MCQ BMLT


1.       Which of the following tests is used to assess renal function by measuring the glomerular filtration rate?

a)       Creatinine clearance test

b)      C-reactive protein (CRP) test

c)       Troponin test

d)      Prothrombin time (PT) test

 

2.       Which of the following reagents is commonly used in the Western blotting technique?

a)       Sodium citrate

b)      Ethidium bromide

c)       Antibodies

d)      Coomassie Brilliant Blue

 

3.       In a complete blood count (CBC), which parameter provides information about the size of red blood cells?

a)       Hemoglobin concentration

b)      Mean corpuscular volume (MCV)

c)       Platelet count

d)      White blood cell count

 

4.       What is the typical result of a positive Monospot test?

a)       Agglutination of red blood cells

b)      Presence of rheumatoid factor

c)       Elevated levels of troponin

d)      Antibodies against the Epstein-Barr virus

 

5.       Which of the following is an example of a tumor marker commonly used in cancer diagnosis?

a)       Amylase

b)      Alpha-fetoprotein (AFP)

c)       Alanine aminotransferase (ALT)

d)      Antinuclear antibodies (ANA)

 

6.       The measurement of glycated hemoglobin (HbA1c) is used to assess long-term control of:

a)       Blood glucose levels

b)      Blood cholesterol levels

c)       Liver function

d)      Blood pressure

 

7.       What is the primary purpose of a reference range in laboratory testing?

a)       To determine the sensitivity of the test

b)      To establish the cutoff value for a positive result

c)       To compare an individual's test results to a healthy population

d)      To assess the precision and accuracy of the testing method

 

8.       Which of the following tests is used to evaluate the adequacy of anticoagulation therapy with warfarin?

a)       Partial thromboplastin time (PTT)

b)      International normalized ratio (INR)

c)       Prothrombin time (PT)

d)      D-dimer test

 

9.       What is the typical result of a positive Rheumatoid Factor (RF) test?

a)       Presence of autoantibodies associated with rheumatoid arthritis

b)      Elevation of liver enzymes

c)       Increased concentration of C-reactive protein (CRP)

d)      Antibodies against nuclear antigens

 

10.   Which of the following tests is used to diagnose autoimmune disorders such as systemic lupus erythematosus (SLE)?

a)       Antinuclear antibody (ANA) test

b)      Prostate-specific antigen (PSA) test

c)       Human chorionic gonadotropin (hCG) test

d)      Alanine aminotransferase (ALT) test

 

11.   Which of the following reagents is commonly used in the polymerase chain reaction (PCR) technique?

a)       Reverse transcriptase

b)      Primers

c)       Agarose gel

d)      Antibodies

 

12.   Elevated levels of which cardiac biomarker indicate damage to the heart muscle?

a)       Creatinine

b)      Troponin

c)       Gamma-glutamyl transferase (GGT)

d)      Albumin

 

13.   In a serological test for hepatitis B, the presence of which antigen indicates an active infection?

a)       HBsAg

b)      HBeAg

c)       HBcAg

d)      Anti-HBs

 

14.   Which of the following tests is used to detect the presence of specific genetic mutations associated with hereditary diseases?

a)       Polymerase chain reaction (PCR)

b)      Western blotting

c)       Fluorescence in situ hybridization (FISH)

d)      Southern blotting

 

15.   Which of the following laboratory tests is used to evaluate thyroid function?

a)       Prothrombin time (PT)

b)      Complete blood count (CBC)

c)       Thyroid-stimulating hormone (TSH)

d)      Alkaline phosphatase (ALP)

 

16.   What is the primary purpose of a control sample in laboratory testing?

a)       To ensure the accuracy and precision of the test method

b)      To determine the reference range for the test

c)       To compare an individual's test results to a healthy population

d)      To assess the sensitivity and specificity of the test

 

17.   Which of the following tests is used to diagnose Helicobacter pylori infection?

a)       Stool antigen test

b)      Urinalysis

c)       Lipid profile

d)      Erythrocyte sedimentation rate (ESR)

 

18.   Which of the following tests is used to assess coagulation disorders and monitor heparin therapy?

a)       Prothrombin time (PT)

b)      Partial thromboplastin time (PTT)

c)       Alanine aminotransferase (ALT)

d)      C-reactive protein (CRP)

 

19.   Which of the following tests is used to evaluate liver function?

a)       Amylase

b)      Serum creatinine

c)       Alanine aminotransferase (ALT)

d)      White blood cell count

 

20.   In a sputum culture, the presence of which microorganism suggests a respiratory infection?

a)       Candida albicans

b)      Escherichia coli

c)       Staphylococcus aureus

d)      Mycobacterium tuberculosis

 

21.   Which of the following is an example of a molecular diagnostic test used to detect viral DNA or RNA?

a)       ELISA

b)      Western blotting

c)       PCR

d)      Immunofluorescence

 

22.   Which of the following tests is used to evaluate pancreatic function?

a)       Prostate-specific antigen (PSA)

b)      Amylase

c)       Creatinine

d)      Thyroid-stimulating hormone (TSH)

 

23.   In a stool occult blood test, the presence of occult blood indicates:

a)       Infection with Helicobacter pylori

b)      Malabsorption syndrome

c)       Intestinal parasites

d)      Gastrointestinal bleeding

 

24.   Which of the following tests is used to assess bone metabolism and diagnose osteoporosis?

a)       Thyroid-stimulating hormone (TSH)

b)      Alanine aminotransferase (ALT)

c)       Serum calcium

d)      Dual-energy X-ray absorptiometry (DEXA) scan

 

25.   Which of the following tests is used to monitor antiepileptic drug therapy?

a)       Troponin

b)      Gamma-glutamyl transferase (GGT)

c)       Prothrombin time (PT)

d)      Serum drug levels

 

