Rank #29
The human body has four main types of white blood cells: neutrophils, eosinophils, basophils, and monocytes.
This description provides an overview of the four main types of white blood cells found in the human body. Neutrophils are the most abundant type of white blood cell, and they are responsible for fighting off bacterial infections. Eosinophils help to fight off parasitic infections and allergies,
From Wikipedia
White blood cells, also called immune cells or immunocytes, are cells of the immune system that are involved in protecting the body against both infectious disease and foreign entities. White blood cells are generally larger than red blood cells. They include three main subtypes: granulocytes, lymphocytes and monocytes.