| 1 | There are 2 types of phagocytes: mononuclear phagocytes and granulocytes. | |
| 2 | In addition, many phagocytes have other specialized functions. | |
| 3 | Lymphatic and mononuclear phagocyte system is the body of the second line of defense. | |
| 4 | When we get an infection, white blood cells called phagocytes leap into action. | |
| 5 | In the process, they consume oxygen and produce what are called Reactive Oxygen Species, or ROS. |