26.   Elevated levels of which biomarker are associated with inflammation in the27. What is the purpose of a drug sensitivity test in microbiology?

a)       To determine the drug dosage for a specific patient

b)      To assess the efficacy of a drug against a specific pathogen

c)       To diagnose a specific infectious disease

d)      To monitor the progression of a chronic infection

 

27.   Which of the following tests is used to diagnose autoimmune disorders such as rheumatoid arthritis?

a)       Erythrocyte sedimentation rate (ESR)

b)      Complete blood count (CBC)

c)       Lipid profile

d)      Troponin test

 

28.   In immunohistochemistry, what is the purpose of using a primary antibody?

a)       To bind specifically to the antigen of interest

b)      To amplify the signal for visualization

c)       To block nonspecific binding sites

d)      To neutralize interfering substances

 

29.   Which of the following tests is used to assess liver function and diagnose liver diseases?

a)       Amylase

b)      Aspartate aminotransferase (AST)

c)       Complete blood count (CBC)

d)      C-reactive protein (CRP)

 

30.   In a flow cytometry analysis, which parameter is commonly measured to identify different cell populations?

a)       Cell size

b)      Cell shape

c)       Cell surface markers

d)      Cell metabolic activity

 

31.   Which of the following tests is used to diagnose diabetes and monitor blood glucose levels?

a)       Hemoglobin A1c (HbA1c)

b)      Lipid profile

c)       Prothrombin time (PT)

d)      Urinalysis

 

32.   Which of the following tests is used to assess kidney function by measuring the glomerular filtration rate?

a)       Creatinine clearance test

b)      C-reactive protein (CRP) test

c)       Troponin test

d)      Prothrombin time (PT) test

 

33.   Which of the following reagents is commonly used in the Western blotting technique?

a)       Sodium citrate

b)      Ethidium bromide

c)       Antibodies

d)      Coomassie Brilliant Blue

 

34.   In a complete blood count (CBC), which parameter provides information about the size of red blood cells?

a)       Hemoglobin concentration

b)      Mean corpuscular volume (MCV)

c)       Platelet count

d)      White blood cell count

 

35.   What is the typical result of a positive Monospot test?

a)       Agglutination of red blood cells

b)      Presence of rheumatoid factor

c)       Elevated levels of troponin

d)      Antibodies against the Epstein-Barr virus

 

36.   Which of the following is an example of a tumor marker commonly used in cancer diagnosis?

a)       Amylase

b)      Alpha-fetoprotein (AFP)

c)       Alanine aminotransferase (ALT)

d)      Antinuclear antibodies (ANA)

 

37.   The measurement of glycated hemoglobin (HbA1c) is used to assess long-term control of:

a)       Blood glucose levels

b)      Blood cholesterol levels

c)       Liver function

d)      Blood pressure

 

38.   What is the primary purpose of a reference range in laboratory testing?

a)       To determine the sensitivity of the test

b)      To establish the cutoff value for a positive result

c)       To compare an individual's test results to a healthy population

d)      To assess the precision and accuracy of the testing method

 

39.   Which of the following tests is used to evaluate the adequacy of anticoagulation therapy with warfarin?

a)       Partial thromboplastin time (PTT)

b)      International normalized ratio (INR)

c)       Prothrombin time (PT)

d)      D-dimer test

 

40.   What is the typical result of a positive Rheumatoid Factor (RF) test?

a)       Presence of autoantibodies associated with rheumatoid arthritis

b)      Elevation of liver enzymes

c)       Increased concentration of C-reactive protein (CRP)

d)      Antibodies against nuclear antigens

 

41.   Which of the following tests is used to diagnose autoimmune disorders such as systemic lupus erythematosus (SLE)?

a)       Antinuclear antibody (ANA) test

b)      Prostate-specific antigen (PSA) test

c)       Human chorionic gonadotropin (hCG) test

d)      Alanine aminotransferase (ALT) test

 

42.   Which of the following reagents is commonly used in the polymerase chain reaction (PCR) technique?

a)       Reverse transcriptase

b)      Primers

c)       Agarose gel

d)      Antibodies

 

43.   Elevated levels of which cardiac biomarker indicate damage to the heart muscle?

a)       Creatinine

b)      Troponin

c)       Gamma-glutamyl transferase (GGT)

d)      Albumin

 

44.   In a serological test for hepatitis B, the presence of which antigen indicates an active infection?

a)       HBsAg

b)      HBeAg

c)       HBcAg

d)      Anti-HBs

 

45.   Which of the following tests is used to detect the presence of specific genetic mutations associated with hereditary diseases?

a)       Polymerase chain reaction (PCR)

b)      Western blotting

c)       Fluorescence in situ hybridization (FISH)

d)      Southern blotting

 

46.   Which of the following tests is used to evaluate thyroid function?

a)       Prothrombin time (PT)

b)      Complete blood count (CBC)

c)       Thyroid-stimulating hormone (TSH)

d)      Alkaline phosphatase (ALP)

 

47.   What is the primary purpose of a control sample in laboratory testing?

a)       To ensure the accuracy and precision of the test method

b)      To determine the reference range for the test

c)       To compare an individual's test results to a healthy population

d)      To assess the sensitivity and specificity of the test

 

48.   Which of the following tests is used to diagnose Helicobacter pylori infection?

a)       Stool antigen test

b)      Urinalysis

c)       Lipid profile

d)      Erythrocyte sedimentation rate (ESR)

 

49.   Which of the following tests is used to assess coagulation disorders and monitor heparin therapy?

a)       Prothrombin time (PT)

b)      Partial thromboplastin time (PTT)

c)       Alanine aminotransferase (ALT)

d)      C-reactive protein (CRP)

 

 

 

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