Which of the following statements about the h | vedclass

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(D) The human heart is $myogenic$,meaning the heartbeat originates from specialized muscle cells rather than external nerve impulses.It contains speci

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All of the above

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(D) The human heart is $myogenic$,meaning the heartbeat originates from specialized muscle cells rather than external nerve impulses.It contains specialized $nodal$ $tissue$ (the $SA$ node and $AV$ node) which acts as a pacemaker.These nodal tissues are capable of generating $action$ $potentials$ (electric stimuli) that initiate and regulate the rhythmic contraction of the heart.Therefore,all the given statements are correct.

Which of the following statements about the human heart is correct?

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