How Your Circulatory System Works - Cleveland Clinic
Sep 4, 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 through your …
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 …
Circulatory system | Anatomy, Functions, Parts, Invertebrate ...
Oct 27, 2025 · The circulatory system is the network of tissues, blood vessels, lymph vessels, and supporting components that transports nutrients, respiratory gases, and metabolic products …
Circulatory System: Function, Organs, Diseases - Healthline
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.
Circulatory System or Cardiovascular System - Science Notes and …
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. It consists …
Circulatory system: Structure, function, parts, diseases | Kenhub
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.
What is the Circulatory System? Functions, Parts, and Flow Explained
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.
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 …
American Heart Association
American Heart Association
What Is the Circulatory System? 3 Main Parts & Their Functions
The heart and the blood vessels (arteries, veins, and capillaries) of the circulatory system go through the entire body to provide the cells with the nutrients and oxygen they need.