In the US, Eggs Are Refrigerated to Help Reduce Salmonella Risks. If an egg is infected with salmonella, the bacteria will multiply more quickly if the egg is stored at room temperature instead of in the refrigerator, particularly if they're stored for longer than 21 days. This is why, in the US, public health agencies advise keeping your eggs in the fridge.
Whole blood consists of 3 types of blood cells, suspended in a liquid called plasma. Blood circulates through the arteries and veins with each of the blood cell types -- red blood cells, white blood cells and platelets -- performing different functions throughout the body.
Eventually, the blood enters the superior and inferior vena cava (the largest veins in the body) again and one circulatory route has been completed. Blood. Blood is made up of cells and plasma. The major types of cells are red blood cells, white blood cells, and platelets. Red Blood Cells. Also called erythrocytes, red blood cells (rbc) are the most numerous cells in the blood.