Clinical Chemistry 3 - Diagnostic Tests
MULTIPLE CHOICE
1. The pH of normal arterial blood.
| a. | 7.25-7.45 | c. | 7.45-7.55 |
| b. | 7.35-7.45 | d. | 7.15-5.25 |
ANS: B PTS: 1
2. What is the stabilizing protein?
| a. | globulin | c. | fibrinogen |
| b. | albumin | d. | all of the listed |
ANS: B PTS: 1
3. The reference method for glucose is:
| a. | hexokinase | c. | neocuproine |
| b. | nelson somogyi | d. | orthotoluidine |
ANS: A PTS: 1
4. What is the law empoyed in spectrophotometry?
| a. | Beer-Lambert’s Law | c. | Avogrado’s Principles |
| b. | Boyle’s Law | d. | Einstein’s Law |
ANS: A PTS: 1
5. What is the normal ratio of carbonic acid to bicarbonate?
| a. | 1:10 | c. | 20:1 |
| b. | 10:1 | d. | 1:20 |
ANS: C PTS: 1
6. The type of bilirubin found in urine.
| a. | direct | c. | total |
| b. | indirect | d. | all in the list |
ANS: A PTS: 1
7. Conversion factor of bilirubin.
| a. | 83.5 | c. | 17.1 |
| b. | 2.34 | d. | 0.0555 |
ANS: C PTS: 1
8. The reference method for bilirubin determination.
| a. | Evelyn and Malloy | c. | Jendrassik and Grof |
| b. | Diazotization | d. | Jaffe |
ANS: C PTS: 1
9. All of the following are methods for acid phosphatase determination , EXCEPT:
| a. | Bodansky | c. | King Armstrong |
| b. | Bessey Lowrey Brock | d. | Reitman and Frankel |
ANS: D PTS: 1
10. The following should be observed in BGA determination, EXCEPT:
| a. | collection should be anaerobic | c. | allow sample to stand at RT for 15’ |
| b. | if not tested stat, preserve in ice | d. | Use dry heparin as AC |
ANS: C PTS: 1
11. The following are observed in venipuncture, EXCEPT:
| a. | ideal angle is 15-30 degrees | c. | puncture deliberately but smoothly |
| b. | circular sterilization should be done | d. | remove the needle before the tourniquet |
ANS: D PTS: 1
12. The following are observed in triglyceride determination, EXCEPT:
| a. | avoid cigarette | c. | avoid strenuous exercise |
| b. | 8 hr - fasting | d. | avoid alcohol |
ANS: B PTS: 1
13. The following are considered as pacreatic enzymes:
| a. | AMS and LPS | c. | ALT and AST |
| b. | ACP and ALP | d. | LDH and CPK |
ANS: A PTS: 1
14. The following are considered as liver enzymes:
| a. | ALP | c. | CPK |
| b. | GGT | d. | ALT |
ANS: C PTS: 1
15. The normal value for glucose:
| a. | 50-110 mg/dL | c. | 60- 130 mg/dL |
| b. | 80-130 mg/dL | d. | 50-100 mg/dL |
ANS: A PTS: 1
MATCHING
Match the reagent with the substance tested
| a. | alkaline picrate | e. | double iodide of potassium and mercury |
| b. | orthotoluidine | f. | thymolphthalein monophosphate |
| c. | diazotized sulfanilic acid | g. | uranyl acetate |
| d. | phosphotungstic acid | h. | peroxidase |
1. triglyceride
2. creatinine
3. sodium
4. uric acid
5. glucose
6. urea nitrogen
7. bilirubin
8. acid phosphatase
