Clinical Chemistry Theory Paper

(Q1).  The following is a  characteristic of internal quality control program

(a) must be done always when an analytical test is being carried out.

(b) must be done after the patients’ specimens are analyzed

(c) when many specimens are set for analysis, it can not be included within the run.

(d) has a specific value


(Q2) Which of the following statement does not describe gestational diabetes mellitus

(a) referred to as diabetogenic condition.

(b) affects some pregnant women.

(c) causes 80% insulin insensitivity

(d) diagnosed by performing the HBA1c test only.


(Q3)Progesterone and estradiol II are also referred to as:

(a) pituitary hormones.

(b) ovarian hormones

(c) women hormones

(d) male hormones.


(Q4)  Which of the following is not a  cause of impotence:-

(a) low levels of testosterone.

(b) reduced sexual activities

(c) severe malnutrition

(d) alcoholism


(Q5) A potassium level of 1.2 mmol/L can be described as:-

(a) normal.

(b) elevated.

(c) slightly reduced.

(d) hypokalemic.


(Q6) The term fluid balance indicates:-

(a) the compartment contains an appropriate concentration of water and electrolytes.

(b) total daily intake and output of water are equal.

(c) water is only lost through urine.

(d) pre-formed water is equal to metabolic water.


(Q7) Which of the following statement on body lipids is true:-

(a) soluble in water

(b) insoluble in alcohol

(c) attached to proteins for transportation in body fluids

(d) digested and absorbed in the large intestines.


(Q8) Which of the following is a relationship between   HDL-C and LDL-C

(a) are the major types of lipids that circulate in the bloodstream

(b) HDL-C contain less protein and more cholesterol than LDL-C

(c)  triglyceride is mostly determined by the amount of the HDL-C and LDL-C in a measured sample of blood.

(d) A random blood sample will give an appropriate concentration for both lipoproteins.


(Q9) A  significant step in reducing the risk of death from coronary heart disease. is :

(a) reducing serum total cholesterol levels.

(b) consuming a lot of carbohydrates.

(c) visiting cardiac clinic regularly.

(d) consuming a lot of fat-rich foods.


(Q10) How much glucose solution should a pregnant woman be loaded with for an OGTT:-

(a) 100 gms

(b) g/kg body weight

(c)75 gms

(d)60 gms


(Q11): Which of the following is the latest technological methodology of electrolytes estimation:-

(a) ion-selective electrode.

(b) fluorimetry

(c) electrophoresis.

(d) flame photometry.


(Q12) Which of the following is key to all health providers:-

(a) ensure that contribution towards work is proportional to their remuneration.

(b) ensure that the product of their work is of good quality and beneficial to clients.

(c) The quality of work is optional.

(d)depend on external bodies to gauge the quality of their work


(Q13)Laboratory work can be compromised by the following analytical errors:

(a) Specimen from the wrong patient.

(b) Use of standard operating procedures.

(c) use of blood specimens.

(d) Use of wrong analytical procedure.


(Q14) The best anti-coagulant for collecting blood for most biochemical analysis is:-

(a) EDTA.

(b) heparin.

(c) sodium fluoride.

(d) toluene.


(Q15)Glycosylated hemoglobin testing is recommended for:

(a) monitoring blood sugar control in patients having diabetes mellitus.

(b) checking people with renal complications.

(c) checking people with liver disease.

(d) checking people with heart ailments


(Q16) gestational diabetes mellitus affects:-

(a) any gender.

(b) all females.

(c) some pregnant women.

(d) old women.


(Q17) In an adult male, increased levels of testosterone are experienced

(a) at night

(b) during day time

(c) morning hours between 3 am-8 am.

(d) all the time.


(Q18)  Dehydration can occur when excessive water is lost in such diseases as:-

(a) diabetes mellitus

(b) ARF.

(c) CRF.

(d) gilberts.


(Q19) The measurement of blood gases, acid/base balance and ph of blood is very important in the management of patients in:-

(a) ICU ( intensive care unit)

(b) special ward

(c)maternity ward

(d)outpatient clinic


Q20: In discrete auto analyzer the introduction of reagents and samples into the reaction compartment is achieved through:

(a) laundry system

(b) random accesses fluid

(c) data manager

(d) sample and reagent probes


Q21: What is common between an OGTT and Lipid profile tests

(a) the serum is the specimen of choice

(b) performed on pregnant women

(c) analyzed using a glucometer

(d) fasting blood sample is used


Q22: The following anticoagulant is used for collecting blood for glucose analysis:-

(a) citrate

(b) EDTA

(c) CAPD

(d) Fluoride


Q 23:-Which of the following is the most precious specimen in the laboratory:

(a) stool

(b) tears

(c) blood

(d) cerebral spinal fluid


Q 24: -A specimen with a lot of bilirubin can be referred to as :

(a) icteric

(b) haemolyzed

(c) lipemic

(d) alkapuric


(Q25) which of the following should be an appropriate period of fasting?:

(a) 5 hrs

(b) 2hrs

(c) 8-12 hrs

(d) 14-16 hrs


Q 26:-.what is the total volume when a 1 to 2 dilution is made in a solution?:-

(a) 2

(b) 1

(c) 3

(d) 6


Q 27: which of the following is NOT a ketone  body :

(a) acetone

(b) acetoacetic acid

(c) β-hydroxybutyrate

(d) sulfide


(Q28): Let (A)=glomerular filtration product, (B)=tubular secretion product,(C) = tubular re-absorption product and (D) = urine constituents. Which of the following equation is true?

(a) (A)+(B)+(C)= (D)

(b) (D)-(C)=D

(c) (A)+(B)-(C)=(D)

(d) (A)-(B)-(C)=(D)


Q29: Lipid profile constitutes the following parameters

(a) TC, TG, HDL-C, LDL-C, and urea

(b) TC, TG, HDL-C, lipase and HDL-C/LDL-C  ratio

(c) TC, TG, HDL-C, LDL-C and TC/HDL-C ratio

(d) TC, TG, HDL-C, LDL-C and TC/TG ratio


(Q30): Which of the following constitute a complete thyroid function test profile:

(a) T3,FT4,TSH

(a) PRL,T3,T4,FT4,TSH,FT3

(c) FT3,FT4,T3,T4,TSH