Each side of the heart consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium) are where the blood collects when it enters the heart. The ventricles ...

Each side of the heart consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium) are where the blood collects when it enters the heart. The ventricles ...

Common signs of Wenckebach heart block are feeling dizzy, tired, and having a fast heartbeat. These signs can be hard to ...

This stimulates the upper chambers (left and right atria) to contract to pump blood down to the lower chambers (ventricles).

Depending on the degree of the sinoatrial block, the electrical impulses may or may not move from the atria and reach the ventricles. Individuals affected by a sinoatrial block are asymptomatic ...

Anyone experiencing their first atrial fibrillation (AFib) episode should go to a hospital. Those with an AFib diagnosis should go if they feel unwell during an episode or have symptoms of a heart ...