Clinical Chemistry

What is the first and most important step in specimen collection?

• Greet the patient

• Proper patient identification

• Label the materials needed

• Introduce self as the phlebotomist

Beer’s Law states that the concentration of a substance is ______ proportional to the logarithm of transmitted light.

• Directly

• Inversely

• Equally

• Almost

Based on the ORDER of DRAW, which should be the last to be filled?

• Red

• Lavender

• Blue

• Yellow

Random error includes the following except:

• Temperature fluctuation

• Pipetting error

• Mislabeling of sample

• Deteriorated reagents

National Reference Laboratory for Clinical Chemistry

• East Avenue Medical Center

• Lung Center of the Philippines

• National Kidney and Transplant Institute

• Philippine Council of Quality Assurance of Clinical Laboratories

Which method allows separation of charged particles based on the rates of migration in an electric field?

• Thin Layer Chromatography

• Electrophoresis

• Ion-exchange Chromatography

• Nephelometry

• Electroendosmosis

Which of the following tubes contain HEPARIN?

• Red top

• Lavender top

• Blue top

• Green top

• Yellow top

Which of the following tests strictly requires 8-12 hours fasting?

• Creatinine

• Triglycerides

• Total Protein

• Uric acid

Which of the following is also known as the BAD Cholesterol?

• Low Density Lipoprotein

• High Density Lipoporotein

• Triglycerides

• Very Low Density Lipoprotein

• Chylomicrons

Which analyte will be increased if a patient has GOUT

• Blood urea nitrogen

• Creatinine

• Uric Acid

• Ammonia

• Total cholesterol