I-stat portable blood analyzer in austere locations

Question 1

what device is best described as a portable blood analyzer?

Answer 1

I-stat

Question 2

_____________testing is defined as a pathology or laboratory test that is performed at the site of clinical interaction allowing immediate decision regarding treatment.

Answer 2

Point-of-care (POC)

Question 3

T/F One of most important environmental factors that medics must always be cognizant of are extremes in ambient temperature; exposure to extreme temperatures can render results inaccurate.

Answer 3

true

Question 4

what lab values can I-stat measure

Answer 4

cardiac troponin I, electrolytes, blood gas, urea, creatinine, glucose, ionized calcium, and international normalized ratio

Question 5

Test results from the i-STAT are generally available in __ minutes or less.

Answer 5

10

Question 6

T/F Cartridges are each loaded with a sample of the patient’s urine and inserted into the bottom port of the analyzer for analysis.

Answer 6

False, its blood not urine

Question 7

T/F I-stat cartridges must be frozen to maintain their integrity and reliability

Answer 7

false, refrigerated

Question 8

T/F Optimal operating temperature for the i-STAT analyzer is 16—30 oC (61—86oF).

Answer 8

true

Question 9

T/F when drawing a blood sample for an I-stat, it is recommended to have the patient pump their fist multiple times to decrease the chance of missing the vein

Answer 9

false

Question 10

when executing a blood draw for the I-stat on a patient with IV fluids being administered you must draw blood proximal to an iv site

Answer 10

false

Question 11

Prior to using a cartridge, it must be removed from refrigerated storage and kept at room temperature in its protective pouch for at least ___minutes.

Answer 11

5

Question 12

T/F Liquid controls, which are injected into cartridges, verify the cartridges are producing accurate results and should be used each time a new batch of cartridges is opened.

Answer 12

true

Question 13

i-STAT does not recommend the use of ___ cartridges for patients receiving propofol or thiopental sodium.

Answer 13

EC8+

Question 14

when using an I-stat _________and creatine can increase creatinine measurements by 0.20—0.25 mg/dl.

Answer 14

Acetaminophen

Question 15

T/F the I-stat device will function for 15 days with expired software

Answer 15

false

Question 16

what is the ideal method to update an I-stat device without internet connectivity?

Answer 16

from another I-stat device

Question 17

T/F with the I-stat The electronic simulator will fail if high relative humidity interferes with the measurements.

Answer 17

true

Question 18

If the analyzer and simulator have been stored separately in areas where the ambient temperature differs by more than ______, allow the simulator and analyzer to stand in the same place for 30 minutes before inserting the simulator into the analyzer.

Answer 18

3 degrees celsius or 5 degrees F

Question 19

Liquid controls used in a cartridge that measures oxygen concentration must stand at room temperature for a minimum of ___ hours before use; controls for other analytes only need to equilibrate at room temperature for ____ minutes.

Answer 19

4 hours, 30 minutes