Question 1

The most widely used pacemaker mode is the:

Accepted Answer

A)  fixed rate. 
B)  demand. 
C)  rate-responsive. 
D)  single chamber. 
A)  fixed rate. 
B)  demand. 
C)  rate-responsive. 
D)  single chamber.

Question 2

Match the following pacemaker components with the function they each perform:
-Output circuitry

Accepted Answer

A) Processes the electrical activity of the heart detected by the pacemaker electrodes 
B) Brain of the pacemaker 
C) Provides energy needed to operate pacemaker 
D) Delivers the pacing impulse to the lead wire 
A) Processes the electrical activity of the heart detected by the pacemaker electrodes 
B) Brain of the pacemaker 
C) Provides energy needed to operate pacemaker 
D) Delivers the pacing impulse to the lead wire

Question 3

Pacemakers must be internally programmed via a surgical procedure.

Accepted Answer

A) True 
 B)False

Question 4

Failure to sense can be recognized by

Accepted Answer

A)  the presence of pacemaker spikes that are not followed by P waves or by broad QRS complexes. 
B)  an absence of pacemaker spikes in the presence of a heart rate that is slower than the rate set for the pacemaker. 
C)  ECG pacemaker spikes that fall where they shouldn't. 
D)  a tachycardia with a pacemaker spike preceding each QRS complex on the EGG. 
A)  the presence of pacemaker spikes that are not followed by P waves or by broad QRS complexes. 
B)  an absence of pacemaker spikes in the presence of a heart rate that is slower than the rate set for the pacemaker. 
C)  ECG pacemaker spikes that fall where they shouldn't. 
D)  a tachycardia with a pacemaker spike preceding each QRS complex on the EGG.

Question 5

The biventricular pacemaker employs three leads: one is placed in the right atrium, one is located in the right ventricle, and the last one is inserted through the coronary sinus to pace the free wall of the left ventricle.

Accepted Answer

A) True 
 B)False

Question 6

In this mode the ventricle is paced and sensed. If spontaneous cardiac output is detected, then the device is inhibited.

Accepted Answer

A)  DVI 
B)  VVI 
C)  VDD 
D)  DDD 
A)  DVI 
B)  VVI 
C)  VDD 
D)  DDD

Question 7

Another type of pacemaker is the biventricular pacemaker. This pacemaker:

Accepted Answer

A)  delivers cardiac resynchronization therapy. 
B)  paces both the right and left atria. 
C)  is used to defibrillate a heart that does not beat in synchrony, a common problem in patients with heart failure. 
D)  a and b 
A)  delivers cardiac resynchronization therapy. 
B)  paces both the right and left atria. 
C)  is used to defibrillate a heart that does not beat in synchrony, a common problem in patients with heart failure. 
D)  a and b

Question 8

The more complex permanent pacemakers have the ability to sense and/or stimulate both the atrial and ventricular chambers.

Accepted Answer

A) True 
 B)False

Question 9

On the ECG, the firing of a permanent pacemaker and its movement down the lead wire appears as a narrow vertical line referred to as a pacing spike or pacing artifact.

Accepted Answer

A) True 
 B)False

Question 10

Pacemaker spikes appear in all 12 leads.

Accepted Answer

A) True 
 B)False

The most widely used pacemaker mode is the:

Match the following pacemaker components with the function they each perform: -Output circuitry

Pacemakers must be internally programmed via a surgical procedure.

Failure to sense can be recognized by

The biventricular pacemaker employs three leads: one is placed in the right atrium, one is located in the right ventricle, and the last one is inserted through the coronary sinus to pace the free wall of the left ventricle.

In this mode the ventricle is paced and sensed. If spontaneous cardiac output is detected, then the device is inhibited.

Another type of pacemaker is the biventricular pacemaker. This pacemaker:

The more complex permanent pacemakers have the ability to sense and/or stimulate both the atrial and ventricular chambers.

On the ECG, the firing of a permanent pacemaker and its movement down the lead wire appears as a narrow vertical line referred to as a pacing spike or pacing artifact.

Pacemaker spikes appear in all 12 leads.

Anatomy and Electrophysiology of the Heart

The Electrocardiogram

Analyzing the Electrocardiogram

Heart Rate

Regularity

P-Waves

QRS Complexes

PR Intervals

ST Segments, T-Waves, QT Intervals, and U-Waves

Overview of Dysrhythmias

Origin and Clinical Aspects of Sinus Node Dysrhythmias

Origin and Clinical Aspects of Atrial Dysrhythmias

Origin and Clinical Aspects of Junctional Dysrhythmias

Origin and Clinical Aspects of Ventricular Dysrhythmias

Origin and Clinical Aspects of AV Heart Blocks

12 Lead ECGS

Atrial Enlargement and Ventricular Hypertrophy

Bundle Branch Block

Myocardial Ischemia and Infarction

Other Cardiac Conditions and the ECG

Putting It All Together

Filters

Exam 16: Pacemakers and Implanted Cardioverter-Defibrillators

The most widely used pacemaker mode is the:

Match the following pacemaker components with the function they each perform: -Output circuitry

Pacemakers must be internally programmed via a surgical procedure.

Failure to sense can be recognized by

The biventricular pacemaker employs three leads: one is placed in the right atrium, one is located in the right ventricle, and the last one is inserted through the coronary sinus to pace the free wall of the left ventricle.

In this mode the ventricle is paced and sensed. If spontaneous cardiac output is detected, then the device is inhibited.

Another type of pacemaker is the biventricular pacemaker. This pacemaker:

The more complex permanent pacemakers have the ability to sense and/or stimulate both the atrial and ventricular chambers.

On the ECG, the firing of a permanent pacemaker and its movement down the lead wire appears as a narrow vertical line referred to as a pacing spike or pacing artifact.

Pacemaker spikes appear in all 12 leads.

Anatomy and Electrophysiology of the Heart

The Electrocardiogram

Analyzing the Electrocardiogram

Heart Rate

Regularity

P-Waves

QRS Complexes

PR Intervals

ST Segments, T-Waves, QT Intervals, and U-Waves

Overview of Dysrhythmias

Origin and Clinical Aspects of Sinus Node Dysrhythmias

Origin and Clinical Aspects of Atrial Dysrhythmias

Origin and Clinical Aspects of Junctional Dysrhythmias

Origin and Clinical Aspects of Ventricular Dysrhythmias

Origin and Clinical Aspects of AV Heart Blocks

12 Lead ECGS

Atrial Enlargement and Ventricular Hypertrophy

Bundle Branch Block

Myocardial Ischemia and Infarction

Other Cardiac Conditions and the ECG

Putting It All Together

Filters