when the reaction is performed in zero-order kinetics?
In zero-order kinetics, what does it mean when the reaction is performed in zero-order kinetics?
What happens to enzyme reaction rates with increasing temperatures until they reach denaturation?
What happens to enzyme reaction rates with increasing temperatures until they reach denaturation?
Which scenario exemplifies using enzymes as reagents in the clinical laboratory?
Which scenario exemplifies using enzymes as reagents in the clinical laboratory?
Why may the activity of enzymes in serum be determined rather than concentration?
Why may the activity of enzymes in serum be determined rather than concentration?
When are the isoenzymes LD-4 and LD-5 elevated?
When are the isoenzymes LD-4 and LD-5 elevated?
Based on the flow cytometry results of DI = 2.5 and % cells in S phase = 29%, what can be concluded?
Based on the flow cytometry results of DI = 2.5 and % cells in S phase = 29%, what can be concluded?
In immunofixation protein electrophoresis of a patient with common multiple myeloma, what pattern would be expected?
In immunofixation protein electrophoresis of a patient with common multiple myeloma, what pattern would be expected?
What is the nucleic acid technique where RNA is converted to cDNA and then amplified called?
What is the nucleic acid technique where RNA is converted to cDNA and then amplified called?
A serum protein electrophoresis showing decreased albumin and increased α1- and α2-globulins with normal γ-globulins is characteristic of which condition?
A serum protein electrophoresis showing decreased albumin and increased α1- and α2-globulins with normal γ-globulins is characteristic of which condition?
Which of the following proteins is NOT part of the acute-phase reactant proteins?
Which of the following proteins is NOT part of the acute-phase reactant proteins?
Which enzyme is MOST diagnostic of Duchenne-type muscular dystrophy?
Which enzyme is MOST diagnostic of Duchenne-type muscular dystrophy?
What does the saccharogenic method for amylase determinations measure?
What does the saccharogenic method for amylase determinations measure?
What causes false increases in serum enzyme measurements due to preanalytical errors?
What causes false increases in serum enzyme measurements due to preanalytical errors?
Which condition commonly presents with elevation of serum amylase and lipase?
Which condition commonly presents with elevation of serum amylase and lipase?
Which hormone promotes gluconeogenesis?
Which hormone promotes gluconeogenesis?
Tissue enzymes in serum may be used to detect what condition?
Tissue enzymes in serum may be used to detect what condition?
What does glucose oxidase oxidize glucose to?
What does glucose oxidase oxidize glucose to?
Which enzyme catalyzes the formation of Glucose-6-phosphate from glucose and ATP?
Which enzyme catalyzes the formation of Glucose-6-phosphate from glucose and ATP?
What is the preferred specimen for glucose analysis?
What is the preferred specimen for glucose analysis?
Which hormone is the hyperglycemic factor produced by the pancreas?
Which hormone is the hyperglycemic factor produced by the pancreas?
What principle are polarographic methods of glucose assay based on?
What principle are polarographic methods of glucose assay based on?
Which enzyme is most specific for 𝗉d-glucose?
Which enzyme is most specific for 𝗉d-glucose?
