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A bundle of nodal fibres, __________________ continues from the __________ (D) which passes through the __________________ to emerge on the top of the ___________________ (H) and immediately divides into a ________ (I) and ________ (J).

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( a ) atrioventricular bundle (AV bundle), AVN, atrio-ventricular septa, interventricular septum, right bundle and left bundle
( b ) bundle of His, SAN, atrio-ventricular septa, interventricular septum, left bundle and right bundle
( c ) bundle of His, AVN, atrio-ventricular septa, interventricular septum, left bundle and right bundle
( d ) bundle of His, AVN, atrio-ventricular septa, interventricular septum, right bundle and left bundle

1 Answer

(A) is the right answer.

A specialised cardiac musculature called the nodal tissue is also distributed in the heart....... A bundle of nodal fibres, atrioventricular bundle (AV bundle) continues from the AVN which passes through the atrio-ventricular septa to emerge on the top of the interventricular septum and immediately divides into a right and left bundle.
answered Mar 26, 2014 by pady_1
 

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