RedactedNarrative: Subject had put the listed vessel in at Marion County Park and began traveling upstream from there.While the vessel was heading back to the boat ramp Operator noticed a log in the river and had made attempts to avoid striking the log. The rapid change of direction thus forced subject to be slung from within the vessel and caused her to strike her head on the gunnel of the vessel. She began to go in and out of consciousnes when Marion County 911 was called. She was taken back Marion County Park to meet with Marion County EMS and was then taken to Earlanger Hospital in Chattanooga.