Our heart and lungs circulate oxygen throughout our blood vessels to keep cells alive. At the center of the circulatory system is the heart, which works with the lungs to constantly keep the body ...

Your circulatory system contains three blood vessel types: arteries, veins, and capillaries. Arteries carry blood from the heart, unlike veins, which carry blood to the heart. According to the ...

The five vital organs in the human body are the brain, heart, lungs, kidneys, and liver. Other organs include the gallbladder, pancreas, and stomach. Organ systems, such as the nervous system, support ...

Lupus affects different people in different ways. Many people with lupus have problems with the heart, lungs, and blood. How does lupus affect the heart, lungs, and blood? Your heart, blood vessels, ...

The cardiovascular system consists of the heart, blood vessels, and blood. Its primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood ...