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Clinical Laboratory Diagnostics Quiz

#1

Which of the following is an example of a routine hematology test?

Complete blood count (CBC)
Explanation

CBC provides detailed information about different blood cells, including red and white blood cells, helping diagnose various conditions.

#2

What is the most common method used for blood glucose measurement?

Capillary blood glucose monitoring
Explanation

Capillary blood glucose monitoring involves pricking the fingertip to measure blood sugar levels, commonly used by individuals with diabetes.

#3

Which of the following is NOT a component of the basic metabolic panel (BMP)?

Albumin
Explanation

BMP includes electrolytes, glucose, and kidney function markers, but not albumin.

#4

Which test measures the function of the thyroid gland?

Thyroid-stimulating hormone (TSH)
Explanation

TSH test assesses the activity of the thyroid gland, helping diagnose thyroid disorders.

#5

Which enzyme is commonly measured to assess liver function?

Alanine aminotransferase (ALT)
Explanation

ALT is a liver enzyme, and elevated levels may indicate liver damage or disease.

#6

Which of the following is a tumor marker for prostate cancer?

PSA
Explanation

Prostate-specific antigen (PSA) is a protein elevated in prostate cancer, aiding in its detection.

#7

What does a Gram stain primarily identify in microbiology?

Bacteria
Explanation

Gram stain helps differentiate bacteria based on their cell wall characteristics, guiding treatment decisions.

#8

Which of the following is a marker for cardiac injury?

Troponin
Explanation

Troponin is released during heart muscle damage, helping diagnose and monitor cardiac events.

#9

Which of the following tests is used to evaluate kidney function?

Blood urea nitrogen (BUN) test
Explanation

BUN measures the level of nitrogen in the blood, indicating kidney function and overall health.

#10

What does a sputum culture primarily identify?

Bacteria
Explanation

Sputum culture helps identify bacteria causing respiratory infections, guiding appropriate antibiotic treatment.

#11

Which test is used to diagnose diabetes mellitus?

Glycosylated hemoglobin (HbA1c) test
Explanation

HbA1c reflects average blood glucose levels over time, aiding in diabetes diagnosis and management.

#12

Which test is used to assess coagulation function?

Prothrombin time (PT)
Explanation

PT measures the time blood takes to clot, assessing coagulation function and guiding anticoagulant therapy.

#13

Which test is used to diagnose Helicobacter pylori infection?

Stool antigen test
Explanation

Stool antigen test detects H. pylori in the feces, assisting in the diagnosis of stomach ulcers and gastritis.

#14

Which of the following is used to monitor therapeutic levels of anticoagulant medications?

International normalized ratio (INR)
Explanation

INR measures blood clotting time, ensuring therapeutic levels of anticoagulants for preventing excessive bleeding.

#15

Which test is used to evaluate the function of the adrenal glands?

Serum aldosterone test
Explanation

Serum aldosterone test assesses aldosterone levels, providing information about adrenal gland function.

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