Question 1

An axis of +120 degrees is ________ deviation.

Accepted Answer

The answer of An axis of +120 degrees is ________...

Question 2

Critical rate is the rate at which ________.

Accepted Answer

A rate-rel

Question 3

If the QRS in I and aVF are both negative,the axis is

Accepted Answer

A) normal. 
B) right axis deviation. 
C) left axis deviation. 
D) indeterminate axis. 
A) normal. 
B) right axis deviation. 
C) left axis deviation. 
D) indeterminate axis.

Question 4

If Lead I is positive and aVF is negative,there is left axis deviation.

Accepted Answer

A) True 
 B)False

Question 5

Left ventricular hypertrophy is commonly caused by hypertension.

Accepted Answer

A) True 
 B)False

Question 6

If both Lead I and aVF's QRS complexes are positive,the axis is ________.

Accepted Answer

The answer of If both Lead I and aVF's QRS...

Question 7

Which of the following findings suggest the presence of a hemiblock?

Accepted Answer

A) Axis deviation with widened QRS complex 
B) Axis deviation with normal width QRS complex 
C) Normal axis with widened QRS complex 
D) Normal axis with narrowed QRS complex 
A) Axis deviation with widened QRS complex 
B) Axis deviation with normal width QRS complex 
C) Normal axis with widened QRS complex 
D) Normal axis with narrowed QRS complex

Question 8

Obesity or advanced pregnancy can cause axis deviation.

Accepted Answer

A) True 
 B)False

Question 9

RVH stands for ________.

Accepted Answer

Right vent

Question 10

Which of the following is NOT a step in 12-lead EKG interpretation?

Accepted Answer

A) Assess the basics-rhythm,rate,and intervals 
B) Determine the axis quadrant 
C) Check for ventricular hypertrophy 
D) Check the patient for symptoms 
A) Assess the basics-rhythm,rate,and intervals 
B) Determine the axis quadrant 
C) Check for ventricular hypertrophy 
D) Check the patient for symptoms

Question 11

Right bundle branch block has a QRS interval of at least ________ seconds.

Accepted Answer

The answer of Right bundle branch block has a QRS...

Question 12

Left bundle branch block has a QRS interval of at least ________ seconds.

Accepted Answer

The answer of Left bundle branch block has a QRS...

Question 13

Which of the following is a criterion for a diagnosis of BBB?

Accepted Answer

A) P wave wider than the QRS 
B) Heart rate greater than 100 
C) More P waves than QRS complexes 
D) QRS of 0.12 seconds or greater 
A) P wave wider than the QRS 
B) Heart rate greater than 100 
C) More P waves than QRS complexes 
D) QRS of 0.12 seconds or greater

Question 14

Bundle branch blocks do not cause symptoms.

Accepted Answer

A) True 
 B)False

Question 15

The sixth and final step in 12-lead EKG interpretation is to

Accepted Answer

A) check for myocardial infarction/ischemia. 
B) determine the presence of miscellaneous effects. 
C) check for ventricular hypertrophy. 
D) check for bundle branch blocks and hemiblocks. 
A) check for myocardial infarction/ischemia. 
B) determine the presence of miscellaneous effects. 
C) check for ventricular hypertrophy. 
D) check for bundle branch blocks and hemiblocks.

Question 16

A rate-related BBB is one which ________.

Accepted Answer

Develops a

Question 17

An axis of -120 degrees is

Accepted Answer

A) normal axis. 
B) left axis deviation. 
C) right axis deviation. 
D) indeterminate axis. 
A) normal axis. 
B) left axis deviation. 
C) right axis deviation. 
D) indeterminate axis.

Question 18

If leads I and aVF are both negative,the axis is indeterminate.

Accepted Answer

A) True 
 B)False

Question 19

A hallmark of hypercalcemia on the EKG is

Accepted Answer

A) sagging ST segments. 
B) prolonged QT intervals. 
C) shortened ST segments. 
D) prolonged QRS intervals. 
A) sagging ST segments. 
B) prolonged QT intervals. 
C) shortened ST segments. 
D) prolonged QRS intervals.

Question 20

If the QRS in I is negative and the QRS in aVF is positive,the axis is

Accepted Answer

A) normal. 
B) right axis deviation. 
C) left axis deviation. 
D) indeterminate axis. 
A) normal. 
B) right axis deviation. 
C) left axis deviation. 
D) indeterminate axis.

An axis of +120 degrees is ________ deviation.

Critical rate is the rate at which ________.

If the QRS in I and aVF are both negative,the axis is

If Lead I is positive and aVF is negative,there is left axis deviation.

Left ventricular hypertrophy is commonly caused by hypertension.

If both Lead I and aVF's QRS complexes are positive,the axis is ________.

Which of the following findings suggest the presence of a hemiblock?

Obesity or advanced pregnancy can cause axis deviation.

RVH stands for ________.

Which of the following is NOT a step in 12-lead EKG interpretation?

Right bundle branch block has a QRS interval of at least ________ seconds.

Left bundle branch block has a QRS interval of at least ________ seconds.

Which of the following is a criterion for a diagnosis of BBB?

Bundle branch blocks do not cause symptoms.

The sixth and final step in 12-lead EKG interpretation is to

A rate-related BBB is one which ________.

An axis of -120 degrees is

If leads I and aVF are both negative,the axis is indeterminate.

A hallmark of hypercalcemia on the EKG is

If the QRS in I is negative and the QRS in aVF is positive,the axis is

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

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

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters

Exam 13: How to Interpret a 12-Lead EKG

An axis of +120 degrees is ________ deviation.

Critical rate is the rate at which ________.

If the QRS in I and aVF are both negative,the axis is

If Lead I is positive and aVF is negative,there is left axis deviation.

Left ventricular hypertrophy is commonly caused by hypertension.

If both Lead I and aVF's QRS complexes are positive,the axis is ________.

Which of the following findings suggest the presence of a hemiblock?

Obesity or advanced pregnancy can cause axis deviation.

RVH stands for ________.

Which of the following is NOT a step in 12-lead EKG interpretation?

Right bundle branch block has a QRS interval of at least ________ seconds.

Left bundle branch block has a QRS interval of at least ________ seconds.

Which of the following is a criterion for a diagnosis of BBB?

Bundle branch blocks do not cause symptoms.

The sixth and final step in 12-lead EKG interpretation is to

A rate-related BBB is one which ________.

An axis of -120 degrees is

If leads I and aVF are both negative,the axis is indeterminate.

A hallmark of hypercalcemia on the EKG is

If the QRS in I is negative and the QRS in aVF is positive,the axis is

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

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

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters