The nodal tissue located in the lower left co | vedclass

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Question

(B) The human heart contains specialized cardiac musculature called nodal tissue. $1$. The $SA$ Node (Sino-atrial node) is present in the right upper

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$AV$ Node

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(B) The human heart contains specialized cardiac musculature called nodal tissue. $1$. The $SA$ Node (Sino-atrial node) is present in the right upper corner of the right atrium. $2$. The $AV$ Node (Atrio-ventricular node) is located in the lower left corner of the right atrium,close to the atrio-ventricular septum. $3$. The $AV$ bundle continues from the $AV$ node and passes through the atrio-ventricular septa. $4$. Purkinje fibres are specialized muscle fibres that arise from the $AV$ bundle and spread throughout the ventricular musculature. Therefore,the correct answer is $AV$ Node.

The nodal tissue located in the lower left corner of the right atrium is

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