Q. 93.8( 4 Votes )

The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is
A.

B.

C.

D.

Answer :

1.Myogenic heart, which is able to generate cardiac contraction independent of the nervous input. The contraction is initiated at the SA node or Sinoatrial node (group of cells present in the right atrium of heart).


2.After which this wave of contraction reaches AV node or Atrioventricular node.


3.Finally the wave reaches the Purkinje fibre initiating the heartbeat.

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