Question 1

Cardioversion therapy can be used to treat

Accepted Answer

A)  ventricular fibrillation. 
B)  atrial-related arrhythmias. 
C)  V-tach. 
D)  All of the above 
A)  ventricular fibrillation. 
B)  atrial-related arrhythmias. 
C)  V-tach. 
D)  All of the above D

Question 2

A cardiac arrhythmia that is life threatening and provides no effective cardiac output is

Accepted Answer

A)  atrial fibrillation. 
B)  V-tach. 
C)  V-fib. 
D)  PVC. 
A)  atrial fibrillation. 
B)  V-tach. 
C)  V-fib. 
D)  PVC. C

Question 3

If the PR interval is longer than normal on a typical ECG tracing,one can assume that

Accepted Answer

A)  the patient has tachycardia. 
B)  the patient has tachycardia, 
C)  the patient has an AV node block. 
D)  the patient has bradycardia 
A)  the patient has tachycardia. 
B)  the patient has tachycardia, 
C)  the patient has an AV node block. 
D)  the patient has bradycardia C

Question 4

A possible complication of patients with a history of atrial fibrillation is

Accepted Answer

A)  right coronary artery stenosis. 
B)  left coronary artery stenosis. 
C)  atrial emboli formation. 
D)  AV node bundle block. 
A)  right coronary artery stenosis. 
B)  left coronary artery stenosis. 
C)  atrial emboli formation. 
D)  AV node bundle block.

Question 5

For a cardiac cell to return to its resting membrane potential,

Accepted Answer

A)  repolarization of the cell membrane must occur. 
B)  a nerve impulse must be initiated by the Purkinje fibers. 
C)  depolarization of the cardiac cell membrane must occur. 
D)  None of the above are correct. 
A)  repolarization of the cell membrane must occur. 
B)  a nerve impulse must be initiated by the Purkinje fibers. 
C)  depolarization of the cardiac cell membrane must occur. 
D)  None of the above are correct.

Question 6

Adequate perfusion of human tissue generally requires

Accepted Answer

A)  a diastolic pressure of 20 mm Hg. 
B)  a systolic pressure of 90 mm Hg or greater. 
C)  occasional arrhythmias to bring the heart into a rhythmic cardiac cycle. 
D)  a diastolic pressure of at least 90 mm Hg. 
A)  a diastolic pressure of 20 mm Hg. 
B)  a systolic pressure of 90 mm Hg or greater. 
C)  occasional arrhythmias to bring the heart into a rhythmic cardiac cycle. 
D)  a diastolic pressure of at least 90 mm Hg.

Question 7

The cardiac arrhythmia of bradycardia generally involves abnormalities to the

Accepted Answer

A)  SA and AV nodes. 
B)  Purkinje fibers of the left atrium. 
C)  right coronary sinus. 
D)  bundle of HIS. 
A)  SA and AV nodes. 
B)  Purkinje fibers of the left atrium. 
C)  right coronary sinus. 
D)  bundle of HIS.

Question 8

A widened QRS complex on an ECG tracing could represent

Accepted Answer

A)  ventricular hypertrophy. 
B)  ventricular-paced rhythm. 
C)  pacemaker tissue that is below the AV node. 
D)  All of the above 
A)  ventricular hypertrophy. 
B)  ventricular-paced rhythm. 
C)  pacemaker tissue that is below the AV node. 
D)  All of the above

Question 9

Heart rates above 100 beats/min in an adult is termed

Accepted Answer

A)  bradycardia. 
B)  tachycardia. 
C)  cardiac ectopia. 
D)  fibrillation. 
A)  bradycardia. 
B)  tachycardia. 
C)  cardiac ectopia. 
D)  fibrillation.

Question 10

The polarity that exists across a cardiac cell membrane is maintained by an active transport process known as

Accepted Answer

A)  automaticity. 
B)  fibrillation. 
C)  sodium-potassium ion pump. 
D)  pinocytosis. 
A)  automaticity. 
B)  fibrillation. 
C)  sodium-potassium ion pump. 
D)  pinocytosis.

Question 11

All of the following are related except

Accepted Answer

A)  AV node. 
B)  Purkinje fibers. 
C)  SA node. 
D)  myocardium. 
A)  AV node. 
B)  Purkinje fibers. 
C)  SA node. 
D)  myocardium.

