
How Your Circulatory System Works - Cleveland Clinic
Sep 4, 2024 · When blood gets oxygen from your lungs and brings it back to your heart, that’s your pulmonary circulation. Systemic circulation describes supplying oxygen-rich blood to your whole body.
Circulation | Definition, Characteristics, & Function | Britannica
Oct 11, 2025 · Circulation, the continuous movement of blood throughout the body, driven by the pumping action of the heart. The circulation of the blood links the sites of oxygen utilization and …
Circulatory system - Wikipedia
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 of organs …
American Heart Association
American Heart Association
CIRCULATION Definition & Meaning - Merriam-Webster
The meaning of CIRCULATION is orderly movement through a circuit; especially : the movement of blood through the vessels of the body induced by the pumping action of the heart.
What is the Circulatory System? Functions, Parts, and Flow Explained
Apr 13, 2025 · To act as the conduits through which blood travels—transporting oxygen, nutrients, hormones, waste products, and immune cells. There are three main types of blood vessels: arteries, …
What is: Circulation - Understanding Blood Flow
Sep 28, 2024 · Circulation refers to the continuous movement of blood throughout the body, facilitated by the heart and blood vessels. This vital process ensures that oxygen and nutrients are delivered to …
In brief: How does the blood circulatory system work?
Nov 21, 2023 · 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 …
CIRCULATION Definition & Meaning | Dictionary.com
In vertebrates, the circulation of blood to the tissues and back to the heart is caused by the pumping action of the heart. Oxygen-rich blood is carried away from the heart by the arteries, and oxygen …
Circulatory System: Function, Organs, Diseases - Healthline
Feb 17, 2020 · It works to transport oxygen and other nutrients to all the organs and tissues in your body. It also works to remove carbon dioxide and other waste products. Having a healthy circulatory …