Exam 19: Bundle Branch Block

LBBB can be caused by anterior wall MI; hypertensive heart disease; aortic stenosis; degenerative changes of the conduction system; or thickened, stiffened, or weakened heart muscle (cardiomyopathy).

(True/False)

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Question 21

The QRS complex is normally seconds in duration and the mean QRS axis lies between ____.

(Multiple Choice)

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Question 22

In RBBB, the right ventricle is depolarized via the:

(Multiple Choice)

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Question 23

To diagnose left bundle branch block check for wide, tall, slurred R waves in leads:

(Multiple Choice)

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Question 24

RBBB occurs when conduction through the:

(Multiple Choice)

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Question 25

When we see two R waves, we name them in sequential order, the:

(Multiple Choice)

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Question 26

In bundle branch block, QRS complexes having two peaks occur because:

(Multiple Choice)

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Question 27

Deep S waves in V1, V2 and tall R waves during depolarization of the left ventricle represent the electrical dominance of the:

(Multiple Choice)

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Question 28

Showing 21 - 28 of 28

LBBB can be caused by anterior wall MI; hypertensive heart disease; aortic stenosis; degenerative changes of the conduction system; or thickened, stiffened, or weakened heart muscle (cardiomyopathy).

The QRS complex is normally seconds in duration and the mean QRS axis lies between ____.

In RBBB, the right ventricle is depolarized via the:

To diagnose left bundle branch block check for wide, tall, slurred R waves in leads:

RBBB occurs when conduction through the:

When we see two R waves, we name them in sequential order, the:

In bundle branch block, QRS complexes having two peaks occur because:

Deep S waves in V1, V2 and tall R waves during depolarization of the left ventricle represent the electrical dominance of the:

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

Pacemakers and Implanted Cardioverter-Defibrillators

12 Lead ECGS

Atrial Enlargement and Ventricular Hypertrophy

Myocardial Ischemia and Infarction

Other Cardiac Conditions and the ECG

Putting It All Together

Filters

Exam 19: Bundle Branch Block

LBBB can be caused by anterior wall MI; hypertensive heart disease; aortic stenosis; degenerative changes of the conduction system; or thickened, stiffened, or weakened heart muscle (cardiomyopathy).

The QRS complex is normally ______ seconds in duration and the mean QRS axis lies between __________.

In RBBB, the right ventricle is depolarized via the:

To diagnose left bundle branch block check for wide, tall, slurred R waves in leads:

RBBB occurs when conduction through the:

When we see two R waves, we name them in sequential order, the:

In bundle branch block, QRS complexes having two peaks occur because:

Deep S waves in V1, V2 and tall R waves during depolarization of the left ventricle represent the electrical dominance of the:

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

Pacemakers and Implanted Cardioverter-Defibrillators

12 Lead ECGS

Atrial Enlargement and Ventricular Hypertrophy

Myocardial Ischemia and Infarction

Other Cardiac Conditions and the ECG

Putting It All Together

Filters

The QRS complex is normally seconds in duration and the mean QRS axis lies between ____.