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  1. Blood - Wikipedia

    Blood is a body fluid in the circulatory system of humans and other vertebrates that delivers necessary substances such as nutrients and oxygen to the cells, and transports metabolic …

  2. Blood: What It Is & Function - Cleveland Clinic

    Blood is a specialized fluid that constantly flows throughout your body. It’s made of plasma, red blood cells, white blood cells and platelets.

  3. Lifesouth Community Blood Centers

    Our mission is to provide a safe blood supply that meets or exceeds the needs in each community we serve, and to provide a variety of services in support of ongoing and emerging blood and …

  4. Blood | American Society of Hematology

    Find the whole review series on follicular lymphoma in volume 146 issue 15 of Blood Journal. AML biology matters, so should we transplant ASAP? John E. Levine.

  5. Blood | Definition, Composition, & Functions | Britannica

    Oct 12, 2025 · Blood is a fluid that transports oxygen and nutrients to cells and carries away carbon dioxide and other waste products. It contains specialized cells that serve particular …

  6. Blood Basics - Hematology.org

    It has four main components: plasma, red blood cells, white blood cells, and platelets. The blood that runs through the veins, arteries, and capillaries is known as whole blood—a mixture of …

  7. Facts About Blood - Johns Hopkins Medicine

    Detailed information on blood, including components of blood, functions of blood cells and common blood tests.

  8. Blood- Components, Formation, Functions, Circulation

    Aug 3, 2023 · Blood is a liquid connective tissue made up of blood cells and plasma that circulate inside the blood vessels under the pumping action of the heart.

  9. Blood: Components, functions, groups, and disorders

    Jan 16, 2024 · Blood circulates throughout the body, transporting substances essential to life. Here, learn about the components of blood and how it supports human health.

  10. 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 …