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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 | Definition, Composition, Functions, & Facts | Britannica

    Dec 15, 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 …

  3. Blood Basics - Hematology.org

    Blood Basics Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets. The blood that runs through the veins, arteries, and …

  4. 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.

  5. Denver Blood Donation Center | Vitalant

    Blood donation types collected at this site are whole blood, platelets, plasma, and Power Red (double red cell). The location is open seven days a week for all donation types.

  6. Facts About Blood - Johns Hopkins Medicine

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

  7. Denver Red Cross Blood Donation Center

    Turn your compassion into action by giving blood at the Denver American Red Cross Blood Donation Center or at Red Cross blood drives across Metro Denver. Appointments are …

  8. Overview of Blood and Blood Components - University of …

    The main job of red blood cells, or erythrocytes, is to carry oxygen from the lungs to the body tissues and carbon dioxide as a waste product, away from the tissues and back to the lungs.

  9. Donate Blood | Find a Local Blood Drive | American Red Cross

    Giving blood is a simple thing to do, but it can make a big difference in the lives of others. Make a blood donation appointment with the American Red Cross today.

  10. Blood - MedlinePlus

    May 11, 2023 · The solid part of your blood contains red blood cells, white blood cells, and platelets. Red blood cells (RBC) deliver oxygen from your lungs to your tissues and organs.