Question 1

Which of the following correctly reflects examples of ectopic (latent) pacemakers?

Accepted Answer

A)  The SA node and AV junction 
B)  The AV junction and ventricles 
C)  The SA node and right bundle branch 
D)  The AV junction and left bundle branch 
A)  The SA node and AV junction 
B)  The AV junction and ventricles 
C)  The SA node and right bundle branch 
D)  The AV junction and left bundle branch

Question 2

The period during the cardiac cycle when cells cannot respond to a stimulus, no matter how strong, is called the _____ period.

Accepted Answer

A)  depolarized 
B)  supranormal 
C)  relative refractory 
D)  absolute refractory 
A)  depolarized 
B)  supranormal 
C)  relative refractory 
D)  absolute refractory

Question 3

Completion 
-The appearance of coved ("frowny face") ST-segment elevation is called a(n) _______________.

Accepted Answer

acute inju

Question 4

Depolarization is the same as contraction.

Accepted Answer

A) True 
 B)False

Question 5

List three causes of artifact on an ECG tracing.

Accepted Answer

Artifacts may be due to loose

Which of the following correctly reflects examples of ectopic (latent) pacemakers?

The period during the cardiac cycle when cells cannot respond to a stimulus, no matter how strong, is called the _____ period.

Completion -The appearance of coved ("frowny face") ST-segment elevation is called a(n) _______________.

Depolarization is the same as contraction.

List three causes of artifact on an ECG tracing.

Anatomy and Physiology

Sinus Mechanisms

Atrial Rhythms

Junctional Rhythms

Ventricular Rhythms

Atrioventricular Blocks

Pacemaker Rhythms

Introduction to the 12-Lead Electrocardiogram

Posttest

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Exam 2: Basic Electrophysiology

Which of the following correctly reflects examples of ectopic (latent) pacemakers?

The period during the cardiac cycle when cells cannot respond to a stimulus, no matter how strong, is called the _____ period.

Completion -The appearance of coved ("frowny face") ST-segment elevation is called a(n) _______________.

Depolarization is the same as contraction.

List three causes of artifact on an ECG tracing.

Anatomy and Physiology

Sinus Mechanisms

Atrial Rhythms

Junctional Rhythms

Ventricular Rhythms

Atrioventricular Blocks

Pacemaker Rhythms

Introduction to the 12-Lead Electrocardiogram

Posttest

Filters