Test Bank for Basic Arrhythmias (8th Edition) By Gail Walraven | Full Chapter Coverage | Graded A

Test Bank for Basic Arrhythmias (8th Edition)
By Gail Walraven | Full Chapter Coverage | Graded A+




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Complete & Exam-Ready | All Chapters Included | Rated A+



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, Basic Arrhythmias, 8e (Walraven)
Chapter 1 Electrophysiology

1) The inherent rate of the SA node is ________ bpm.
A) 30-60
B) 40-60
C) 60-100
D) 100-120
Answer: C
Page Ref: 6
Learning Obj.: 1.3

2) The inherent rate of the AV junction is ________ bpm.
A) 20-40
B) 40-60
C) 60-100
D) 100-120
Answer: B




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Page Ref: 6
Learning Obj.: 1.3

3) The inherent rate of the ventricle is ________ bpm.
A) 20-40
B) 40-60
C) 60-100
D) 100-120
Answer: A
Page Ref: 6
Learning Obj.: 1.3

4) The built-in rate of each of the three major areas of the conduction system is referred to as the
________ rate.
A) fast
B) heart
C) escape
D) inherent
Answer: D
Page Ref: 6
Learning Obj.: 1.3




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, 5) What term is used to refer to the process of electrical discharge and the flow of electrical
activity?
A) Repolarization
B) Depolarization
C) Polarization
D) Polarized
Answer: B
Page Ref: 4
Learning Obj.: 1.2

6) If polarizing is considered the ready state, then ________ would be considered the recovery
state.
A) discharge
B) polarization
C) repolarization
D) depolarization
Answer: C
Page Ref: 4




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Learning Obj.: 1.2

7) After leaving the area of the AV node, impulses go through the ________ to reach the right
and left bundle branches.
A) Purkinje fibers
B) Bundle of His
C) AV junction
D) SA node
Answer: B
Page Ref: 6
Learning Obj.: 1.3

8) Part of the parasympathetic branch of the autonomic nervous system is the ________ nerve.
A) vagus
B) coronary
C) aortic
D) pericardial
Answer: A
Page Ref: 10
Learning Obj.: 1.4




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, 9) When stimulated, the ________ branch of the nervous system increases heart rate, AV
conduction, and irritability.
A) parasympathetic
B) sympathetic
C) pacemaker
D) inherent
Answer: B
Page Ref: 9
Learning Obj.: 1.4

10) Which cardiac cells are responsible for initiating and conducting pacemaker impulses?
A) Motor cells
B) Mechanical cells
C) Electrical cells
D) Atrioventricular cells
Answer: C
Page Ref: 1
Learning Obj.: 1.1




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11) Which is the normal pacemaker of the heart?
A) SA node
B) AV node
C) AV junction
D) Ventricle
Answer: A
Page Ref: 5
Learning Obj.: 1.3

12) Which of the following is NOT a part of the normal cardiac conduction system?
A) Coronary sinus
B) AV node
C) Purkinje Fibers
D) Internodal pathways
Answer: A
Page Ref: 5
Learning Obj.: 1.1

13) What is the term for the fail-safe mechanism that allows a lower pacemaker to take over
when a higher site fails?
A) Polarization
B) Irritability
C) AV conduction
D) Escape
Answer: D
Page Ref: 7
Learning Obj.: 1.4


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