A bodily fluid that delivers oxygen and nutrients to the body's cells, and then transports carbon dioxide and waste away from them.
Stem cells found in the bone marrow that develop into all different types of blood cells as needed.
Small, irregularly shaped cell fragments that play a role in reducing blood loss and forming blood clots.
A blood clot that forms within a healthy blood vessel, causing a blockage that results in further damage.
A fluid made from the blood of someone possessing desired antibodies, which can be given to someone else to invoke a passive immunity.