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Hace 4 días · 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.
- Heart
The heart is the organ, or body part, that pumps blood...
- Ventricle
Ventricle, muscular chamber that pumps blood out of the...
- Systole
systole, period of contraction of the ventricles of the...
- Atrium
Atrium, in vertebrates and the higher invertebrates, heart...
- Chambers
Other articles where chamber is discussed: cardiovascular...
- Pulmonary Circulation
pulmonary circulation, system of blood vessels that forms a...
- Cardiac Cycle
Other articles where cardiac cycle is discussed: heart: This...
- Myocardium
cardiac muscle, in vertebrates, one of three major muscle...
- Heart
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26 de may. de 2024 · 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]
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Hace 2 días · In the human heart there is one atrium and one ventricle for each circulation, and with both a systemic and a pulmonary circulation there are four chambers in total: left atrium, left ventricle, right atrium and right ventricle.
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27 de may. de 2024 · This system contains two fluids, blood and lymph, and functions by means of two interacting modes of circulation, the cardiovascular system and the lymphatic system; both the fluid components and the vessels through which they flow reach their greatest elaboration and specialization in the mammalian systems and, particularly, in the human body.