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3 days ago · 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.
The heart is a muscular organ found in most animals. This organ pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.
Jan 26, 2024 · Your heart’s main function is to move blood throughout your body. Blood brings oxygen and nutrients to your cells. It also takes away carbon dioxide and other waste so other organs can dispose of them. Your heart also: Controls the rhythm and speed of your heart rate. Maintains your blood pressure.
Heart is an American rock band formed in 1973 in Seattle, Washington. The band evolved from previous projects led by founding members Roger Fisher (guitar) and Steve Fossen (bass guitar), including The Army (1967–1969), Hocus Pocus (1969–1970), and White Heart (1970–1973).
Aug 25, 2022 · Learn about symptoms, causes and treatment of cardiovascular disease, a term describing a wide range of conditions that can affect the heart.
Sep 30, 2020 · Here, learn about the structure of the heart, what each part does, and how it works to support the body. We also explore the electrical impulses and the role of CPR.
Nov 12, 2023 · The heart—the primary organ of the cardiovascular system—is a muscle that contracts regularly, via a natural pacemaker that produces electrical impulses. The heartbeat drives the transport of blood throughout the body, which provides oxygen and nutrients to all the body’s cells, tissues, and organs.
Mar 24, 2022 · Your heart is in the center of your chest, near your lungs. It has four hollow chambers surrounded by muscle and other heart tissue. The chambers are separated by heart valves, which make sure that the blood keeps flowing in the right direction.
The heart, nestled between the lungs and protected by the rib cage, serves as a powerful pump ensuring blood flow throughout the body. This systemic flow delivers oxygen and nutrients to cells and removes waste.
Jun 6, 2014 · 6.52M subscribers. Subscribed. 4.5K. From a channel with a health professional licensed in the US. Learn more about how experts define health sources. 621K views 9 years ago #HeartFunction...
