Question 1

Which of the following will produce a positive QRS complex?

Accepted Answer

A) An electrical impulse traveling toward a positive electrode 
B) An electrical impulse traveling away from a positive electrode 
C) An electrical impulse traveling at a right angle to a positive electrode 
D) An electrical impulse traveling at a 45 degree angle to a positive electrode 
A) An electrical impulse traveling toward a positive electrode 
B) An electrical impulse traveling away from a positive electrode 
C) An electrical impulse traveling at a right angle to a positive electrode 
D) An electrical impulse traveling at a 45 degree angle to a positive electrode

Question 2

The ________ is the structure obtained from joining leads I,II,and III at the middle.

Accepted Answer

The answer of The ________ is the structure obtained from...

Question 3

Why is it advantageous to use Lead II for continuous monitoring?

Accepted Answer

A) It is located at the most comfortable location for the patient. 
B) It provides excellent views of P waves and QRS complexes. 
C) It provides the clearest hexiaxial and triaxial diagrams. 
D) It does not require the right leg to serve as the ground. 
A) It is located at the most comfortable location for the patient. 
B) It provides excellent views of P waves and QRS complexes. 
C) It provides the clearest hexiaxial and triaxial diagrams. 
D) It does not require the right leg to serve as the ground.

Question 4

Joining leads I,II,and III at their ends produces

Accepted Answer

A) the triaxial diagram. 
B) the hexiaxial diagram. 
C) Einthoven's triangle. 
D) the precordial leads. 
A) the triaxial diagram. 
B) the hexiaxial diagram. 
C) Einthoven's triangle. 
D) the precordial leads.

Question 5

AVL has its positive pole on the

Accepted Answer

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

Question 6

Lead II connects which limbs?

Accepted Answer

A) Right arm and left leg 
B) Right arm and right leg 
C) Right arm and left arm 
D) Left arm and right leg 
A) Right arm and left leg 
B) Right arm and right leg 
C) Right arm and left arm 
D) Left arm and right leg

Question 7

Lead aVF's positive electrode is located on the ________.

Accepted Answer

The answer of Lead aVF's positive electrode is located on...

Question 8

The precordial leads are located on the

Accepted Answer

A) arms. 
B) legs. 
C) back. 
D) chest. 
A) arms. 
B) legs. 
C) back. 
D) chest.

Question 9

In the precordial leads,V₁'s QRS complex

Accepted Answer

A) should be a primarily negative deflection. 
B) should be a primarily positive deflection. 
C) should be isoelectric. 
D) represents atrial depolarization. 
A) should be a primarily negative deflection. 
B) should be a primarily positive deflection. 
C) should be isoelectric. 
D) represents atrial depolarization.

Question 10

In which lead should the tallest QRS complex be seen?

Accepted Answer

A) Lead I 
B) Lead II 
C) Lead III 
D) aVF 
A) Lead I 
B) Lead II 
C) Lead III 
D) aVF

Question 11

It is normal for the QRS complex to be primarily positive in V₁.

Accepted Answer

A) True 
 B)False

Question 12

An impulse traveling at a right angle to the positive electrode writes ________ on the EKG paper.

Accepted Answer

An isoelec

Question 13

Which of the following is NOT a precordial lead?

Accepted Answer

A) V₆ 
B) aVR 
C) V₅ 
D) V₁ 
A) V₆ 
B) aVR 
C) V₅ 
D) V₁

Question 14

AVF

Accepted Answer

A) is a bipolar lead. 
B) is a precordial lead. 
C) is an augmented lead. 
D) has its positive pole on the left arm. 
A) is a bipolar lead. 
B) is a precordial lead. 
C) is an augmented lead. 
D) has its positive pole on the left arm.

Question 15

AVF's negative reference point is formed by finding the midway point between which limbs?

Accepted Answer

A) Right arm and right leg 
B) Left arm and left leg 
C) Right arm and left arm 
D) Left arm and right leg 
A) Right arm and right leg 
B) Left arm and left leg 
C) Right arm and left arm 
D) Left arm and right leg

Question 16

In the precordial leads,we look at current flow in the ________ plane.

Accepted Answer

The answer of In the precordial leads,we look at current...

Question 17

If Lead II's QRS complex is positive,the heart's current is traveling toward 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 18

V₁ through V₆ are the

Accepted Answer

A) bipolar leads. 
B) frontal leads. 
C) augmented leads. 
D) precordial leads. 
A) bipolar leads. 
B) frontal leads. 
C) augmented leads. 
D) precordial leads.

Question 19

Normal current of the heart travels top to bottom and ________.

Accepted Answer

The answer of Normal current of the heart travels top...

Question 20

If Lead I's QRS is positive,the heart's current is traveling toward the right arm.

Accepted Answer

A) True 
 B)False

Which of the following will produce a positive QRS complex?

The ________ is the structure obtained from joining leads I,II,and III at the middle.

Why is it advantageous to use Lead II for continuous monitoring?

Joining leads I,II,and III at their ends produces

AVL has its positive pole on the

Lead II connects which limbs?

Lead aVF's positive electrode is located on the ________.

The precordial leads are located on the

In the precordial leads,V₁'s QRS complex

In which lead should the tallest QRS complex be seen?

It is normal for the QRS complex to be primarily positive in V₁.

An impulse traveling at a right angle to the positive electrode writes ________ on the EKG paper.

Which of the following is NOT a precordial lead?

AVF

AVF's negative reference point is formed by finding the midway point between which limbs?

In the precordial leads,we look at current flow in the ________ plane.

If Lead II's QRS complex is positive,the heart's current is traveling toward the

V₁ through V₆ are the

Normal current of the heart travels top to bottom and ________.

If Lead I's QRS is positive,the heart's current is traveling toward the right arm.

Cardiac Anatomy and Physiology

Electrophysiology

Technical Aspects of the EKG

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 3: Lead Morphology and Placement

Which of the following will produce a positive QRS complex?

The ________ is the structure obtained from joining leads I,II,and III at the middle.

Why is it advantageous to use Lead II for continuous monitoring?

Joining leads I,II,and III at their ends produces

AVL has its positive pole on the

Lead II connects which limbs?

Lead aVF's positive electrode is located on the ________.

The precordial leads are located on the

In the precordial leads,V₁'s QRS complex

In which lead should the tallest QRS complex be seen?

It is normal for the QRS complex to be primarily positive in V₁.

An impulse traveling at a right angle to the positive electrode writes ________ on the EKG paper.

Which of the following is NOT a precordial lead?

AVF

AVF's negative reference point is formed by finding the midway point between which limbs?

In the precordial leads,we look at current flow in the ________ plane.

If Lead II's QRS complex is positive,the heart's current is traveling toward the

V₁ through V₆ are the

Normal current of the heart travels top to bottom and ________.

If Lead I's QRS is positive,the heart's current is traveling toward the right arm.

Cardiac Anatomy and Physiology

Electrophysiology

Technical Aspects of the EKG

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