Circulatory System And The Heart | Explained In Simple Words

The video provides an overview of the human circulatory system, likening it to a city's highway network. It explains the heart's role as a pump, the structure of blood vessels, and the composition of blood. The video also covers the double circulation system, detailing how blood is oxygenated in the lungs and distributed throughout the body. Key components like arteries, veins, capillaries, and blood cells are discussed, highlighting their functions in maintaining life.

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