NWCA CET TEST QUESTIONS AND CORRECT
ANSWERS
Question 1
Which is not a step in 12 lead ECG interpretation
Correct Answer
Determine if rhythm is regular or irregular,rate, analyze P waves, measure PR
interval, measure QRS interval
Question 2
The normal ST segment is
Correct Answer
isoelectric , flat on the baseline
Question 3
Depolarization is
Correct Answer
Cell become less negative and contract
Question 4
A patient is short of breath and his nurse tells you he must have the head on the bed
and 90° for his 12 leads
Correct Answer
Reposition patient to 90° and document the EKG done at 90°
Question 5
Each large box, which is five small boxes on the ECG is equal to
Correct Answer
0.20 seconds
Page 1 of 11
, Question 6
Correct calibrator on the ECG machine is evidence by the calibration wave that is
Correct Answer
10mm/mv
Question 7
The learner is caring for a patient with sinus bradycardia the patient's blood pressure
is running low due to decreased cardiac output. What does sinus bradycardia cause a
drop in cardiac output?
Correct Answer
Blood is pumping too slowly to supply blood with enough blood
Question 8
Small abrasive patches with conduct gel from the skin side are
Correct Answer
Applied to pick up product
Question 9
The ECG is a recording of the patient
Correct Answer
How the heart is functioning
Question 10
60 cycle interference is commonly caused by
Correct Answer
External source, lights, motors, alternating current cables
Page 2 of 11
ANSWERS
Question 1
Which is not a step in 12 lead ECG interpretation
Correct Answer
Determine if rhythm is regular or irregular,rate, analyze P waves, measure PR
interval, measure QRS interval
Question 2
The normal ST segment is
Correct Answer
isoelectric , flat on the baseline
Question 3
Depolarization is
Correct Answer
Cell become less negative and contract
Question 4
A patient is short of breath and his nurse tells you he must have the head on the bed
and 90° for his 12 leads
Correct Answer
Reposition patient to 90° and document the EKG done at 90°
Question 5
Each large box, which is five small boxes on the ECG is equal to
Correct Answer
0.20 seconds
Page 1 of 11
, Question 6
Correct calibrator on the ECG machine is evidence by the calibration wave that is
Correct Answer
10mm/mv
Question 7
The learner is caring for a patient with sinus bradycardia the patient's blood pressure
is running low due to decreased cardiac output. What does sinus bradycardia cause a
drop in cardiac output?
Correct Answer
Blood is pumping too slowly to supply blood with enough blood
Question 8
Small abrasive patches with conduct gel from the skin side are
Correct Answer
Applied to pick up product
Question 9
The ECG is a recording of the patient
Correct Answer
How the heart is functioning
Question 10
60 cycle interference is commonly caused by
Correct Answer
External source, lights, motors, alternating current cables
Page 2 of 11
