ECG Interpretation Vocabulary Workbook Quiz

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What is the normal origin of a Supraventricular rhythm?

AV node

Bundle of His

SA node (correct)

Ventricricle

Which part of the heart experiences depolarization during a P wave?

Purkinje fibers

AV node

Ventricle

Atria (correct)

Which type of rhythm comes from above the AV node?

Escape

Ventricular

Supraventricular (correct)

Junctional

What characterizes a Ventricular rhythm?

"Wide" QRS shape Signup and view all the answers

When does an Escape rhythm typically occur?

Late Signup and view all the answers

What is a common characteristic of a Junctional escape rhythm in dogs?

60-80 bpm Signup and view all the answers

What term is used to describe the paired beats that look different from each other but occur repeatedly at regular intervals?

Bigeminy Signup and view all the answers

Which type of beats are happening between the circled beats in the text?

Normal sinus complexes Signup and view all the answers

In what rhythm are multifocal VPC's seen?

Atrial fibrillation Signup and view all the answers

Which symptom is NOT mentioned in the text as a consequence of the described rhythm?

Edema Signup and view all the answers

What is the ultimate recommendation for patients experiencing the described rhythm in the text?

Pacemaker implantation Signup and view all the answers

How are the ventricular escapes described in comparison to normal sinus beats?

Wide and bizarre Signup and view all the answers

What is the main characteristic of the wave forms in the described rhythm?

Narrow and smaller Signup and view all the answers

In the mentioned rhythm, are the p waves associated or disassociated from the QRS complexes?

Disassociated regardless of QRS complexes Signup and view all the answers

What type of block is indicated by the absence of a p wave for every QRS complex in this rhythm?

AV block Signup and view all the answers

Which of the following describes the heart rate associated with this rhythm?

Slow Signup and view all the answers

Based on the symptoms described, what is the most likely type of arrhythmia?

Junctional escape rhythm Signup and view all the answers

What is the treatment typically recommended for the described rhythm?

Implanting a pacemaker Signup and view all the answers

What is the slowest of the pacemakers in the heart?

Purkinje fibers of the ventricles Signup and view all the answers

In a right bundle branch block, what is in front of every QRS complex?

P wave Signup and view all the answers

Which arrhythmia is characterized by wide and bizarre QRS complexes?

Right bundle branch block Signup and view all the answers

What are the purkinje fibers compared to in terms of electrical activity between the ventricles?

Faster in right ventricle than left ventricle Signup and view all the answers

Do right bundle branch blocks generally require treatment?

No, considered benign and don't require treatment Signup and view all the answers

In right bundle branch block, what does the wide bizarre QRS complex look like?

"M" with a prominent downward deflection Signup and view all the answers

What type of beats occur right after the long pause in the ECG tracing described?

Junctional escape beats Signup and view all the answers

Where do the junctional escape beats originate from in the heart?

Junction between atria and ventricles Signup and view all the answers

What is missing from the ECG complex when junctional escape beats occur?