Which of the following is the order of events when HIV enters the body? T-4 cells take over HIV cells. HIV invades the bloodstream and spreads over the entire body. HIV invades a T-4 white blood cell, takes over that cell, reproduces and HIV particles enter the blood stream and take over other T-4 cells and the immune system weakens because of a lack of T-4 cells. T-4 cells take over HIV cells, then HIV takes over the bloodstream and T-4 cells destroy the HIV cells.