A red blood cell, also known as erythrocytes, hamates, or erythroid cells, is the most common type of blood cell. They are responsible for delivering oxygen throughout the body via the circulatory system. There are four major types of red blood cells. This article will discuss each of them in detail. Read on to learn more about them and how they function. You’ll be amaze at how important these cells are to our overall health. Red blood cells are small and contain several types of pigments. The oxygen carrying pigment hemoglobin is a free-floating protein in the plasma, while ...   read more