Chapter 14 Flashcards
1
Q
- Which of the following should a health care worker do before using reagent strips and/or controls in point of care testing?
A. Check the date that the bottle was opened
B. Ensure the reagents and/or controls have been stored property
C. Check the expiration date
D. All of the above
A
D. All of the above
2
Q
- What is troponin T?
A. An instrument that is used to test T4
B. A protein that is used to detect heart damage
A
B. A protein that is used to detect heart damage.
3
Q
- Which of the following terms is synonymous with POCT?
A. Blood culture testing
B. Near patient testing
A
B. Near patient testing
4
Q
- Most rapid methods for glucose testing require:
A. Skin puncture blood
B. Red blood cells
A
A. Skin puncture blood
5
Q
- Which of the following refers to the term hematocrit?
A. Hct, crit
B. High
A
A. Hct, crit
6
Q
- Which of the following blood assays can assist in the diagnosis ad evaluation of anemia?
A. Hemoglobin
B. Troponin T
A
A. Hemoglobin
7
Q
- In the point of care testing, which of the following conditions can cause erroneous results in glucose testing?
A. Outdated reagents
B. Calibrators are not used
C. Wrong volume of specimen is collected
D. All of the above
A
D. All of the above
8
Q
- In terms of quality control procedures , SD stands for:
A. Shared diameter
B. Standard deviation
A
B. Standard deviation
9
Q
- Which of the following is released from pancreas and has major effect on blood glucose levels?
A. Insulin
B. Renin
A
A. Insulin
10
Q
- Interpretation of a quality control chart is based on the fact that for a normal distribution:
A. 99% of the value are within 3 SD of the mean
B. 99% of the value are within 3 SD of the mean
A
A. 99% of the value are within 3 SD of the mean
11
Q
- Na+,Cl_, and K+ are usually referred to as:
A. Electrolytes
B. Blood gases
A
A. Electrolytes
12
Q
- The SureStepFlexx meter is used to test:
A. Heart damage
B. Glucose
A
B. Glucose
13
Q
- All POCT analyzers require:
A. Gloves
B. Reagent strips
A
A. Gloves
14
Q
- Control material should be analyzed how many times in order to determine the mean and SD?
A. 10 to 15
B. 20 to 30
A
B. 20 to 30
15
Q
- In POCT quality control, tolerance limits are determined by pooling the data obtained during which test period?
A. 30 day test period
B. 40 day test period
A
A. 30 day test period
16
Q
- Which of the following is recommended to use to routinely clean the POCT instruments?
A. Is glycemic
B. Is too acidic or too alkaline
A
B. Is too acidic or too alkaline
17
Q
- The cholestech LDX system measures:
A. Total cholesterol
B. Cholesterol and bilirubin
A
A. Total cholesterol
18
Q
- Which of the following is referred to as “bad cholesterol”?
A. HDL cholesterol
B. LDL cholesterol
A
B. LDL cholesterol
19
Q
- A QC chart in the clinical laboratory is based on the fact that for a normal distribution, what percentage of the values about the mean should be within +/-2 SD?
A. 95%
B. 99%
A
A. 95%
20
Q
- The CoaguChek system measures which of the following?
A. PT
B. Glucose
A
A. PT
21
Q
- In laboratory abbreviations, PCV stands for:
A. Prothrombin corpuscular volume
B. Packed cell volume
A
B. Packed cell volume
22
Q
- A less than normal number of erythrocytes in a patient is referred to as:
A. Polycythemia
B. Anemia
A
B. Anemia
23
Q
- The hemoglobin A1c assay is used to monitor a patient’s:
A. Blood glucose level
B. Blood hematocrit level
A
A. Blood glucose level
24
Q
- Which of the following measures a cardiac monitoring analyte?
A. CoaguChek System
B. TROPT sensitive rapid assay
A
B TROPT sensitive rapid assay
25
Q
- The PT and INR testing is used in glucose monitoring.
True or false
A
False
26
Q
- A cardiac POCT is the ROCHE TROPT rapid assay.
True or false
A
True
27
Q
- Hct is the same as packed cell volume.
True or false
A
True
28
Q
- Hematocrit values are obtained to aid in the diagnosis of diabetes mellitus.
True or false
A
False
29
Q
- High density lipoprotein is referred to as the “good cholesterol”.
True or False
A
True
30
Q
- Triglycerides are fatty acids and glycerol that circulate in the blood.
True or false
A
True
31
Q
- A test for the maintenance of blood glucose levels is the troponin T test.
True or false
A
False
32
Q
- Hemoglobin is the same as hematocrit.
True or false
A
False
33
Q
- The purpose of EQC is to test the electronics of a POCT instrument.
True or false
A
True
34
Q
- Diabetes mellitus is an acute disease , not a chronic disease.
True or false
A
False