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The primary function serum albumin in the peripheral blood is to
Anonymous Quiz
52%
Maintain colloidal osmotic pressure
13%
Increase antibody production
16%
Increase fibrinogen formation
19%
Maintain blood viscosity
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Quantitation of Na+ and K+ by ion-selective electrode is the standard method because
Anonymous Quiz
38%
Dilution is required for flame photometry
21%
There is no lipoprotein interference
30%
Of advances in electrochemistry
11%
Of the abscence of an internal standard
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The anion gap is useful for quality control of laboratory results for
Anonymous Quiz
14%
Amino acids and proteins
26%
Blood gas analyses
50%
Sodium, potassium, chloride, and total CO2
10%
Calcium, phosphorus, and magnesium
The buffering capacity of blood is maintained by a reversible exchange process between bicarbonate and
Anonymous Quiz
34%
Sodium
25%
Potassium
31%
Chloride
11%
Calcium
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What steps are taken when the results of reagent strip QC are outside of the stated confidence limits?
Anonymous Quiz
16%
Check the expiration date of the reagent strip
13%
Run a new control
9%
Open a new reagent strips container
62%
All of the above
When a new bottle of QC material is opened, what
information is placed on the label?
information is placed on the label?
Anonymous Quiz
5%
The supervisor’s initials
31%
The lot number
38%
The date and the laboratory worker’s initials
26%
The time the bottle was opened
Employers are required to provide free immunization for:
Anonymous Quiz
28%
HIV
15%
HTLV-1
48%
HBV
8%
HCV
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The best way to break the chain of infection is:
Anonymous Quiz
18%
Decontamination
44%
Personal protective equipment
8%
Aerosol prevention
31%
Hand sanitizing
An employee who is accidentally exposed to a possible blood-borne pathogen should immediately
Anonymous Quiz
19%
Receive HIV prophylaxis
22%
Report to a supervisor
39%
Clean the area with disinfectant
20%
Flush the area with water
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A patient with oliguria might progress to having:
Anonymous Quiz
17%
Nocturia
28%
Polyuria
16%
Polydipsia
39%
Anuria
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All of the following are characteristics of recommended
urine containers except:
urine containers except:
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15%
A flat bottom
26%
A capacity of 50 mL
41%
A snap-on lid
18%
Are disposable
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Labels for urine containers are:
Anonymous Quiz
39%
Attached to the container
10%
Attached to the lid
43%
Placed on the container prior to collection
8%
Not detachable
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Prolonged exposure of a preserved urine specimen to light will cause:
Anonymous Quiz
18%
Increased cells and casts
38%
Decreased bilirubin
32%
Increased bacteria
12%
Decreased glucose
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The primary cause of unsatisfactory results in an unpreserved routine specimen not tested for 8 hours is:
Anonymous Quiz
16%
Chemical oxidation
22%
Decreased pH
20%
Glycolysis
42%
Bacterial growth
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The most sterile specimen collected is a:
Anonymous Quiz
17%
Catheterized
57%
Midstream clean-catch
7%
Three-glass
19%
Suprapubic aspiration
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The fluid leaving the glomerulus has a specific gravity of:
Anonymous Quiz
23%
1.005
37%
1.010
26%
1.015
14%
1.020
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