eLearning
Heart 101/The Heart/O coração/сердце/ ハート
Video by E-Learning for KIDS via YouTube
Source
Heart
The heart is a muscular organ 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.Wikipedia
Video /photo/sounds credits:
Nicolas Boulard
Riki Risnandar
Andrew Jones
Pixabay sounds
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