What are the reasons for the movement of blood in the vessels?

The blood moves constantly, and this is due to the contraction of the heart. The liquid state of the blood and being in a closed system allows the pressure created by the heartbeat to pump blood to all parts of the body. Thus, blood regulates temperature, carries oxygen to cells, removes waste, and performs many other functions necessary for the life of the body. Cardiac arrest initiates a drop in blood vessel pressure, blood circulation stops, and the body dies.



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