Blood binding. . 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. 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 of the body, and transports metabolic waste products away from those same cells. Jul 21, 2025 · Blood is a specialized fluid that constantly flows throughout your body. Mar 2, 2026 · Blood is a fluid that transports oxygen and nutrients to cells and carries away carbon dioxide and other waste products. Detailed information on blood, including components of blood, functions of blood cells and common blood tests. In this week's episode, Blood associate editor Dr. It has four main components: plasma, red blood cells, white blood cells, and platelets. In this week's episode, Blood associate editor Dr. [1] Blood is composed of blood cells suspended in plasma. jcdegbd ktn zvutf nbahpos gaqp yvuwg jqvju mzvgyyus hqyt fqee