Question 1

Which precordial electrode is located by counting to the fourth intercostal space to the right of the sternum?

Accepted Answer

A)  V1 
B)  V2 
C)  V3 
D)  V4 
E)  V6 
A)  V1 
B)  V2 
C)  V3 
D)  V4 
E)  V6 A

Question 2

The condition of having two separate poles, one positive and the other negative, is called ________.

Accepted Answer

polarity

Question 3

An ECG tracing for a patient who is shivering may have ________ interference, as shown in this tracing.

Accepted Answer

somatic

Question 4

An instrument called a(n) ________ measures the air taken in by and expelled from the lungs.

Accepted Answer

The answer of An instrument called a(n) ________ measures the...

Question 5

Which of the following is used to assess the electrical activity of a patient's heart over a 24-hour period of normal activity?

Accepted Answer

A)  Stress testing 
B)  Pulmonary function testing 
C)  Holter monitoring 
D)  Electrocardiography 
E)  Echocardiography 
A)  Stress testing 
B)  Pulmonary function testing 
C)  Holter monitoring 
D)  Electrocardiography 
E)  Echocardiography

Question 6

How do you prepare patients for spirometry?

Accepted Answer

A)  Tell them to wear tight clothing 
B)  Have them stand for the test 
C)  Have them wear a nose clip 
D)  Have them bite down on the mouthpiece 
E)  Have them eat a light meal immediately before the test 
A)  Tell them to wear tight clothing 
B)  Have them stand for the test 
C)  Have them wear a nose clip 
D)  Have them bite down on the mouthpiece 
E)  Have them eat a light meal immediately before the test

Question 7

How do you determine the heart rate from a regular ECG tracing?

Accepted Answer

A)  Count the number of ST segments in a 60-second strip 
B)  Multiply the number of QRS complexes in a 6-second strip by 10 
C)  Multiply the number of QRS complexes in a 10-second strip by 10 
D)  Count the P waves in a 20-second strip 
E)  Count the number of QRS complexes in a 30-second strip 
A)  Count the number of ST segments in a 60-second strip 
B)  Multiply the number of QRS complexes in a 6-second strip by 10 
C)  Multiply the number of QRS complexes in a 10-second strip by 10 
D)  Count the P waves in a 20-second strip 
E)  Count the number of QRS complexes in a 30-second strip

Question 8

Which of the following is a pen-like instrument that records impulse movement on the ECG paper?

Accepted Answer

A)  Electrode 
B)  Stylus 
C)  Lead 
D)  Deflection 
E)  Probe 
A)  Electrode 
B)  Stylus 
C)  Lead 
D)  Deflection 
E)  Probe

Question 9

Which of the following measures and evaluates a patient's lung capacity and volume?

Accepted Answer

A)  Chest x-ray 
B)  Pulmonary function test 
C)  Bronchoscopy 
D)  Lung scan 
E)  Electroencephalogram 
A)  Chest x-ray 
B)  Pulmonary function test 
C)  Bronchoscopy 
D)  Lung scan 
E)  Electroencephalogram

Question 10

Which of the following would you include in the patient teaching for a patient with a Holter monitor?

Accepted Answer

A)  Encourage the patient to shower while the device is in place 
B)  Tell the patient that using an electrical blanket is permissible 
C)  Instruct the patient to record all activities, emotions, symptoms, and medications taken 
D)  Tell the patient to wear tight-fitting clothing to keep the monitor in place 
E)  Instruct the patient to remove any electrodes that seem loose 
A)  Encourage the patient to shower while the device is in place 
B)  Tell the patient that using an electrical blanket is permissible 
C)  Instruct the patient to record all activities, emotions, symptoms, and medications taken 
D)  Tell the patient to wear tight-fitting clothing to keep the monitor in place 
E)  Instruct the patient to remove any electrodes that seem loose

Question 11

What is the arrhythmia pictured here?

Accepted Answer

A)  Atrial fibrillation 
B)  PVCs 
C)  Ventricular fibrillation 
D)  Bundle branch block 
E)  Cardiac arrest 
A)  Atrial fibrillation 
B)  PVCs 
C)  Ventricular fibrillation 
D)  Bundle branch block 
E)  Cardiac arrest

Question 12

Electrical impulse sensors placed on the body that detect and record the electrical activity of the heart are ________.

Accepted Answer

The answer of Electrical impulse sensors placed on the body...

Question 13

Which of the following would you do to alleviate a patient's anxiety about having an electrocardiography?

Accepted Answer

A)  Tell the patient that the procedure will last 1 hour 
B)  Explain to the patient that a small amount of electricity passes through the body 
C)  Describe to the patient what disease or abnormality the physician is looking for 
D)  Encourage the patient to ask questions and verbalize her concerns 
E)  Tell the patient that although ECGs are unpleasant, they are necessary 
A)  Tell the patient that the procedure will last 1 hour 
B)  Explain to the patient that a small amount of electricity passes through the body 
C)  Describe to the patient what disease or abnormality the physician is looking for 
D)  Encourage the patient to ask questions and verbalize her concerns 
E)  Tell the patient that although ECGs are unpleasant, they are necessary

Question 14

Which of the following can prevent a wandering baseline?

