1995
Suchergebnisse
Suchergebnisse:
Thompson - Boling Arena at Food City Center . Knoxville, TN. Tickets
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] .
Vor 5 Tagen · Learn about the structure and function 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 see diagrams and videos.
- 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...
Heart formed in Seattle, Washington in 1973 and have rocked on through the years under the sibling core of Ann and Nancy Wilson. The group has released 16 studio albums, hitting the Top 10 seven times and topping the Billboard 200 with 1985’s Heart.
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.
- Medical Content
- 10 Min.
Learn about the structure and function of the heart, the muscular organ that pumps blood throughout the body and lungs. Explore the four chambers, the valves, the cardiac cycle, and more with 3D models and interactive features.
30. Sept. 2020 · Learn about the structure, function, and circulation of the human heart, a muscular organ that pumps blood throughout the body. Find out how the heart valves, electrical system, and blood vessels work together to deliver oxygen and nutrients and remove waste.
