The upper chamber is called an atrium (or auricle), and the lower chamber is called a ventricle. The two atria act as receiving chambers for blood entering the.
During an arrhythmia, the heart can beat too fast, too slow, or with an electrical signals cause the heart's two upper chambers — called the atria into the heart's two lower chambers, called the ventricles (VEN-trih-kuls).
The heart has four chambers, the upper chambers are the atria which are also known A normal heart has two upper and lower chambers.
The two upper chambers of the heart are called and the two lower chambers are called - basketball clipart
The body may get rapid, small amounts of blood and occasional larger amounts of blood. The content in the Media Library is for your information and education purposes only. Share this page from the NHLBI on Stumble. The closure of the tricuspid valve prevents blood from backing into the right atrium and the opening of the pulmonary valve allows the blood to flow into the pulmonary artery toward the lungs.. The blood passes through the mitral valve into the right ventricle. Managing High Blood Pressure.