#1
Which of the following is a commonly used anticoagulant in laboratory tests?
Heparin
Insulin
Epinephrine
Glucagon
#2
What is the most common method for measuring glucose levels in blood?
ELISA
Western blotting
Glucose oxidase method
Polymerase chain reaction (PCR)
#3
Which of the following is NOT a component of a complete blood count (CBC) test?
Hemoglobin
Platelet count
C-reactive protein
White blood cell count
#4
What is the primary purpose of quality control in laboratory testing?
To maintain consistency and accuracy of test results
To increase the cost of testing procedures
To reduce the number of tests performed
To speed up the testing process
#5
Which of the following is a commonly used test to diagnose diabetes mellitus?
Hemoglobin A1c (HbA1c)
Troponin test
Thyroid function test
C-reactive protein (CRP) test
#6
What is the primary function of a centrifuge in laboratory medicine?
To measure pH levels
To separate components of a liquid sample
To measure blood pressure
To detect antibodies
#7
Which of the following laboratory tests is used to assess kidney function?
Troponin test
Creatinine clearance test
HbA1c test
Thyroid function test
#8
What does the term 'pre-analytical phase' refer to in laboratory medicine?
The phase involving sample analysis
The phase before sample analysis
The phase after sample analysis
The phase involving instrument calibration
#9
Which of the following analytes is measured by a prothrombin time (PT) test?
Glucose
Cholesterol
Blood clotting time
Thyroid hormone
#10
In laboratory medicine, what does the term 'reference range' signify?
The range of values expected in healthy individuals for a particular test
The range of values that require immediate medical attention
The range of values that are considered abnormal
The range of values determined by the equipment manufacturer
#11
Which of the following is an example of a qualitative laboratory test?
Complete blood count (CBC)
Glucose measurement
Urinalysis
Polymerase chain reaction (PCR)
#12
What does the acronym CLIA stand for in the context of laboratory regulation?
Clinical Laboratory International Accreditation
Clinical Laboratory Improvement Amendments
Chemical Laboratory Inspection Agency
Clinical Laboratory Internal Assessment
#13
Which of the following is NOT a characteristic of a reliable laboratory test?
Precision
Accuracy
Sensitivity
Ambiguity
#14
Which of the following is NOT a common method for analyzing urine samples in the laboratory?
Dipstick test
Microscopic examination
Gas chromatography-mass spectrometry (GC-MS)
Urinalysis
#15
Which of the following tests is used to evaluate liver function?
Troponin test
Thyroid function test
Alanine aminotransferase (ALT) test
HbA1c test
#16
Which of the following is a characteristic of a reliable reference laboratory?
Provides results quickly without verification
Uses outdated equipment
Participates in proficiency testing programs
Does not follow quality control procedures
#17
Which of the following is a characteristic of a well-designed laboratory information system (LIS)?
Limited accessibility to authorized personnel only
Lack of integration with other hospital systems
Inability to generate reports
Efficient management of patient data