Question 1

Smiley-face ST elevation is concave and often seen in pericarditis.

Accepted Answer

A) True 
 B)False

Question 2

-If you were told that Figure 19's EKG was of a young black male,you would think of what cause of mild widespread ST elevation?

Accepted Answer

A) Pericarditis 
B) Inferior MI 
C) Early repolarization 
D) Right ventricular infarction 
A) Pericarditis 
B) Inferior MI 
C) Early repolarization 
D) Right ventricular infarction

Question 3

An acute MI is indicated by ST segment depression.

Accepted Answer

A) True 
 B)False

Question 4

An anterior MI is caused by occlusion of which coronary artery?

Accepted Answer

A) Left anterior descending 
B) Posterior descending 
C) Right 
D) Circumflex 
A) Left anterior descending 
B) Posterior descending 
C) Right 
D) Circumflex

Question 5

What color is an injured tissue?

Accepted Answer

A) Pale whitish 
B) Black 
C) Bluish 
D) Bright red 
A) Pale whitish 
B) Black 
C) Bluish 
D) Bright red

Question 6

Ischemia causes myocardial tissue to turn black.

Accepted Answer

A) True 
 B)False

Question 7

Explain where the leads are placed for a right-sided EKG.

Accepted Answer

Limb leads as usual,

Question 8

Why are arrhythmias a common EKG complication of MI?

Accepted Answer

A) The myocardium is irritable during and after an MI. 
B) The heart pumps more often following an MI. 
C) The heart has a decreased diastolic filling time after an MI. 
D) The heart experiences bundle branch blocks during an MI. 
A) The myocardium is irritable during and after an MI. 
B) The heart pumps more often following an MI. 
C) The heart has a decreased diastolic filling time after an MI. 
D) The heart experiences bundle branch blocks during an MI.

Question 9

An acute STEMI that causes injury to the front wall of the left ventricle is most appropriately referred to as a(n)

Accepted Answer

A) lateral STEMI. 
B) inferior STEMI. 
C) posterior STEMI. 
D) anterior STEMI. 
A) lateral STEMI. 
B) inferior STEMI. 
C) posterior STEMI. 
D) anterior STEMI.

Question 10

A significant Q wave

Accepted Answer

A) is either 0.04 seconds wide or 1/3 to 1/4 the size of the R wave. 
B) is taller than the peak of the T wave. 
C) implies myocardial injury. 
D) is seen only in subendocardial MIs. 
A) is either 0.04 seconds wide or 1/3 to 1/4 the size of the R wave. 
B) is taller than the peak of the T wave. 
C) implies myocardial injury. 
D) is seen only in subendocardial MIs.

Question 11

In which leads is a posterior MI evident?

Accepted Answer

A) I and II 
B) V₁-6 
C) II,III,and aVR 
D) V₁-2 
A) I and II 
B) V₁-6 
C) II,III,and aVR 
D) V₁-2

Question 12

Which kind of MI is best seen by looking at the EKG upside down from behind?

Accepted Answer

A) Inferior 
B) Anteroseptal 
C) Posterior 
D) Lateral 
A) Inferior 
B) Anteroseptal 
C) Posterior 
D) Lateral

Question 13

Which of the following is indicative of myocardial necrosis?

Accepted Answer

A) ST elevation 
B) ST depression 
C) Significant Q wave 
D) Inverted T wave 
A) ST elevation 
B) ST depression 
C) Significant Q wave 
D) Inverted T wave

Question 14

Mr.Johnson came to the hospital within the hour after his heart attack started.You would expect to see what indication of acute STEMI on his EKG?

Accepted Answer

A) ST segment elevation in the leads over the damaged area 
B) ST segment depression in the leads over the damaged area 
C) Significant Q waves in the leads over the damaged area 
D) Tall,pointy P waves greater than 2.5 mms in Lead II or V₁ 
A) ST segment elevation in the leads over the damaged area 
B) ST segment depression in the leads over the damaged area 
C) Significant Q waves in the leads over the damaged area 
D) Tall,pointy P waves greater than 2.5 mms in Lead II or V₁

Question 15

Mr.Henry has ST segment elevations in II,III,and aVF along with reciprocal ST depression in I,aVL,and V₁-4.Right-sided EKG shows ST elevation in V₃-4R.His blood pressure is quite low.Mr.Henry is normally hypertensive.This description is consistent with

Accepted Answer

A) pericarditis. 
B) early repolarization. 
C) inferior MI complicated by a right ventricular infarction. 
D) extensive anterior MI complicated by cardiogenic shock. 
A) pericarditis. 
B) early repolarization. 
C) inferior MI complicated by a right ventricular infarction. 
D) extensive anterior MI complicated by cardiogenic shock.

