Chapter 46
ECGs are most often performed along with the routine annual physical examination every:
5-10 years
LA and RA
Lead I
Which ECG lead records the voltage difference between the left arm and the left leg
Lead III
Fourth intercostal space at left margin of sternum
V2
Fifth intercostal space on left midclavicular line
V4
Horizontal to V4 at left enterior axillary line
V5
Horizontal to V4 at midaxillary line
V6
LL and (RA-LA)
aVF
LA and (RA-LL)
aVL
RA and (LA-LL)
aVR
The first part of the cardiac cycle is called:
atrial depolarization
Ventricular fibrillation is seen in patients with:
cardiac disease
LL and RA
lead II
LL and LA
lead III
Premature ventricular contractions are not commonly seen in patients with:
leukemia
Atrial fibrillation:
produces a heart rate that ranges from 400 to 500 bpm
Who interprets an ECG
provider
Cardiac patients should be instructed to:
take their prescribed medication regularly and report any problems immediately
When placing the ECG electrodes on a patient's lower leg, the connector should point:
up
The bipolar leads are attached to which parts of the body
upper outer arms and inner lower calves
