Maryville University Advanced Pathophysiology Exam 2 questions with correct answers

Diffuse axonal injuries (DAIs) of the brain often result in: Answer more severely disabled survivors, including those in an unresponsive state or reduced level of consciousness, have DAIs. What event is most likely to occur to the brain in a classic cerebral concussion? Answer Transient cessation of respiration can occur with brief periods of bradycardia, and a decrease in blood pressure occurs, lasting 30 seconds or less. Which disorder has clinical manifestations that include decreased consciousness for up to 6 hours, as well as retrograde and posttraumatic amnesia? Answer Evidence of a classic concussion is the immediate loss of consciousness, which lasts less than 6 hours. Retrograde and anterograde (posttraumatic) amnesia is also present. What group is most at risk of spinal cord injury from minor trauma? Answer Because of preexisting degenerative vertebral disorders, older adults are particularly at risk The edema of the upper cervical cord after spinal cord injury is considered life threatening because of which possible outcome? Answer respiratory problems due to impairment of the diaphragm function (phrenic nerves exit C3-C5). What indicates that spinal shock is terminating? Answer Indications that spinal shock is terminating include the rea