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Cardiovascular System

The cardiovascular system is a complex network of organs that circulates blood throughout the body. The heart is the central organ of the system, and it pumps blood through a series of arteries and veins. The blood carries oxygen and nutrients to the body’s tissues, and it collects waste products to be transported back to the heart and lungs. The cardiovascular system is vital to life, and it can be affected by a variety of diseases and conditions.