The i-STAT Portable Blood Analyzer in
Austere Locations Expert Field Medical
Badge Written Test Study Guide
What device is best described as a portable blood analyzer? - Answers -i-STAT
_______ is defined as a pathology or laboratory test that is performed at the site of
clinical interaction, in a non-laboratory setting, allowing immediate decision regarding
treatment. - Answers -point of care
T/F: While using an i-STAT device, one of the most important environment factors that
medics must always be cognizant of are extremes in ambient temperatures/exposure to
extreme temperatures can render results inaccurate. - Answers -TRUE
What are lab values the i-STAT can measure? - Answers -1. Cardiac Troponin I
2. Electrolytes
3. Blood gas
4. Urea
5. Creatinine
6. Glucose
7. Ionized calcium
8. International normalized ratio
The results from the i-STAT are generally available in _____ minutes or less. - Answers
-10
T/F: i-STAT cartridges are each loaded with a sample of the patient's urine and inserted
into the bottom port of the analyzer for analysis. - Answers -FALSE
T/F: i-STAT cartridges must be frozen to maintain their integrity and reliability. -
Answers -FALSE
T/F: Optimal operating temperature for the i-STAT is 16—30 ºC (61—86ºF). - Answers -
TRUE
T/F: When executing a blood draw for the i-STAT device on a patient with IV fluids
being administered, you must draw blood proximal to an IV site - Answers -FALSE
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