Question 12

The QRS complex on a typical ECG represents

Accepted Answer

A)  depolarization of atrial muscle. 
B)  depolarization of ventricular muscle. 
C)  repolarization of ventricular muscle. 
D)  repolarization of atrial muscle. 
A)  depolarization of atrial muscle. 
B)  depolarization of ventricular muscle. 
C)  repolarization of ventricular muscle. 
D)  repolarization of atrial muscle.

Question 13

A dual-wire pacemaker places electrode tips in the

Accepted Answer

A)  right atrium and right ventricle. 
B)  right and left ventricles. 
C)  right and left atria. 
D)  left atrium and left ventricle. 
A)  right atrium and right ventricle. 
B)  right and left ventricles. 
C)  right and left atria. 
D)  left atrium and left ventricle.

Question 14

An effective method for treating select cardiac arrhythmias is the use of high-frequency alternating current to destroy strategic cardiac tissue and reroute the cardiac impulses generated.These procedures are known as

Accepted Answer

A)  selective coronary angioplastic repairs. 
B)  cardiac ablation treatments. 
C)  cardiac thermoplastics. 
D)  cardiac valvular replacements. 
A)  selective coronary angioplastic repairs. 
B)  cardiac ablation treatments. 
C)  cardiac thermoplastics. 
D)  cardiac valvular replacements.

Cardioversion therapy can be used to treat

A cardiac arrhythmia that is life threatening and provides no effective cardiac output is

If the PR interval is longer than normal on a typical ECG tracing,one can assume that

A possible complication of patients with a history of atrial fibrillation is

For a cardiac cell to return to its resting membrane potential,

Adequate perfusion of human tissue generally requires

The cardiac arrhythmia of bradycardia generally involves abnormalities to the

A widened QRS complex on an ECG tracing could represent

Heart rates above 100 beats/min in an adult is termed

The polarity that exists across a cardiac cell membrane is maintained by an active transport process known as

All of the following are related except

The QRS complex on a typical ECG represents

A dual-wire pacemaker places electrode tips in the

An effective method for treating select cardiac arrhythmias is the use of high-frequency alternating current to destroy strategic cardiac tissue and reroute the cardiac impulses generated.These procedures are known as

Introduction to Imaging and Radiologic Sciences

Professional Organizations

Educational Survival Skills

Critical-Thinking and Problem-Solving Strategies

Introduction to Clinical Education

Radiology Administration

Radiographic Imaging

Radiographic and Fluoroscopic Equipment

Basic Radiation Protection and Radiobiology

Human Diversity

Patient Interactions

History Taking

Safe Patient Movement and Handling Techniques

Immobilization Techniques

Vital Signs, oxygen, chest Tubes, and Lines

Infection Control

Aseptic Techniques

Nonaseptic Techniques

Medical Emergencies

Pharmacology

Principles of Drug Administration

Contrast Media and Introduction to Radiopharmaceuticals

Professional Ethics

Health Records and Health Information Management

Medical Law

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Exam 16: Basic Cardiac Monitoring: the Electrocardiogram

Cardioversion therapy can be used to treat

A cardiac arrhythmia that is life threatening and provides no effective cardiac output is

If the PR interval is longer than normal on a typical ECG tracing,one can assume that

A possible complication of patients with a history of atrial fibrillation is

For a cardiac cell to return to its resting membrane potential,

Adequate perfusion of human tissue generally requires

The cardiac arrhythmia of bradycardia generally involves abnormalities to the

A widened QRS complex on an ECG tracing could represent

Heart rates above 100 beats/min in an adult is termed

The polarity that exists across a cardiac cell membrane is maintained by an active transport process known as

All of the following are related except

The QRS complex on a typical ECG represents

A dual-wire pacemaker places electrode tips in the

An effective method for treating select cardiac arrhythmias is the use of high-frequency alternating current to destroy strategic cardiac tissue and reroute the cardiac impulses generated.These procedures are known as

Introduction to Imaging and Radiologic Sciences

Professional Organizations

Educational Survival Skills

Critical-Thinking and Problem-Solving Strategies

Introduction to Clinical Education

Radiology Administration

Radiographic Imaging

Radiographic and Fluoroscopic Equipment

Basic Radiation Protection and Radiobiology

Human Diversity

Patient Interactions

History Taking

Safe Patient Movement and Handling Techniques

Immobilization Techniques

Vital Signs, oxygen, chest Tubes, and Lines

Infection Control

Aseptic Techniques

Nonaseptic Techniques

Medical Emergencies

Pharmacology

Principles of Drug Administration

Contrast Media and Introduction to Radiopharmaceuticals

Professional Ethics

Health Records and Health Information Management

Medical Law

Filters