Question 16

Which of the following should you expect to see if the transition zone in the precordial leads is between V₁ and V₂?

Accepted Answer

A) R waves that remain the same size in V₁ and V₂ 
B) R waves that remain flat in V₁ and V₂ 
C) R waves that progress from very small in V₁ to unusually large in V₂ 
D) R waves that progress from unusually large in V₁ to very small in V₂ 
A) R waves that remain the same size in V₁ and V₂ 
B) R waves that remain flat in V₁ and V₂ 
C) R waves that progress from very small in V₁ to unusually large in V₂ 
D) R waves that progress from unusually large in V₁ to very small in V₂

Question 17

An old inferior MI should show significant Q waves in II,III,and aVF even after several years.

Accepted Answer

A) True 
 B)False

Question 18

Reciprocal ST depression is seen only when there is ________ in the indicative leads.

Accepted Answer

The answer of Reciprocal ST depression is seen only when...

Question 19

An age-indeterminate MI should have a significant Q wave along with T wave inversion,but the ST segment should be back to baseline.

Accepted Answer

A) True 
 B)False

Question 20

A posterior infarction is usually caused by occlusion of which coronary artery?

Accepted Answer

A) Left main 
B) Circumflex 
C) Left anterior descending 
D) Right coronary artery 
A) Left main 
B) Circumflex 
C) Left anterior descending 
D) Right coronary artery

Smiley-face ST elevation is concave and often seen in pericarditis.

-If you were told that Figure 19's EKG was of a young black male,you would think of what cause of mild widespread ST elevation?

An acute MI is indicated by ST segment depression.

An anterior MI is caused by occlusion of which coronary artery?

What color is an injured tissue?

Ischemia causes myocardial tissue to turn black.

Explain where the leads are placed for a right-sided EKG.

Why are arrhythmias a common EKG complication of MI?

An acute STEMI that causes injury to the front wall of the left ventricle is most appropriately referred to as a(n)

A significant Q wave

In which leads is a posterior MI evident?

Which kind of MI is best seen by looking at the EKG upside down from behind?

Which of the following is indicative of myocardial necrosis?

Mr.Johnson came to the hospital within the hour after his heart attack started.You would expect to see what indication of acute STEMI on his EKG?

Mr.Henry has ST segment elevations in II,III,and aVF along with reciprocal ST depression in I,aVL,and V₁-4.Right-sided EKG shows ST elevation in V₃-4R.His blood pressure is quite low.Mr.Henry is normally hypertensive.This description is consistent with

Which of the following should you expect to see if the transition zone in the precordial leads is between V₁ and V₂?

An old inferior MI should show significant Q waves in II,III,and aVF even after several years.

Reciprocal ST depression is seen only when there is ________ in the indicative leads.

An age-indeterminate MI should have a significant Q wave along with T wave inversion,but the ST segment should be back to baseline.

A posterior infarction is usually caused by occlusion of which coronary artery?

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

How to Interpret a 12-Lead EKG

Medications and Electrical Therapy

Diagnostic Electrocardiography

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Exam 14: Myocardial Infarction

Smiley-face ST elevation is concave and often seen in pericarditis.

-If you were told that Figure 19's EKG was of a young black male,you would think of what cause of mild widespread ST elevation?

An acute MI is indicated by ST segment depression.

An anterior MI is caused by occlusion of which coronary artery?

What color is an injured tissue?

Ischemia causes myocardial tissue to turn black.

Explain where the leads are placed for a right-sided EKG.

Why are arrhythmias a common EKG complication of MI?

An acute STEMI that causes injury to the front wall of the left ventricle is most appropriately referred to as a(n)

A significant Q wave

In which leads is a posterior MI evident?

Which kind of MI is best seen by looking at the EKG upside down from behind?

Which of the following is indicative of myocardial necrosis?

Mr.Johnson came to the hospital within the hour after his heart attack started.You would expect to see what indication of acute STEMI on his EKG?

Mr.Henry has ST segment elevations in II,III,and aVF along with reciprocal ST depression in I,aVL,and V₁-4.Right-sided EKG shows ST elevation in V₃-4R.His blood pressure is quite low.Mr.Henry is normally hypertensive.This description is consistent with

Which of the following should you expect to see if the transition zone in the precordial leads is between V₁ and V₂?

An old inferior MI should show significant Q waves in II,III,and aVF even after several years.

Reciprocal ST depression is seen only when there is ________ in the indicative leads.

An age-indeterminate MI should have a significant Q wave along with T wave inversion,but the ST segment should be back to baseline.

A posterior infarction is usually caused by occlusion of which coronary artery?

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

How to Interpret a 12-Lead EKG

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters