CRAT - Certified Rhythm Analysis Technician Practice Test
CRAT - Certified Rhythm Analysis Technician CRAT ECG Interpretation 2
On a standard ECG recorded at 25 mm/sec, each large box (5 mm) represents what duration of time?
Select your answer
A
200 ms (0.20 seconds)
B
100 ms (0.10 seconds)
C
400 ms (0.40 seconds)
D
40 ms (0.04 seconds)
Hint
