Clinical Chemistry Theory Paper
- Bence Jones proteins can be detected by
a) Concentrated hydrochloric acid
b) 33% Diacetic acid
c) Urastrat strip
d)Hay’s test
e) 3% TCA
- The final colour of urine is due to
a) Ammonia
b) Creatinine
c) Creatine
d) Urochrome
e) Urea
- The following are Rothera’s reagents
a) Benedict’s reagent
b) Sodium Sulphate
c) Hydrochloric acid
d) Sodium nitroprusside
e) Ammonium Sulphate
- Increase in blood glucose is known as
a) Hypoglycaemia
b) Diabetes Inspidus
c) Hyperglycaemia
d) Acidaemia
e) Diabetes mellitus
- The following are serum protein fraction/s
a) Amylase
b) Albumin
c) Globulin
d) Lipid
e) Fibrinogen
- Urine is formed using the following principles
a) Absorption
b) Adsorption
c) Simple filtration
d) Krebs’s cycle
e) Selective reabsorption
- 50% transmittance of a solution give an OD of
a) 5
b) 4
c) 3
d) 2
e) 1
- The PH of a 0.0001M HCL is
a) 0
b) 0
c) 0
d) 0
e) 0
- The Lieberman-Burchard reaction is associated with
a) Cholesterol estimation
b) Bilirubin determination
c) Uric acid estimation
d) Protein estimation
e) Acid Phosphatase
- Bloor’s reagent is used in the estimation of
a) Blood sugar
b) Cholesterol
c) Uric acid
d) Bilirubin
d) Lipids
- The surface tension of urine is lowered by
a) Amino acids
b) Bile salts
c)Thymol
d) Glucose
e) Chloride
- Optical Density is calculated by the formulae
a) 2 + log %T
b) 2 – log %T
c) Log T – 2
d) Log T
e) Log 1 – 00 – Log%T
- The common principles in Chromatography include:
a) Adsorption
b)Partition
c) Absorption
d) Malabsorption
e) Saponification
- In pre-hepatic jaundice, indirect bilirubin is
a) Low
b) Normal
c) High
d) Nil
e) Above normal
- Uric acid may increase abnormally in the plasma due to
a) Renal fructose
b)Gout
c) Ulcers
d) Diarrhoea
e) Intake of purine
- Acid/Base titrations are based on
a) Reduction
b) Neutralization
c) Oxidation
d) Redox
e) Precipitation
- Lambert’s law relates transmitted light of a coloured solution to
a) Thickness of the solution
b) Concentration of the solution
c) Extinction
d) Blank
e) Specific gravity
- Which of the following is true about the indirect bilirubin
a) Water soluble
b) Conjugated
c) Non-toxic
d) Protein bound
e) Alcohol soluble
- Bial’s test will be negative with the following
a) Sucrose
b) Pentose
c) Xylose
d) Fucose
e) Glucose
- A fasting blood glucose level of 14.0 mmol/L is
a) Above normal
b) 140mg/dl
c) Suggestive of diabetes mellitus
d) Below normal
e) Considered normal
- Proteins can be semi-quantitated in urine using
a) Eibach’s tube
b) Gerhardt’s reagent
c) Albustix
d) Hay’s test
e) Acetic acid reagent
- Indicators are either …… or …
a) Buffers
b) Strong acids
c) Weak bases
d) Weak acids
e) Strong bases
- The normal concentration of blood glucose by oxidase method under fasting condition is
a) 50 – 150 mg%
b) 50 – 90mg%
c) 80-120mg%
d) 80-180mg%
e) 8-5.0mmols/L
- Some of the common urine preservatives include
a) Hypochlorite
b) Dichromate
c) Ammonia
d) HC
le) Thymol
- In paper chromatography, the stationary phase is
a)Paper
b) Solvent molecules
c) Urate molecules
d) Elutanant
e) Non-polar
- A carcinogenic chromogen system is
a) O – toluidine
b) Arsenomolybdic acid
c) Phosphomocybdic acid
d) Gluconic acid
e) Guaiacum
- Bence Jones proteins can be detected by
a) Concentrated hydrochloric acid
b) 33% Diacetic acid
c) Urastrat strip
d) Hay’s test
e) 3% TCA