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it14spr102.40cC8-9.txt
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Cardiac muscle cells that are electrically connected by gap junctions and thus the entire myocardium behaves as a single unit.
Functional syncytium
Network of cardiac muscle cells connected by intercalated discs that lends to the coordinated contraction of the atria
Atrial syncytium
Network of cardiac muscle cells connected by gap junctions that lends to the coordinated contraction of the ventricles
Ventricular syncytium
Internal pacemaker and nervelike conduction pathways through the myocardium
Cardiac conduction system
Initiates each heartbeat and determines the heart rate
SA Node
Acts as an electrical gateway to the ventricles
Atrioventricular Node
Type of pathway that signals leave from AV
AV Bundle (Bundle of His)
Also known as the pacemaker of the heart
Sino-Atrial Node
Distribute the electrical signals to the cardiocytes of the ventricles
Purkinje Fibers
Author
reme
ID
257082
Card Set
it14spr102.40cC8-9.txt
Description
Topics 8-9
Updated
2014-01-17T18:52:47Z
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