Question 1

The EKG machine's control feature that might reduce artifact is the ________.

Accepted Answer

Frequency response

Question 2

Chills can cause somatic tremor artifact.

Accepted Answer

A) True 
 B)False  True

Question 3

Which of the following is NOT true about how the heart's electrical impulses result in the printed EKG?

Accepted Answer

A) Heart's impulses are picked up by electrodes on the skin. 
B) The heart impulses are sent through a microphone. 
C) Electrodes send the signal through a cable to an amplifier in the EKG machine. 
D) A digital converter changes the analog signal to a digital one. 
A) Heart's impulses are picked up by electrodes on the skin. 
B) The heart impulses are sent through a microphone. 
C) Electrodes send the signal through a cable to an amplifier in the EKG machine. 
D) A digital converter changes the analog signal to a digital one. B

Question 4

It is possible to have artifact in the midst of a dangerous rhythm.

Accepted Answer

A) True 
 B)False

Question 5

________ is unwanted jitter or interference on the EKG tracing.

Accepted Answer

The answer of ________ is unwanted jitter or interference on...

Question 6

Sometimes,the presence of artifact can be verified by changing the lead.

Accepted Answer

A) True 
 B)False

Question 7

On your sleeping patient's 12-lead EKG,Lead I's waves and complexes are extremely jittery-completely unreadable-as are aVR's.The most likely cause of this is

Accepted Answer

A) heart is on the right side of the body instead of the left. 
B) gain is set too low. 
C) patient has an arrhythmia. 
D) right arm electrode or patch is loose or off. 
A) heart is on the right side of the body instead of the left. 
B) gain is set too low. 
C) patient has an arrhythmia. 
D) right arm electrode or patch is loose or off.

Question 8

The word "somatic" means ________.

Accepted Answer

The answer of The word "somatic" means ________....

Question 9

Artifact in Leads I,III,and aVL is caused by a loose or detached electrode patch or wire on the left arm.

Accepted Answer

A) True 
 B)False

Question 10

If artifact is present in leads I,II,and aVR,the most likely source of the artifact is on the

Accepted Answer

A) right arm. 
B) left arm. 
C) right leg. 
D) left leg. 
A) right arm. 
B) left arm. 
C) right leg. 
D) left leg.

Question 11

Your patient for a 12-lead EKG has artifact in II,III,and aVF.To reduce artifact,you check the patches

Accepted Answer

A) at the 5th ICS,MCL. 
B) at the 4th ICS,LSB. 
C) on the left leg. 
D) on the right arm. 
A) at the 5th ICS,MCL. 
B) at the 4th ICS,LSB. 
C) on the left leg. 
D) on the right arm.

Question 12

Broken recording is caused by ________.

Accepted Answer

Frayed wire; fractur

Question 13

Life-threatening arrhythmias will cause symptoms of decreased cardiac output.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following NOT a method for determining artifact versus a real rhythm?

Accepted Answer

A) Check your patient for signs of decreased cardiac output 
B) Check the wires and patches. 
C) Follow any visible QRS complexes. 
D) Immediately defibrillate the patient. 
A) Check your patient for signs of decreased cardiac output 
B) Check the wires and patches. 
C) Follow any visible QRS complexes. 
D) Immediately defibrillate the patient.

Question 15

The most common cause for the P wave,QRS complex,and T wave to be inverted in Lead I is

Accepted Answer

A) dextrocardia. 
B) incorrect lead placement. 
C) myocardial infarction. 
D) left bundle branch block. 
A) dextrocardia. 
B) incorrect lead placement. 
C) myocardial infarction. 
D) left bundle branch block.

Question 16

The "gain" setting on the EKG machine is concerned with

Accepted Answer

A) the amplitude of the waves and complexes. 
B) the size of the patient. 
C) Einthoven's law. 
D) electrical conduction through the bundle branches. 
A) the amplitude of the waves and complexes. 
B) the size of the patient. 
C) Einthoven's law. 
D) electrical conduction through the bundle branches.

Question 17

Electrically speaking,the heart is a

Accepted Answer

A) transmitter. 
B) receiver. 
C) cable. 
D) galvanometer. 
A) transmitter. 
B) receiver. 
C) cable. 
D) galvanometer.

Question 18

Somatic tremor artifact is commonly caused by

Accepted Answer

A) patient movement. 
B) respirations. 
C) lotion on the skin interfering with the signal. 
D) electrical interference. 
A) patient movement. 
B) respirations. 
C) lotion on the skin interfering with the signal. 
D) electrical interference.

Question 19

Artifact can mimic arrhythmias.

Accepted Answer

A) True 
 B)False

Question 20

Your patient is having chills.What kind of artifact can this produce?

Accepted Answer

A) 60-cycle interference 
B) Baseline sway 
C) Broken recording 
D) Somatic tremors 
A) 60-cycle interference 
B) Baseline sway 
C) Broken recording 
D) Somatic tremors

The EKG machine's control feature that might reduce artifact is the ________.

Chills can cause somatic tremor artifact.

Which of the following is NOT true about how the heart's electrical impulses result in the printed EKG?

It is possible to have artifact in the midst of a dangerous rhythm.

________ is unwanted jitter or interference on the EKG tracing.

Sometimes,the presence of artifact can be verified by changing the lead.

On your sleeping patient's 12-lead EKG,Lead I's waves and complexes are extremely jittery-completely unreadable-as are aVR's.The most likely cause of this is

The word "somatic" means ________.

Artifact in Leads I,III,and aVL is caused by a loose or detached electrode patch or wire on the left arm.

If artifact is present in leads I,II,and aVR,the most likely source of the artifact is on the

Your patient for a 12-lead EKG has artifact in II,III,and aVF.To reduce artifact,you check the patches

Broken recording is caused by ________.

Life-threatening arrhythmias will cause symptoms of decreased cardiac output.

Which of the following NOT a method for determining artifact versus a real rhythm?

The most common cause for the P wave,QRS complex,and T wave to be inverted in Lead I is

The "gain" setting on the EKG machine is concerned with

Electrically speaking,the heart is a

Somatic tremor artifact is commonly caused by

Artifact can mimic arrhythmias.

Your patient is having chills.What kind of artifact can this produce?

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters

Exam 4: Technical Aspects of the EKG

The EKG machine's control feature that might reduce artifact is the ________.

Chills can cause somatic tremor artifact.

Which of the following is NOT true about how the heart's electrical impulses result in the printed EKG?

It is possible to have artifact in the midst of a dangerous rhythm.

________ is unwanted jitter or interference on the EKG tracing.

Sometimes,the presence of artifact can be verified by changing the lead.

On your sleeping patient's 12-lead EKG,Lead I's waves and complexes are extremely jittery-completely unreadable-as are aVR's.The most likely cause of this is

The word "somatic" means ________.

Artifact in Leads I,III,and aVL is caused by a loose or detached electrode patch or wire on the left arm.

If artifact is present in leads I,II,and aVR,the most likely source of the artifact is on the

Your patient for a 12-lead EKG has artifact in II,III,and aVF.To reduce artifact,you check the patches

Broken recording is caused by ________.

Life-threatening arrhythmias will cause symptoms of decreased cardiac output.

Which of the following NOT a method for determining artifact versus a real rhythm?

The most common cause for the P wave,QRS complex,and T wave to be inverted in Lead I is

The "gain" setting on the EKG machine is concerned with

Electrically speaking,the heart is a

Somatic tremor artifact is commonly caused by

Artifact can mimic arrhythmias.

Your patient is having chills.What kind of artifact can this produce?

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Sinus Node

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters