Title: Heart block is a condition in which the SA node is properly functioning but the atria and ventricles ... Post by: lisa_lordes on Apr 19, 2017 Heart block is a condition in which the SA node is properly functioning but the atria and ventricles are contracting out of synch. Which of the following statements explains why this happens?
A) The coronary arteries are not delivering blood to the heart. B) The AV node is not sending signals to the ventricles as it should. C) The heart valves are allowing blood to flow backward through the heart. D) The SA node is working extra hard to make the ventricles catch up. Title: Re: Heart block is a condition in which the SA node is properly functioning but the atria and ... Post by: Poala on Apr 19, 2017 Content hidden
Title: Re: Heart block is a condition in which the SA node is properly functioning but the atria and ... Post by: miss girl on Dec 4, 2020 okay then
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