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Heart ( engl. für ‚Herz‘) ist eine US-amerikanische Rockband, die 1973 in Seattle aus der Vorgängerband The Army (später White Heart) hervorging. Bekannt wurde sie 1977 mit dem Lied Barracuda, das seitdem von zahlreichen Bands gecovert wurde.
11. Juni 2024 · Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered double pump that is the center of the circulatory system in humans, other mammals, and birds. Learn more about the heart in this article.
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]
3. Nov. 2023 · The heart is a muscular organ that pumps blood around the body by circulating it through the circulatory/vascular system. It is found in the middle mediastinum, wrapped in a two-layered serous sac called the pericardium.
26. Jan. 2024 · What is the heart? The heart is a fist-sized organ that pumps blood throughout your body. It’s your circulatory system ’s main organ. Muscle and tissue make up this powerhouse organ. Your heart contains four muscular sections ( chambers) that briefly hold blood before moving it.
4. Okt. 2019 · The heart is a muscular organ that pumps blood throughout the body. It is located in the middle cavity of the chest, between the lungs. In most people, the heart is located on the left side of the chest, beneath the breastbone. The heart is composed of smooth muscle.
