CLINICAL CHEMISTRY MCQS LATEST — Past Paper Questions & A...

15 clinical MCQs in General Pathology. glucosuria is usually present without ketonuria. Kenya, Africa and global revision.

Questions, Answers & Explanations

1. Q1. glucosuria is usually present without ketonuria

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct ____17. Which of the following statements regarding glucose blood samples is/are correct?

   Answer: only 1 and 3 are correct

2. Q2. maleinimide 2. monoiodine acetate 3. sodium fluoride 4. cresol

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct _____19. Which of the following statements are correct in relation to the stability of glucose in blood samples?

   Answer: only 1 and 3 are correct

3. Q3. glucose 2. sucrose 3. xylose 4. galactose

   • the addition of maleinimide in a hemolysate
   • deproteinization using perchloric acid
   • drug interference
   • maleinimide inhibits erythrocyte enzymes _____23. Which of the following are diagnostic significance of glucose determinations in body…

   Answer: the addition of maleinimide in a hemolysate

4. Q4. Decreased values in conjunction with pleural fluid/blood glucose ratios <1.0 may occur in effusions due to underlying bacterial, tuberculous, malignant, and rheumatic disease.

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct _____24. The oral glucose tolerance test will provide valuable results if the following requirements have been…

   Answer: only 1 and 3 are correct

5. Q5. 150mins 90mg/dL

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct _____28. Which of the following statements regarding glycohemoglobins are correct?

   Answer: only 1 and 3 are correct

6. Q6. The mean blood glucose of the preceding 6-8 weeks is correlated with corresponding glycohemoglobin value.

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct _____29. Which of the following are done in C-peptide suppression test?

   Answer: only 1 and 3 are correct

7. Q7. The pancreas synthesizes insulin but unable to secrete.

   • Hexokinase C. Dehydrogenase
   • Oxidase D. Isomerase ______42. Multiple factors can interfere with glucose analysis with portable meters such as:
   • 2hpp greater than 11.1mmol/L
   • 2hpp greater than 20.0mmol/L ______36. For overweight individuals, starting at age 10 years, diabetes testing should be performed every:

   Answer: Hexokinase C. Dehydrogenase

8. Q8. plasma and serum may be stored for cholesterol assay for up to 4 days at 4C.

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct _____34. Which of the following interfering factors result in too low triglyceride values because the substances…

   Answer: only 1 and 3 are correct

9. Q9. hemoglobin 2. ascorbic acid 3. heparin 4. bilirubin

   • only 1 and 3 are correct
   • only 1,2, and 3 are correct
   • only 2 and 4 are correct
   • 1,2,3 and 4 are correct _____35. Precipitation of VLDL and LDL can be achieved with:

   Answer: only 1 and 3 are correct

10. Q10. patients with hyperthyroidism

    • only 1 and 3 are correct
    • only 1,2, and 3 are correct
    • only 2 and 4 are correct
    • 1,2,3 and 4 are correct _____43. Which of the following statements are correct about LDL:

    Answer: only 1 and 3 are correct

11. Q11. LDL on electropheretic separation migrate in the a-globulin position

    • only 1 and 3 are correct
    • only 1,2, and 3 are correct
    • only 2 and 4 are correct
    • 1,2,3 and 4 are correct ## Source page 19 _____44. Which of the following statements are correct about HDL?

    Answer: only 1 and 3 are correct

12. Q12. structural protein of chylomicron

    • only 1 and 3 are correct
    • only 1,2, and 3 are correct ## Source page 22
    • only 2 and 4 are correct
    • 1,2,3 and 4 are correct _____59. Which of the following methods are used for Lp
    • analysis?

    Answer: only 1 and 3 are correct

13. Q13. potassium iodide 4. sodium hydroxide

    • only 1 and 3 are correct
    • only 1,2, and 3 are correct
    • only 2 and 4 are correct
    • 1,2,3 and 4 are correct _____62. Which of the following diseases and conditions may cause hypoproteinemia?

    Answer: only 1 and 3 are correct

14. Q14. x-ray contrast media 4. bilirubin

    • only 1 and 3 are correct
    • only 1,2, and 3 are correct
    • only 2 and 4 are correct
    • 1,2,3 and 4 are correct _____65. Which of the following diseases and conditions may cause hyperproteinemia?

    Answer: only 1 and 3 are correct

15. Q15. potassium oxalate 4. heparin

    • the reaction of phenolic groups with CuSO4
    • coordinate bonds between Cu and carboxyl and amino groups of biuret
    • the protein error of indicator effect producing color when dyes bind protein
    • the reaction of phosphomolybdic acid with protein. _____78. Which protein is an ac

    Answer: the reaction of phenolic groups with CuSO4