Blood sugar testing machine without strips. Jan 16, 2024 · Blood circulates throughout the body, transporting substances essential to life. You can make a difference in the world. It’s made of plasma, red blood cells, white blood cells and platelets. Aug 20, 2025 · Blood is a fluid that transports oxygen and nutrients to cells and carries away carbon dioxide and other waste products. Here, learn about the components of blood and how it supports human health. Why then do many people wonder if blood is blue?. These cells are suspended in a liquid matrix known as plasma. Oct 12, 2022 · Have you ever accidentally gotten a paper cut and bright red blood oozed out? Because of experiences like this, most of us associate blood with the color red. [1] Blood is composed of blood cells suspended in blood plasma. Why then do many people wonder if blood is blue? 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 waste products away from those same cells. It has four main components: plasma, red blood cells, white blood cells, and platelets. Detailed information on blood, including components of blood, functions of blood cells and common blood tests. It contains specialized cells that serve particular functions. 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 waste products away from those same cells. About 7% to 8% of your total body weight is blood. Schedule your blood or platelet donation today. Latest in Blood Free Articles Introduction to a review series on the structural underpinnings of hemostatic plugs and thrombotic occlusions Jul 21, 2025 · Blood is a specialized fluid that constantly flows throughout your body. The blood that runs through the veins, arteries, and capillaries is known as whole blood—a mixture of about 55% plasma and 45% blood cells. Aug 27, 2025 · Donating blood and platelets at the UCLA Blood & Platelet Center is fast, safe and easy. We sometimes even use 'blood-red' to describe a bright reddish shade. Donating with The Blood Connection can save up to 3 lives and best of all, your blood stays local to the hospitals and communities we serve. hfaa cwie ewilkhb gaftjbw ywcf htag bhdxi djyoxszc rnz czzovu