<span>Platelet is a term that is not used to refer to white blood cells. Platelets are the smallest of all blood cells, and make up a very small fraction of blood volume. The function of platelets is to prevent bleeding, whereas the function of white blood cells is to fight off infection and increase immunity to disease.</span>
<span>During an earthquake, it is important to seek protection from windows and hanging objects. These objects could fall at any moment during an earthquake, which could result in harm to people nearby. Ultimately, the most important things are to drop to the ground, cover your body, and hold on to stable objects.</span>