Clinical Chemistry MCQ

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Created by clinicalsci

Clinical Chemistry MCQ

Welcome to the Clinical Chemistry Multiple Choice Questions test. You have 30 minutes to answer 30 questions.

Lets begin, Good Luck!!

 

1 / 30

What dye may be used for staining protein bands following electrophoresis?

2 / 30

Which of the following instruments is used in the clinical laboratory or in reference laboratories to detect beta and gamma emissions?

3 / 30

The most commonly used challenge test to assist in evaluating a potential growth hormone deficiency is the:

4 / 30

A patient sample is assayed for fasting triglycerides and a triglyceride value of 1050 mg/dL. This value is of immediate concern because of its association with which of the following conditions?

5 / 30

Which of the following enzymes is the best indicator of pancreatic function?

6 / 30

Which of the following would be most adversely affected by a nonfasting sample?

7 / 30

An increased osmole gap is most commonly seen in which of the following?

8 / 30

Which of the biochemical processes below is promoted by insulin?

9 / 30

A plasma glucose result is 100 mg/dL. The corresponding glucose in whole blood would approximate:

10 / 30

Which of the following is most likely to produce an elevated plasma potassium result?

11 / 30

Which of the following is considered a lipid?

12 / 30

Which of the following disorders is not characterized by an elevated serum myoglobin?

13 / 30

When measuring enzyme activity, if the instrument is operating 5°C lower than the temperature prescribed for the method, how will the results be affected?

14 / 30

Which of the following blood samples would serve best to assay lipoproteins because this anticoagulant acts to preserve lipoproteins?

15 / 30

Which of the following apoproteins is inversely related to risk for coronary heart disease and is a surrogate marker for HDL?

16 / 30

Which of the following reagents can be used to measure protein in cerebrospinal fluid?

17 / 30

A cerebrospinal fluid specimen is sent to the lab for glucose analysis. The specimen is cloudy and appears to contain red blood cells. Which of the following statements is true?

18 / 30

Which of the following statements concerning creatine kinase is false?

19 / 30

When measuring K+ with an ion-selective electrode by means of a liquid ion exchange membrane, what antibiotic will be incorporated into the membrane?

20 / 30

A patient with emphysema who has fluid accumulation in the alveolar sacs (causing decreased ventilation) is likely to be in which of the following acid-base clinical states?

21 / 30

A healthy 28-year-old female sees her physician for a routine examination and receives a “relatively” clean bill of health except for the results below.
Total bilirubin 2.8 mg/dL
Direct bilirubin 0.1 mg/dL
Indirect bilirubin 2.7 mg/dL

These results most likely indicate which of the following?

22 / 30

Which of the following changes will occur with a blood gas sample exposed to room air?

23 / 30

Which of the following buffer systems is the most important physiologic buffer system in the body?

24 / 30

When free thyroxine cannot be measured directly, the free thyroxine index (FT4I) may be calculated by using which measured laboratory data?

25 / 30

In spectrophotometric analysis, what is the purpose of the reagent blank?

26 / 30

Checking instrument calibration, temperature accuracy, and electronic parameters are part of:

27 / 30

Which of the following factors will not adversely affect the accurate quantification of bilirubin in serum?

28 / 30

Which of the following statements regarding serum urea is true?

29 / 30

Name a commonly used precipitating reagent to separate HDL cholesterol from other lipoprotein cholesterol fractions

30 / 30

Which enzyme is common to all enzymatic methods for triglyceride measurement?

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