Why are physical and mental examinations used? What requirem

Why are physical and mental examinations used? What requirements must be metin your state to be able to compel such an exam? Would there be any use for aphysical or mental examination in our case with Cain and Abel? Research a casein the state of Florida in which a physical or mental exam was requested andbeing contested. What were the facts of the case? How did the judge rule? Whydid the court make that decision?