Accepted Answer

A)  Avoid the use of paper clips on the tracing 
B)  Make sure all the leads are connected properly 
C)  Eliminate other sources of electricity in the room 
D)  Be sure the skin is prepared adequately 
E)  Make sure the temperature of the room is comfortable 
A)  Avoid the use of paper clips on the tracing 
B)  Make sure all the leads are connected properly 
C)  Eliminate other sources of electricity in the room 
D)  Be sure the skin is prepared adequately 
E)  Make sure the temperature of the room is comfortable

Question 15

The arrhythmia in which P waves cannot be identified because of rapid multiple electrical signals that fire from areas of the atria other than the SA node is ____.

Accepted Answer

A)  atrial fibrillation 
B)  PVCs 
C)  ventricular fibrillation 
D)  bundle branch block 
E)  ventricular tachycardia 
A)  atrial fibrillation 
B)  PVCs 
C)  ventricular fibrillation 
D)  bundle branch block 
E)  ventricular tachycardia

Question 16

The ________ conduct electrical impulses down both sides of the interventricular septum.

Accepted Answer

The answer of The ________ conduct electrical impulses down both...

Question 17

The arrhythmia pictured here is ____.

Accepted Answer

A)  atrial fibrillation 
B)  PVCs 
C)  ventricular fibrillation 
D)  bundle branch block 
E)  cardiac arrest 
A)  atrial fibrillation 
B)  PVCs 
C)  ventricular fibrillation 
D)  bundle branch block 
E)  cardiac arrest

Question 18

Which of these is a component of an acceptable maneuver for spirometry?

Accepted Answer

A)  Slow and easy start 
B)  Variable flow 
C)  Coughing 
D)  Quick, light breath 
E)  Minimum of 6 seconds 
A)  Slow and easy start 
B)  Variable flow 
C)  Coughing 
D)  Quick, light breath 
E)  Minimum of 6 seconds

Question 19

A(n) ________ is the tracing made by an electrocardiograph.

Accepted Answer

The answer of A(n) ________ is the tracing made by...

Question 20

The process by which a graphic pattern is created from the electrical impulses generated in the heart as it pumps is ________.

Accepted Answer

The answer of The process by which a graphic pattern...

Exam 46: Electrocardiography and Pulmonary Function Testing

Which precordial electrode is located by counting to the fourth intercostal space to the right of the sternum?

The condition of having two separate poles, one positive and the other negative, is called ________.

An ECG tracing for a patient who is shivering may have ________ interference, as shown in this tracing.

An instrument called a(n) ________ measures the air taken in by and expelled from the lungs.

Which of the following is used to assess the electrical activity of a patient's heart over a 24-hour period of normal activity?

How do you prepare patients for spirometry?

How do you determine the heart rate from a regular ECG tracing?

Which of the following is a pen-like instrument that records impulse movement on the ECG paper?

Which of the following measures and evaluates a patient's lung capacity and volume?

Which of the following would you include in the patient teaching for a patient with a Holter monitor?

What is the arrhythmia pictured here?

Electrical impulse sensors placed on the body that detect and record the electrical activity of the heart are ________.

Which of the following would you do to alleviate a patient's anxiety about having an electrocardiography?

Which of the following can prevent a wandering baseline?

The arrhythmia in which P waves cannot be identified because of rapid multiple electrical signals that fire from areas of the atria other than the SA node is ____.

The ________ conduct electrical impulses down both sides of the interventricular septum.

The arrhythmia pictured here is ____.

Which of these is a component of an acceptable maneuver for spirometry?

A(n) ________ is the tracing made by an electrocardiograph.

The process by which a graphic pattern is created from the electrical impulses generated in the heart as it pumps is ________.

Introduction to Medical Assisting

Healthcare and the Healthcare Team

Professionalism and Success

Interpersonal Communication

Legal and Ethical Issues

Basic Safety and Infection Control

Patient Reception

Office Equipment and Supplies

Examination and Treatment Areas

Written and Electronic Documents

Medical Records and Documentation

Electronic Health Records

Telephone Techniques

Patient Education

Managing Medical Records

Schedule Management

Insurance and Billing

Diagnostic Coding

Procedure Coding

Patient Billing and Collection

Financial Management Key

Organization of the Body

The Integumentary System

The Skeletal System

The Muscular System

The Cardiovascular System

The Blood

The Lymphatic and Immune Systems

The Respiratory System

The Nervous System

The Urinary System

The Reproductive System

The Digestive System

The Endocrine System

Special Senses

Patient Interview and History

Vital Signs and Measurements

Assisting With a General Physical Examination

Assisting in Reproductive and Urinary Specialties

Assisting in Pediatrics

Assisting in Geriatrics

Assisting in Other Medical Specialties

Assisting With Eye and Ear Care

Assisting With Minor Surgery

Orientation to the Lab

Microbiology and Disease

Processing and Testing Urine and Stool Specimens

Collecting, Processing, and Testing Blood Specimens

Diagnostic Imaging

Principles of Pharmacology

Dosage Calculation

Medication Administration

Physical Therapy and Rehabilitation

Nutrition and Health

Practice Management

Emergency Preparedness

Preparing for the World of Work

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