Question 1

________ is the relaxation phase of the heart.

Accepted Answer

A)  Systole 
B)  Diastole 
C)  Cardioversion 
D)  None of the above 
A)  Systole 
B)  Diastole 
C)  Cardioversion 
D)  None of the above

Question 2

During the diastole cardiac cycle,which of the following occur?

Accepted Answer

A)  Atria contract and empty of blood 
B)  Ventricles contract and empty of blood 
C)  The chambers refill with blood 
D)  Both A and B 
E)  All of the above 
A)  Atria contract and empty of blood 
B)  Ventricles contract and empty of blood 
C)  The chambers refill with blood 
D)  Both A and B 
E)  All of the above

Question 3

__________ refers to a regular heart rate that ranges from 60 to 90 bpm.

Accepted Answer

The answer of __________ refers to a regular heart rate...

Question 4

Transverse plane leads on a standard ECG include which of the following?

Accepted Answer

A)  Lead I 
B)  Lead II 
C)  Lead III 
D)  Leads V1 to V6 
E)  VR,VL,and VF 
A)  Lead I 
B)  Lead II 
C)  Lead III 
D)  Leads V1 to V6 
E)  VR,VL,and VF

Question 5

Which statement is true about ECG paper?

Accepted Answer

A)  It is not affected by environmental factors,so it is easily maintained in the medical record. 
B)  It has horizontal and vertical lines at 1-mm intervals. 
C)  Every fifth line measures 6 mm on each side. 
D)  None of the above is true. 
A)  It is not affected by environmental factors,so it is easily maintained in the medical record. 
B)  It has horizontal and vertical lines at 1-mm intervals. 
C)  Every fifth line measures 6 mm on each side. 
D)  None of the above is true.

Question 6

PACs may be recorded in patients who smoke or consume large quantities of caffeine.

Accepted Answer

A) True 
 B)False

Question 7

The P wave occurs during the contraction of the __________ and shows the beginning cardiac depolarization.

Accepted Answer

The answer of The P wave occurs during the contraction...

Question 8

Sinus arrhythmia is a result of the abnormal flow of the electrical system of the heart.

Accepted Answer

A) True 
 B)False

Exam 25: Principles of Electrocardiography

________ is the relaxation phase of the heart.

During the diastole cardiac cycle,which of the following occur?

__________ refers to a regular heart rate that ranges from 60 to 90 bpm.

Transverse plane leads on a standard ECG include which of the following?

Which statement is true about ECG paper?

PACs may be recorded in patients who smoke or consume large quantities of caffeine.

The P wave occurs during the contraction of the __________ and shows the beginning cardiac depolarization.

Sinus arrhythmia is a result of the abnormal flow of the electrical system of the heart.

Competency-Based Education and the Medical Assistant Student

The Health Record

Infection Control

Patient Assessment

Patient Education

Nutrition and Health Promotion

Vital Signs

Assisting With the Primary Physical Examination

Principles of Pharmacology

Pharmacology Math

Administering Medications

Safety and Emergency Practices

Assisting in Ophthalmology and Otolaryngology

Assisting in Dermatology

Assisting in Gastroenterology

Assisting in Urology and Male Reproduction

Assisting in Obstetrics and Gynecology

Assisting in Pediatrics

Assisting in Orthopedic Medicine

Assisting in Neurology and Mental Health

Assisting in Endocrinology

Assisting in Pulmonary Medicine

Assisting in Cardiology

Assisting in Geriatrics

Assisting With Diagnostic Imaging

Assisting in the Clinical Laboratory

Assisting in the Analysis of Urine

Assisting in Blood Collection

Assisting in the Analysis of Blood

Assisting in Microbiology and Immunology

Surgical Supplies and Instruments

Surgical Asepsis and Assisting With Surgical Procedures

Career Development and Life Skills

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