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- The cardiovascular system consists of the heart, veins, arteries, and capillaries. These components make up two circulatory systems: the systemic and pulmonary circulatory systems. The cardiac cycle consists of two phases: systole (relaxation) and diastole (contraction).
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Jul 30, 2021 · 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...
Sep 12, 2023 · The main function of the circulatory (or cardiovascular) system is to deliver oxygen to the body tissues, whilst simultaneously removing carbon dioxide produced by metabolism. Oxygen is bound to molecules called haemoglobin that are on the surface of the red blood cells in the blood.
Sep 4, 2024 · What are the four main parts of the circulatory system? The parts of your circulatory system are your: Heart. This muscular organ pumps blood throughout your body. Your heart is the only circulatory system organ. Your lungs are part of your respiratory system. Arteries.
Aug 26, 2024 · The diagram is labeled with the main parts of the cardiovascular system: the heart, arteries, capillaries, and veins. Heart: A Muscular Pump. The heart is a fist-sized organ in the chest that is responsible for pumping blood. It has four chambers: two upper chambers (atria) and two lower chambers (ventricles).
human cardiovascular system, organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes. It is a closed tubular system in which the blood is propelled by a muscular heart.
Jan 15, 2021 · Circulatory System Parts. The circulatory system consists of the heart, blood, blood vessels, lymph, and lymphatic vessels. While the heart is the largest “organ” of the circulatory system, it is really only a large blood vessel surrounded by muscles.
May 9, 2024 · Your circulatory system is made up of several parts, including your: Heart. This muscular organ works to pump blood throughout your body via an intricate network of blood vessels.
