Circulatory System and Pathway of Blood Through the Heart

This video introduces the circulatory system, explaining how blood transports glucose and gases throughout the body. It covers the composition and functions of blood, including plasma and cellular components like red and white blood cells. The anatomy of the heart is detailed, highlighting the flow of blood through its chambers and valves. The video also traces the pathway of blood from the body to the heart, lungs, and back, emphasizing the importance of oxygenation. Finally, it touches on heart conditions like atrial septal defects and their potential impacts.

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