How Your Circulatory System Works - Cleveland Clinic
2024年9月4日 · 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 through your arteries, veins and capillaries.
Blood Flow Through the Heart - Cleveland Clinic
Your heart and blood vessels make it all happen, and that’s why together they’re known as your circulatory system. The many parts of your circulatory system work together like a top-notch delivery service to keep blood moving through your body on schedule.
Circulatory system - Wikipedia
Blood is a fluid consisting of plasma, red blood cells, white blood cells, and platelets; it is circulated around the body carrying oxygen and nutrients to the tissues and collecting and disposing of waste materials.
In brief: How does the blood circulatory system work?
2023年11月21日 · The blood circulatory system (cardiovascular system) delivers nutrients and oxygen to all cells in the body. It consists of the heart and the blood vessels running through the entire body. The arteries carry blood away from the heart; the veins carry it back to the heart.
Cardiovascular System: Organs and Functions Diagram - Verywell …
2024年8月26日 · It plays an important role in transporting blood to organs and tissues throughout the body. The diagram is labeled with the main parts of the cardiovascular system: the heart, arteries, capillaries, and veins. The heart is a fist-sized organ in …
Circulatory system: Structure, function, parts, diseases - Kenhub
2023年9月12日 · During systole, blood is forcibly pumped out of the ventricles into the outflow tracts of their corresponding circulation. The atria are filling with blood at the same time. During diastole, the ventricles are relaxed, and blood flows from …
Circulatory System Anatomy, Diagram, & Function - Healthline
2023年6月20日 · View an interactive 3D model of the circulatory system and its major components, including the heart. Also discover conditions that affect the circulatory system.
Circulatory system | Functions, Parts, & Facts | Britannica
2024年10月22日 · Molecules are normally conveyed between cells and throughout the body of multicellular organisms in a circulatory fluid, called blood, through special channels, called blood vessels, by some form of pump, which, if restricted in position, is usually called a heart.
15.3A: Anatomy of Human Circulatory System - Biology LibreTexts
2022年5月15日 · Blood flows through the mitral valve (also known as the bicuspid valve) into the left ventricle. Contraction of the ventricle closes the mitral valve and opens the aortic valve at the entrance to the aorta. The first branches from the aorta occur just …
40.12: Blood Flow and Blood Pressure Regulation - Blood Flow …
2024年11月23日 · As the heart pumps, blood is pushed through the body through the entire circulatory system. Oxygenated blood is pumped away from the heart to the rest of the body, while deoxygenated blood is pumped to the lungs where it is …