Exam 12: Waived Testing and Collection of Non-Blood Specimens

The Strep screening test is commonly performed on what specimen?

An erythrocyte sedimentation rate is

Levels of laboratory testing complexity were established by

A specimen is tested for occult blood and was found to be positive. A brief history on the patient revealed that he had recently had a meal that included steak with horseradish dressing. What is the most appropriate course of action?

The testing classification that is abbreviated PPMP indicates that these tests can be performed by

Erythrocyte sedimentation rates may be performed on blood up to

Upon removing a reagent strip from its container, you notice that the urobilinogen pad is discolored. What could this indicate? (check all that apply) i. the strip may be out-of-date ii. the strip was used and put back iii. the container may have been left open iv. this is the normal color for urobilinogen pads

The best urine specimen to use for general health assessment is the

False positive results may occur in the fecal occult blood test if patients have ingested (check all that apply) i. alcohol ii. bananas iii. milk iv. horseradish

Factors that affect the results of an erythrocyte sedimentation rate include (check all that apply)

Tests that are classified as "Waived"include (check all that apply)

Patients collecting stool specimens for fecal occult blood should be told to avoid ingesting (check all that apply) i. alcohol ii. aspirin iii. diet drinks iv. vitamin C

If urine cannot be delivered to the laboratory within one hour for routine testing it should be (check all that apply) i. refrigerated but not frozen ii. kept at room temperature iii. transferred to a grey stoppered urine tube iv. transferred to a yellow-red stoppered urine tube

A sputum specimen is collected when

Testing for human chorionic gonadotropin assesses the status of

A microhematocrit is

A microhematocrit may be performed on blood (check all that apply) i. directly from a dermal puncture ii. collected in a microcollection container iii. collected in an evacuated EDTA tube iv. oosing from the venipuncture site

A strep screen test is performed by

The most convenient urine specimen to collect is the

Chemicals that react with a particular substance in urine to produce a color change are called: