PCT CH 16: EKG

Front

Tachycardia is defined as

Back

a faster than normal heart rate.

Front

Bradycardia is defined as

Back

a slower than normal heart rate.

Front

Systole is defined as

Back

the contraction of the chambers of the heart.

Front

On an electrocardiographic recording, five 5-mm boxes are seen between the R waves. What is the patient’s heart rate in beats/min?

Back

60

Front

If the electrocardiographic recording appears as a series of small uniform spikes in the baseline, the PCT should

Back

check for nearby electric appliances.

Front

If the electrocardiographic recording appears with the baseline rising and falling, the PCT should

Back

check electrode attachment.

Front

If the electrocardiographic recording appears as a series of irregular jagged peaks, what should the PCT do?

Back

help the patient relax and stay warm.

Front

Which statement is not true about V-fib? Options: It typically is preceded by V-tach., It results in death quickly if not treated effectively., It may lead to asystole.

Back

The patient can be stabilized with powerful cardiovascular medications.

Front

The greatest deflection from the baseline on the ECG is the

Back

QRS complex.

Front

Which deflection from the baseline represents the repolarization of the ventricles?

Back

T wave