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Atrioventricular bundle

Definition

noun

The bundle of cardiac muscles beginning at the trunk of the atrioventricular node, passing through the right atrioventricular fibrous ring, then, extends to the membranous portion of the interventricular septum. Its function involves electrical conduction, transmitting the electrical impulses from the atrioventricular node to the apex of the fascicular branches.


Supplement

The trunk of the atrioventricular node branches into two, referred to as the right crus and the left crus.


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I'm not sure of my answer and pls help and explain

During a complete bundle branch block, many ectopic pacemakers in the ventricles may take over the action ... A. The ventricles relax B. The aorta relaxes C. The semi lunar valaves open D. The atrioventricular valves open

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by mslazy
Mon Nov 15, 2010 5:12 am
 
Forum: General Discussion
Topic: I'm not sure of my answer and pls help and explain
Replies: 1
Views: 5641

controling Nerve of the Brain? Which One

... reason: there is a second self-contracting node referred to as the atrioventricular node that can maintain a rhythm of 50 contractions/minute ... impose its higher rhythm, and even a thrid node referred to as the His bundle, that can maintain a rhythm of about 30 contractions/minute. Specialized ...

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by MrMistery
Mon Feb 16, 2009 2:39 pm
 
Forum: General Discussion
Topic: controling Nerve of the Brain? Which One
Replies: 8
Views: 16416


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