LM

Most critical step in all phases of testing:

Patient identification

Generally, what is the focus of both LEAN principles and the Six Sigma methodology?

Process improvement

Percentage of accuracy of a greenbelt member in the Lean Six sigma team?

20%

In LEAN six sigma, team member is

Green

The physician ordered these tests for the patient: CBC, FBS, Lipid profile, PT, APTT. What is the order of draw using ETS?

Blue-Red-Lavender

Term used when comparing patient results to previous results:

Delta check

Quality control is under what phase:

Analytical

Proteins, carbohydrates, and lipids are the 3 major biochemical compounds of the human metabolism. What is the element that distinguishes proteins from carbohydrate and lipid compounds?

Nitrogen

Proteins may become denatured when subjected to mechanical agitation, heat, or extreme chemical treatment. How are proteins affected by denaturation?

Alteration in tertiary structure

What is the basis for the Kjedahl technique for the determination of serum total protein?

Quantification of the nitrogen content of protein

When quantifying serum total proteins, upon what is the intensity of the color produced in the biuret reaction dependent?

Number of peptide bonds

In serum protein electrophoresis, when a barbital buffer of pH 8.6 is employed, what protein fraction will migrate the fastest toward the anode?

Albumin

An increase in alpha2-globulin together with a decrease in albumin indicates what condition

Nephrotic syndrome

In what condition would an increased level of serum albumin be expected?

Dehydration

Which of the following protein methods has the highest analytical sensitivity

Folin-Lowry

High serum total protein but low albumin is usually seen in:

Multiple myeloma

Which of the following dyes is the most specific for measurement of albumin

Bromocresol green

At pH 8.6, proteins are ___ charged and migrate toward the ____.

Negatively, anode

Which of the following plasma proteins is not manufactured by the liver?

IgG

Serum protein electrophoresis is routinely performed on the serum obtained from the clotted blood specimen. If a plasma specimen is substituted for serum, how will the electrophoresis be affected?

Electrophoresis will show an extra fraction in the beta-gamma region