what is a unique characteristic of this blood cell type quizlet
functions. when a foreign organism invades the body, the overall number of white blood cell increases, and depending upon the nature of the infectious agent, the relative percentage of types changes-we get this information from total white blood cell count and differential count.hen a foreign organism invades the body, the overall number of white blood cell increases, and depending upon the nature of the infectious agent, the relative percentage of types changes-we get this information from total white blood cell count and differential count.