Complete Test Bank For Basic Arrhythmias 8th Edition by Gail Walraven Newest Version

TEST BANK FOR vb vb



Basic Arrhythmias, 9th Edition by Gail Walraven
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Chapter 1-18 vb




Chapter 1 vb Electrophysiology v b




1) The inherent rate of the SA node is
vb vb vb vb vb vb vb vb bpm.
A) 30-60
B) 40-60
C) 60-100
D) 100-120
Answer: C v b


Learning Obj.:
vb vb


v 1.3
b




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


Learning Obj.:
vb vb


v 1.3
b




3) The inherent rate of the ventricle is
vb vb vb vb vb vb vb bpm.
A) 20-40
B) 40-60
C) 60-100
D) 100-120
Answer: A v b


Learning Obj.:
vb vb


v 1.3
b




4) The built-in rate of each of the three major areas of the conduction system is referred to as
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the vb


rate.
A) fast
B) heart
C) escape
D) inherent
Answer: D
vb v b


Learning Obj.:
vb vb


v 1.3
b




5) What term is used to refer to the process of electrical discharge and the flow of
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electrical activity?
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A) Repolarization
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,B) Depolarization
C) Polarization
D) Polarized
Answer:
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v B b




2
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Inc.
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,Learning Obj.: 1.2 vb v b v b


6) If polarizing is considered the ready state, then
vb vb vb vb vb vb vb vb would be considered the
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recovery state.
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A) discharge
B) polarization
C) repolarization
D) depolarization
Answer: C
vb v b


Learning Obj.:
vb vb


v 1.2
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7) After leaving the area of the AV node, impulses go through the
vb vb vb vb vb vb vb vb vb vb vb vb to reach the right and
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left bundle branches.
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A) Purkinje fibers vb


B) Bundle of His vb vb


C) AV junctionvb


D) SA node vb


Answer: B
vb v b


Learning Obj.:
vb vb


v 1.3
b




8) Part of the parasympathetic branch of the autonomic nervous system is the
vb vb vb vb vb vb vb vb vb vb vb vb nerve.
A) vagus
B) coronary
C) aortic
D) pericardial
Answer: A
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Learning Obj.:
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v 1.4
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9) When stimulated, the
vb branch of the nervous system increases heart rate,
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AV conduction, and irritability.
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A) parasympathetic
B) sympathetic
C) pacemaker
D) inherent
Answer: B
vb v b


Learning Obj.:
vb vb


v 1.4
b




10) Which cardiac cells are responsible for initiating and conducting pacemaker impulses?
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A) Motor cells vb


B) Mechanical cells vb


C) Electrical cells vb


D) Atrioventricular cells vb


Answer: C
vb v b


Learning Obj.: 1.1 vb v b v b




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vb vb vb vb


Inc. vb

, 11) Which is the normal pacemaker of the heart?
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A) SA node vb


B) AV node vb


C) AV junction vb


D) Ventricle
Answer: A
vb v b


Learning Obj.:
vb vb


v 1.3b




12) Which of the following is NOT a part of the normal cardiac conduction system?
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A) Coronary sinus vb


B) AV node vb


C) Purkinje Fibers vb


D) Internodal pathways vb


Answer: A
vb v b


Learning Obj.: 1.1 vb v b v b




13) What is the term for the fail-safe mechanism that allows a lower pacemaker to take over
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when a higher site fails?
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A) Polarization
B) Irritability
C) AV conduction
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D) Escape
Answer:
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v D b


Learning Obj.: 1.4 vb v b v b




14) Which of the following best explains the mechanism called irritability?
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A) The ventricles repolarize before they are ready.
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B) The normal pacemaker slows down and gives up control.
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C) A lower pacemaker site speeds up to take control of the heart.
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D) The normal pacemaker changes its inherent
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rate. Answer: C
vb vb v b


Learning Obj.: 1.4 vb v b v b




15) Which of the following does NOT happen when the sympathetic branch is stimulated?
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A) Heart rate increases. vb vb


B) The heart becomes more irritable.
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C) Impulses go faster through the AV node. vb vb vb vb vb vb


D) Ventricular conduction slows down. vb vb vb


Answer: D
vb v b


Learning Obj.: 1.4 vb v b v b




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