A VENICE WOMAN WAS SERIOUSLY INJURED IN AN ACCIDENT ON THE INTERSTATE IN NORTH PORT EARLY MONDAY MORNING.  THE FLORIDA HIGHWAY PATROL SAYS 35 YEAR OLD LORI GREENBERG WAS SOUTHBOUND IN THE INSIDE LANE TWO MILES SOUTH OF TOLEDO BLADE BOULEVARD JUST BEFORE 7AM WHEN SHE EXITED THE ROADWAY FOR AN UNKNOWN REASON.  HER TOYOTA TRAVELED 240 FEET ON THE GRASSY MEDIAN BEFORE HITTING A PALM TREE.  GREENBERG WAS BAYFLITED TO BAYFRONT MEDICAL CENTER IN ST. PETERSBURG IN SERIOUS CONDITION.   NO OTHER VEHICLES WERE INVOLVED AND TROOPERS SAY NO CHARGES WILL BE FILED.