Heart, artificial
A human-made heart that is used to replace a diseased or malfunctioning heart when a donor organ is not available.
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- Heart, left
The left atrium and left ventricle.
- Heart, Lung, and Blood Institute, National
One of the National Institutes of Health in the U.S., the NHLBI’s mission is to “provide leadership for a national research program in diseases of the heart, blood vessels, lungs, and blood and in transfusion medicine through support of innovative basic, clinical, and population-based and health education research.”
- Heart, right
The right atrium and right ventricle.
- Heart-lung machine
pumping and oxygenating blood. Blood returning to the heart is diverted through a heart-lung machine before being returned to arterial circulation. Such machines may be used during open-heart surgery. Also known as pump-oxygenator or cardiopulmonary bypass machine.
- Heartburn
An uncomfortable feeling of burning and warmth occurring in waves rising up behind the breastbone (sternum) toward the neck. It is usually due to gastroesophageal reflux disease (GERD), the rise of stomach acid back up into the esophagus. Heartburn has nothing whatsoever to do with the heart. It is a popular nonmedical term. It is […]