Exam #2 Review Question Flashcards
Which of the following is not a key component to providing high quality laboratory result?
Non-validated testing method
In addition to blood and urine =, the major types of body fluid specimens that can be tested by the clinical lab include:
A,b,andc,
Synovial fluid, cerebrospinal fluid
Peritoneal fluid, pericardial fluid
Sweat,seminal
The introduction of routine QC in the clinical laboratory was enacted by:
CLIA
The allows for a comprehensive and highly structure approach for quality management:
ISO 15189
A (periodic performance review (PPR)) is required for lab (accreditation) by:
TJC
Six sigma manage focuses on:
Reduction of variability in lab results
Cap quality assessment considerations are all of the following except:
Use of expired reagent
Which of the following is not an active error?
No interface with technology
All of the following are examples of latent error except:
Errors with data entry
Most laboratory errors are related to:
None of these
Is not Pre-examination, is not examination is not poster-examination
Which of the following is (not a pre-analytical error)?
Wrong assay performed
All of the following are examples of analytical error except:
LIS incompatibility
All of the rolling are examples of post analytical errors except:
Oversight of instrument flags
Participation with another lab using the same method or another method
External split sample
Analyzing the same sample over time to asses reproducibility and stability of a method:
Audit sample
Documentation of QC includes:
Proficiency testing
How close a test result is to the true value:
Accuracy
How close the test results are to one another when repeated analyses of the same material are performed.
Precision
Those who have a negative test result and who do not have the disease
True Negative
Those patients who have a positive test results and who also have the disease in question:
True positive
The proportion of cases with a specific disease or condition that gives a positive test result
Sensitivity
The proportion of cases with absence of the specific disease or condition that gives a negative test result:
Specificity
The average of a group of numbers:
Mean
A measure in the variability in a data set:
Standard deviation
All of the following are non- analytical doctors in quality assessment except:
Quality control material
All of the following are causes of pre-analytical errors in phlebotomy except:
Performance errors of the requested laboratory analyses
Blood collected right after a meal:
Post-prandial specimen
The vein of choice for obese patients is:
Cephalic
The venous condition is a result of inflammation and disease of the interstitial substances:
Sclerosed
This condition may cause veins to be difficult to palpate or locate and specimen may be contaminated with fluid.
Edema
Tourniquet pressure and fist pumping may cause:
Hemo-concentration
Small, red, smooth, hemorrhagic spot appearing on a patient’s skin:
Petechiae
Which of following following is not a common cause of hemolysis?
Bevel opening is partially in the vain
