Question 1

Axis deviation can be a normal variant.

Accepted Answer

A) True 
 B)False  True

Question 2

Hypocalcemia causes a prolonged ST segment,thus causing a prolonged QT interval.

Accepted Answer

A) True 
 B)False  True

Question 3

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. C

Question 4

Left ventricular hypertrophy is determined by adding _____.

Accepted Answer

S wave in V1 to the

Question 5

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.

Question 6

RVH stands for _____.

Accepted Answer

Right vent

Question 7

If the QRS in leads I and AVF are both 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.

Question 8

Indeterminate axis is between

Accepted Answer

A) 0 and+90 degrees. 
B) 0 and -90 degrees. 
C) +90 and $\pm$180 degrees. 
D) -90 and $\pm$180 degrees. 
A) 0 and+90 degrees. 
B) 0 and -90 degrees. 
C) +90 and $\pm$180 degrees. 
D) -90 and $\pm$180 degrees.

Question 9

In LVH,the S wave in V1 added to the R wave in V5 or V6 should be

Accepted Answer

A) Greater than 20 mms 
B) Less than 30 mms 
C) Greater than 35 mms 
D) Less than 35 mms 
A) Greater than 20 mms 
B) Less than 30 mms 
C) Greater than 35 mms 
D) Less than 35 mms

Question 10

Digitalis effect is characterized by

Accepted Answer

A) Shortened PR intervals. 
B) Widened QRS. 
C) Sagging ST segments. 
D) Prolonged ST segments. 
A) Shortened PR intervals. 
B) Widened QRS. 
C) Sagging ST segments. 
D) Prolonged ST segments.

Question 11

A rate-related BBB is one which _____.

Accepted Answer

Develops a

Question 12

Obesity or advanced pregnancy can cause axis deviation.

Accepted Answer

A) True 
 B)False

Question 13

RSR' is the characteristic pattern seen in V1 in patients with

Accepted Answer

A) Complete heart block. 
B) Mobitz II second-degree AV block. 
C) LBBB. 
D) RBBB. 
A) Complete heart block. 
B) Mobitz II second-degree AV block. 
C) LBBB. 
D) RBBB.

Question 14

Bundle branch blocks do not cause symptoms.

Accepted Answer

A) True 
 B)False

Question 15

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 16

Low voltage EKGs can be caused by ALL BUT which of the following?

Accepted Answer

A) Obesity 
B) Thyroid gland malfunction 
C) Emphysema 
D) Hypertension 
A) Obesity 
B) Thyroid gland malfunction 
C) Emphysema 
D) Hypertension

Question 17

Right bundle branch block (RBBB)is characterized by

Accepted Answer

A) RSR' configuration in V1. 
B) Tall,pointy P waves. 
C) Symptoms of decreased cardiac output. 
D) More P waves than QRS complexes. 
A) RSR' configuration in V1. 
B) Tall,pointy P waves. 
C) Symptoms of decreased cardiac output. 
D) More P waves than QRS complexes.

Question 18

Left ventricular hypertrophy is commonly caused by hypertension.

Accepted Answer

A) True 
 B)False

Question 19

Right ventricular hypertrophy is commonly caused by chronic lung disease.

Accepted Answer

A) True 
 B)False

Question 20

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

Accepted Answer

A) True 
 B)False

Axis deviation can be a normal variant.

Hypocalcemia causes a prolonged ST segment,thus causing a prolonged QT interval.

An axis of +120 degrees is

Left ventricular hypertrophy is determined by adding _____.

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

RVH stands for _____.

If the QRS in leads I and AVF are both positive,the axis is

Indeterminate axis is between

In LVH,the S wave in V1 added to the R wave in V5 or V6 should be

Digitalis effect is characterized by

A rate-related BBB is one which _____.

Obesity or advanced pregnancy can cause axis deviation.

RSR' is the characteristic pattern seen in V1 in patients with

Bundle branch blocks do not cause symptoms.

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

Low voltage EKGs can be caused by ALL BUT which of the following?

Right bundle branch block (RBBB)is characterized by

Left ventricular hypertrophy is commonly caused by hypertension.

Right ventricular hypertrophy is commonly caused by chronic lung disease.

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

Coronary 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 12: How to Interpret a 12-Lead Ekg

Axis deviation can be a normal variant.

Hypocalcemia causes a prolonged ST segment,thus causing a prolonged QT interval.

An axis of +120 degrees is

Left ventricular hypertrophy is determined by adding _____.

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

RVH stands for _____.

If the QRS in leads I and AVF are both positive,the axis is

Indeterminate axis is between

In LVH,the S wave in V1 added to the R wave in V5 or V6 should be

Digitalis effect is characterized by

A rate-related BBB is one which _____.

Obesity or advanced pregnancy can cause axis deviation.

RSR' is the characteristic pattern seen in V1 in patients with

Bundle branch blocks do not cause symptoms.

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

Low voltage EKGs can be caused by ALL BUT which of the following?

Right bundle branch block (RBBB)is characterized by

Left ventricular hypertrophy is commonly caused by hypertension.

Right ventricular hypertrophy is commonly caused by chronic lung disease.

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

Coronary 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