EKG and Electrical Pathway of the Heart
Authored by Lisa Thompson
Science
University
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which structure slows down the electrical impulse to allow the atria to fully contract before the ventricles begin to contract?
SA node
AV node
bundle of His
Purkinje fibers
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which structure of the cardiac conduction system extends from the SA node to the left atrium?
Bundle of His
Internodal pathway
Bachmann's Bundle
Purkinje Fibers
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What happens if your right bundle branch is severed?
Your right atrium won't contract
Your left atrium won't contract
Your right ventricle won't contract
Your left ventricle won't contract
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which part of the cardiac conduction system is known as the "gatekeeper" since it makes sure pacing is correct?
SA node
AV node
Bundle of His
Bachmann's Bundle
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Heart blocks can...
Slow down the conduction of electrical impulses
Speed up the conduction of electrical impulses
Completely stop the conduction of electrical impulses
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Heart blocks most commonly are
SA blocks
AV blocks
Intra-Hisian blocks
Fascicular blocks
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the EKG strips show a first degree heart block?
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