The diagrams show what happens when P waves and S waves pass through the Earth. S waves do not pass through the Earth's core S waves cannot pass through the liquid outer core, but P waves can.
Because the atrial rate is so fast, and the action potentials produced are of such low amplitude, P waves will not be seen ... when an atrial action potential does reach the ventricles will ...
“High grade AV nodal block,” a type of 3 rd degree heart block, occurs when there is AV dissociation similar to complete heart block, but occasional P waves do conduct through the AV node to ...
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