Question 1

Artifact is an unwanted interference or jitter on the EKG tracing.

Accepted Answer

A) True 
 B)False

Question 2

To minimize artifact,what must be done?

Accepted Answer

A) Attach electrode patches securely 
B) Tell the patient not to breathe during the EKG 
C) Tell the patient not to move during the EKG 
D) All but B 
A) Attach electrode patches securely 
B) Tell the patient not to breathe during the EKG 
C) Tell the patient not to move during the EKG 
D) All but B

Question 3

You're doing a 12-lead EKG on a patient who has tremors that make the EKG hard to read.You should

Accepted Answer

A) leave,telling the nurse to call you when the tremors stop,so you can return and try again. 
B) make several attempts at a good tracing,then document on the EKG how many attempts were made. 
C) call the physician and ask for medication to stop the tremors. 
D) do the EKG as usual with no documentation about tremors. 
A) leave,telling the nurse to call you when the tremors stop,so you can return and try again. 
B) make several attempts at a good tracing,then document on the EKG how many attempts were made. 
C) call the physician and ask for medication to stop the tremors. 
D) do the EKG as usual with no documentation about tremors.

Question 4

Artifact is a sign that the patient is in distress.

Accepted Answer

A) True 
 B)False

Question 5

The EKG machine control feature that controls the size of the waves and complexes is the ________.

Accepted Answer

The answer of The EKG machine control feature that controls...

Question 6

CPR artifact is caused by chest compressions obscuring the real ________.

Accepted Answer

The answer of CPR artifact is caused by chest compressions...

Question 7

Small adhesive patches with conductive gel on the skin side are

Accepted Answer

A) cables. 
B) electrodes. 
C) conduits. 
D) oscilloscopes. 
A) cables. 
B) electrodes. 
C) conduits. 
D) oscilloscopes.

Question 8

Macroshock and microshock are LEAST likely to be caused by which of the following?

Accepted Answer

A) Frayed electrical cord on the EKG machine 
B) Broken grounding prong on the electrical cord 
C) Properly maintained EKG machine 
D) Ungrounded hospital bed on which the patient is lying 
A) Frayed electrical cord on the EKG machine 
B) Broken grounding prong on the electrical cord 
C) Properly maintained EKG machine 
D) Ungrounded hospital bed on which the patient is lying

Question 9

Some modern EKG machines are Bluetooth-capable,allowing EMS workers to

Accepted Answer

A) listen to their favorite music station while on the job. 
B) control the artifact on the EKG. 
C) hear the EKG's interpretation via special headphones. 
D) transmit the EKG to the nearest hospital so workers can prepare for the patient's arrival. 
A) listen to their favorite music station while on the job. 
B) control the artifact on the EKG. 
C) hear the EKG's interpretation via special headphones. 
D) transmit the EKG to the nearest hospital so workers can prepare for the patient's arrival.

Question 10

The artifact caused by the jiggling of wires during toothbrushing is called

Accepted Answer

A) CPR artifact. 
B) "toothbrush asystole." 
C) PVCs. 
D) "toothbrush tachycardia." 
A) CPR artifact. 
B) "toothbrush asystole." 
C) PVCs. 
D) "toothbrush tachycardia."

Question 11

Baseline sway is caused by lotion or sweat on the skin interfering with the ________ reaching the EKG machine.

Accepted Answer

The answer of Baseline sway is caused by lotion or...

Question 12

Muscle artifact is seen most often in

Accepted Answer

A) the precordial leads. 
B) the limb leads. 
C) leads whose positive electrode is on the right leg. 
D) leads whose negative electrode is on the right arm. 
A) the precordial leads. 
B) the limb leads. 
C) leads whose positive electrode is on the right leg. 
D) leads whose negative electrode is on the right arm.

Question 13

A rhythm that looks lethal cannot be artifact.

Accepted Answer

A) True 
 B)False

Question 14

If artifact is seen in leads I,III,and aVL,the problem is on which limb?

Accepted Answer

A) Right arm 
B) Right leg 
C) Left arm 
D) Left leg 
A) Right arm 
B) Right leg 
C) Left arm 
D) Left leg

Artifact is an unwanted interference or jitter on the EKG tracing.

To minimize artifact,what must be done?

You're doing a 12-lead EKG on a patient who has tremors that make the EKG hard to read.You should

Artifact is a sign that the patient is in distress.

The EKG machine control feature that controls the size of the waves and complexes is the ________.

CPR artifact is caused by chest compressions obscuring the real ________.

Small adhesive patches with conductive gel on the skin side are

Macroshock and microshock are LEAST likely to be caused by which of the following?

Some modern EKG machines are Bluetooth-capable,allowing EMS workers to

The artifact caused by the jiggling of wires during toothbrushing is called

Baseline sway is caused by lotion or sweat on the skin interfering with the ________ reaching the EKG machine.

Muscle artifact is seen most often in

A rhythm that looks lethal cannot be artifact.

If artifact is seen in leads I,III,and aVL,the problem is on which limb?

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

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Exam 4: Technical Aspects of the EKG

Artifact is an unwanted interference or jitter on the EKG tracing.

To minimize artifact,what must be done?

You're doing a 12-lead EKG on a patient who has tremors that make the EKG hard to read.You should

Artifact is a sign that the patient is in distress.

The EKG machine control feature that controls the size of the waves and complexes is the ________.

CPR artifact is caused by chest compressions obscuring the real ________.

Small adhesive patches with conductive gel on the skin side are

Macroshock and microshock are LEAST likely to be caused by which of the following?

Some modern EKG machines are Bluetooth-capable,allowing EMS workers to

The artifact caused by the jiggling of wires during toothbrushing is called

Baseline sway is caused by lotion or sweat on the skin interfering with the ________ reaching the EKG machine.

Muscle artifact is seen most often in

A rhythm that looks lethal cannot be artifact.

If artifact is seen in leads I,III,and aVL,the problem is on which limb?

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