Red indicates oxygenated blood carried in arteries. Blue indicates deoxygenated blood carried in veins. Capillaries join the arteries and veins. In vertebrates, the circulatory system is a system …

Dec 8, 2025 · The circulatory system is the network of tissues, blood vessels, lymph vessels, and supporting components that transports nutrients, respiratory gases, and metabolic products …

Aug 29, 2024 · Your circulatory system, or cardiovascular system, supplies oxygen and nutrients to your whole body and removes waste through your blood. Your heart pumps blood that flows …

Sep 12, 2023 · The circulatory or cardiovascular system is composed of the heart, blood vessels and the blood. It delivers essential substances to the cells of the body.

Oct 19, 2025 · The cardiovascular system, also known as the circulatory system, includes the heart and blood vessels. It plays an important role in transporting blood to organs and tissues …

May 22, 2025 · The cardiovascular system consists of the heart, veins, arteries, and capillaries. These components make up two circulatory systems: the systemic and pulmonary circulatory …

Dec 23, 2024 · The human circulatory system or cardiovascular system is a network responsible for transporting blood, oxygen, nutrients, hormones, and waste products throughout the body. …

Apr 13, 2025 · The circulatory system is a masterpiece of biological engineering—a living infrastructure that connects every cell, every organ, and every function within your body.

Feb 17, 2020 · Learn more about how the circulatory system works, what it consists of, and the diseases that can affect your heart and blood vessels.

The circulatory system functions as the body’s internal transport network, moving substances throughout the body. This intricate system is fundamental for sustaining life, ensuring that all …