Red blood cell

Red cell is redirecting here, For the US military word, see Red Cell.
Red blood cells are the most ordinary type of blood cell and the vertebrate body's principal means of deliver oxygen from the lungs or gills to body tissues via the blood.

Human red blood cells Red blood cells are also known as RBCs or erythrocytes from Greek erythros for "red" and kytos for "hollow", with cyte nowadays translated as "cell". A schistocyte is a red blood cell undergoes fragmentation, or a fragmented fraction of a red blood cell.