Clinical Chemistry Theory Paper
- Reference range of K+ in serum is
a) 136 – 148MEq/L
b) 8 – 5.0 MEq/L
c) 2 – 7.3 MEq/L
d) 8 – 5.0 mmol/L
e) 136 – 148 mmol/L
2. Reference range of Na+ in serum is
a) 136 – 148MEq/L
b) 8 – 5.0 MEq/L
c) 2 – 7.3 MEq/L
d) 8 – 5.0 mmol/L
e) 136 – 148 mmol/L
3. A Polysaccharide made up of glucose units only is
a) Oligosaccharide
b) Inulin
c) Starch
d) Sucrose
e) Maltose
4. Reduction of Bilirubin yield
a) Urobilinogen
b) Uric acid
c) Stercobilinogen
d) Biliverdin
e) Urobilin
5. Bial’s reagent is composed of
a) Sulphuric acid
b) Citric acid
c) Ferric Chloride
d) Orcinol
e) Resorcinol
6. 10mg% Urea can also be reported as
a) 76mmol/L
b) 70mmol/L
c) 66mmol/L
d) 10mmol/L
e) 63mmol/L\
7. Pentose/s include
a) Fucose
b) Mannose
c) Galactose
d) Arabinose
e) Trihexose
8. Chief cation in ICF is
a) Bicarbonate
b) Sodium
c) Potassium
d) Manganese
e) Chloride
9. Characteristic/s of enzymes include
a) Specificity
b) Reaction at 37oC
c) Resisting UV denaturation
d) Sensitivity to PH
e) Inhibition by fluorine
10. Flame- photometry can be used in the estimation of the following electrolyte/s
a) Manganese
b) Sodium
c) Potassium
d) Magnesium
e) Calcium
11. Uric acid is normally oxidized by
a) Peroxidase
b) Allantoin
c) Glucoronyl
d) Uricase
e) Esterase
12. Uric acid estimation is indicated in
a) Leukaemia
b) Certain anaemia
c) Muscle wasting diseases
d) Diabetes mellitus
e) Gouty arthritis
12. Blood glucose is directly regulated by
a) T3 and T4
b) Cortisol
c) Epinephrine
d) Insulin
e) Glucagon
13. A positive Hays’ test on a Urine specimen usually indicate
a) Glucose is present
b) No bile salts
c) Anuria
d) Surface tension is very low
e) Salts of cholic acid could be present
14. Ketosis is usually associated with
a) Diabetes mellitus
b) Leukaemia
c) Carbohydrate starvation
d) Anuria
e) Nephritis
15. Benzoic acid and its salts is normally used to
a) Add colour to solution
b) Act as preservative
c) Acidify solution
d) Reduce precipitation
e) Stop glycolysis
16. The enzyme amylase is elevated in diseases of
a)Heart
b) Pancreas
c) Liver
d) Brain
e) Salivary glands
17. Fluoride cannot be used in the assay of
a) Glucose
b) Acid Phosphatase
b) Urea
d) Uric acid
e) Amylase
18. Bone metabolism is associated with
a) Phosphorus
b) Urea
d) Cholesterol
e)Calcium
e) Amines
19. There is practically no glucose in urine because
a) It is not filtered through the glomerulus
b) It is retained in the bladder
c) It oxidized in the medulla
d) It is used in the loop of Henle
e) It is absorbed in the convoluted tubules
20. Separation and identification of different sugars in a Urine sample is best achieved by
a) Electrophoresis
b) Fermentation
c) Ion-exchange
d) Western blot
e) Chromatography
21. Oxidative deamination in Protein metabolism yield
a) Uric acid
b) Urea
c) Carbamide
d) Ketogenic amino acids
22. Wallace diamond test give a red colour with
a) Urobilin
b) Urobilinogen
c) Bilirubin
d) Porphobilinogen
e) Biliverdin
23. A pale coloured Urine probably indicate
a) Glucose is present
b) Protein is present
c) Urine is dilute
d) Urine is concentrated
e) Urine is contaminated
24. The concentrating power of the Kidney can be routinely evaluated by analyzing the level of
a)Uric acid
b) Glomerular filtrate
c) Creatinine
d) Potassium
e) Bilirubin