1995
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Heart ist eine US-amerikanische Rockband, die 1973 in Seattle aus der Vorgängerband The Army hervorging. Bekannt wurde sie 1977 mit dem Lied Barracuda, das seitdem von zahlreichen Bands gecovert wurde. In Deutschland wurde die Band durch Auftritte in der Musiksendung Musikladen im Ersten Deutschen Fernsehen bekannt. Den größten ...
- 1967
The heart is a muscular organ found in most animals. This organ pumps blood through the blood vessels of the circulatory system. [1] . The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs. [2] .
- kardía (καρδία)
- Circulatory
- cor
13. Apr. 2024 · Learn about the structure, function, and diagram of the human heart, a four-chambered double pump that circulates blood through the body. Explore the history, evolution, and diseases of the heart, and how it works with the lungs and the circulatory system.
- The Editors of Encyclopaedia Britannica
- In humans, the heart is situated between the two lungs and slightly to the left of center, behind the breastbone. It rests on the diaphragm, the mu...
- The heart consists of several layers of a tough muscular wall, the myocardium. A thin layer of tissue, the pericardium, covers the outside, and ano...
- The pumping of the heart, or the heartbeat, is caused by alternating contractions and relaxations of the myocardium. These contractions are stimula...
- The rhythmic noises accompanying the heartbeat are called heart sounds. The two distinct sounds are heard, a low, slightly prolonged “lub” (first s...
30. Sept. 2020 · Learn about the structure, function, and electrical system of the human heart, a muscular organ that pumps blood throughout the body. Find out how the heart rate, valves, blood pressure, and gas exchange work together to keep you healthy and strong.
3. Nov. 2023 · Learn about the heart anatomy, including its chambers, valves, blood flow, and coronary circulation. Kenhub provides quizzes, videos, and diagrams to help you master the heart anatomy.
- Medical Content
- 10 Min.
52K. 6M views 5 years ago #NationalGeographic #Educational #Hearts. The human heart beats up to 3 billion times over an average lifespan. Learn about the anatomy of the heart and how this...
- 3 Min.
- 6,1M
- National Geographic
24. März 2022 · Learn how your heart is structured and how it pumps blood through your body. Find out about heart valves, chambers, tissue, and conditions that affect the heart.
