Exam 28: Heart

Passive ventricular filling occurs immediately after isovolumetric ventricular contraction.

Match each ECG wave or complex with the corresponding action in the cardiac cycle. -Atrial depolarization

Which of the following is another name for the visceral layer of the pericardium?

Match each part of the conduction system of the heart to the description of its location or function. -Branches that are at the terminal ends of the bundles of His

As compared with the body's own heart pacemaker, what is the major disadvantage of a mechanical pacemaker?

Explain why a transplanted heart would beat even if the nerves to the heart were not reconnected.

The "receiving chambers" of the heart are the atria.

When fibers of the vagus nerve stimulate the heart, the heart rate increases.

A cause of a heart murmur may be:

The Purkinje fibers actually stimulate the ventricles to contract.