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Phlebotomy 16-17
| Question | Answer |
|---|---|
| Blood smears from EDTA specimens must be made within what time period after collection to prevent distortion of cell morphology? | Within an hour after collection |
| What term means the metabolic breakdown of sugar within cells | Glycolysis |
| Whole blood specimens collected in EDTA are stable for how long? | 24 hours |
| According to CLSI, what is the maximum amount of time that may be allowed to elapse between collection of a blood sample and seperation of cells from plasma or serum? | 2 hours |
| What is the maximum amount of time a glucose sample collected in a gray tube top can be held at room temperature without loss off viability? | 24 hours |
| Smaller portions of a specimen transferred into separate containers are called what? | Aliquets |
| What problem with a blood sample may be caused by extremes of temperature? | Hemolysis |
| If the stopper is removed from a tube before centrifugation, what effect will this have on the carbon dioxide and pH levels in the sample? | A decrease in CO2 and an increase in pH |
| What tube can be centrifuged immediately after collection? | Heparin Tube |
| What are acceptable samples for laboratory testing? | A cold agglutinin test, transported at 37 degrees |
| A unique identifying number used for cataloging samples in the laboratory is referred to as what kind of number? | Accession |
| What is another name for point of care testing (POCT)? | Alternate site testing |
| What type of therapy is monitored by the activated by the activated clotting time (ACT) test? | High Dose Heparin Therapy |
| What procedure is important when drawing blood at a patient's home and not necessary in a hospital building? | Carrying a cell phone for emergencies |
| A portable instrument for a sample, fast method of testing for anemia measures what? | Hemoglobinometer |
| What agency decides whether a given test is CLIA- waived | FDA |
| Before urinalysis testing, a urine specimen what needs to be done to the sample? | At room temperature and well mixed |
| Blood levels for what analytes are increased in cogestive heart failure? | BNP |
| Blood levels for what analytes rise within 4 hours after an acute myocardial infarction? | Cardiac troponins |
| What is the most common chemistry test performed via POCT? | Glucose |
| Coumadin (warfarin) therapy can be monitered using what test? | PT |
| The detection of HCG in a patient sample is useful in the diagnosis of that condition? | Pregnancy |
| According to CLIA, what is the classification of tests in which the procedure is simple and erroneous results are unlikely? | Waived Level |
| What portion of the ECG depicts ventricular depolarization? | QRS Complex |
| What is the primary pacemaker of the heart? | Sinoarterial Node |
| Bedside glucose testing usually performed on patients with what condition? | Diabetes |
| A laboratory values that is well outside of the designated range is referred to as what? | Panic Value |
| What type of sample is used for an occult blood test? | Stool (Fecal) |
| What type of medication is Aspirin? | NSAID (Antiplatelet) |
| ? is a POCT used to screen for colon cancer and gastric ulcers | FOBT (Fecal Occult Blood Test) |
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