#1
Which specimen is commonly used for glucose testing?
Serum
Urine
Cerebrospinal fluid
Sputum
#2
Which of the following is an example of a non-invasive specimen collection method?
Venipuncture
Skin biopsy
Saliva collection
Bone marrow aspiration
#3
Which of the following is a common method for collecting a urine specimen?
Throat swab
Arterial puncture
Midstream clean-catch
Nasal swab
#4
What is the purpose of collecting a CSF (Cerebrospinal fluid) specimen?
Assess cardiac function
Detect respiratory infections
Evaluate neurological conditions
Analyze urine composition
#5
Which anticoagulant is commonly used for blood cell counting in a hematology analyzer?
EDTA
Heparin
Sodium citrate
Potassium oxalate
#6
What is the primary purpose of a blood culture?
Quantify red blood cell count
Isolate and identify bacteria in the bloodstream
Measure glucose levels
Analyze clotting factors
#7
Which anticoagulant is commonly used for blood coagulation studies?
EDTA
Heparin
Sodium citrate
Potassium oxalate
#8
What does the term 'cytology' refer to in clinical diagnostics?
Study of cells
Study of bacteria
Study of viruses
Study of fungi
#9
Which specimen is typically used for cholesterol testing?
Plasma
Stool
Synovial fluid
CSF (Cerebrospinal fluid)
#10
What is the purpose of a fecal occult blood test?
Detect gastrointestinal bleeding
Quantify red blood cell count
Measure liver enzymes
Analyze urine composition
#11
Which analyte is commonly measured in a basic metabolic panel (BMP)?
Troponin
Creatine kinase
Sodium
Thyroid-stimulating hormone (TSH)
#12
Which type of blood specimen is preferred for hematology studies?
Plasma
Serum
Whole blood
Platelet-rich plasma
#13
What is the purpose of a sweat chloride test in clinical diagnostics?
Evaluate kidney function
Assess liver enzymes
Diagnose cystic fibrosis
Analyze blood clotting
#14
What is the primary purpose of a buccal swab specimen?
Assess liver function
Detect respiratory infections
Collect DNA samples
Analyze blood clotting
#15
In urine analysis, what does the term 'specific gravity' indicate?
Concentration of electrolytes
Acidity of urine
Concentration of solutes in urine
Presence of glucose in urine
#16
What is the primary purpose of collecting a sputum specimen?
Evaluate kidney function
Assess liver enzymes
Detect respiratory infections
Analyze blood clotting
#17
In clinical diagnostics, what does PCR stand for?
Protein Concentration Ratio
Polymerase Chain Reaction
Pathogen Classification and Recognition
Patient Care Report
#18
What is the primary purpose of a throat swab specimen?
Evaluate liver function
Detect respiratory infections
Assess kidney enzymes
Analyze clotting factors
#19
In immunoassays, what is the role of a 'capture antibody'?
Detect the presence of antigens
Amplify DNA
Tag radioactive isotopes
Bind specifically to antigens of interest
#20
What is the primary purpose of collecting a synovial fluid specimen?
Assess lung function
Detect joint infections or inflammation
Evaluate liver enzymes
Analyze clotting factors
#21
Which molecular technique is used for DNA amplification in the laboratory?
ELISA (Enzyme-Linked Immunosorbent Assay)
Western blot
RT-PCR (Reverse Transcription Polymerase Chain Reaction)
Flow cytometry
#22
Which type of specimen is commonly used for testing drug levels in the body?
Hair
Saliva
Stool
Synovial fluid
#23
In serological testing, what does the term 'titer' refer to?
Dilution factor of a sample
Temperature at which a reaction occurs
Specific gravity of urine
Concentration of red blood cells
#24
What is the primary purpose of a bronchoalveolar lavage (BAL) specimen?
Assess liver function
Detect respiratory infections
Evaluate lung conditions
Analyze blood clotting
#25
In molecular diagnostics, what is the role of primers in PCR?
Detect the presence of DNA
Initiate DNA replication
Bind specifically to RNA
Amplify target DNA sequences