Gases Commonly Encountered in Underground Mines (16) Progress Indicator: Question 3 of 20 3.  A person with acute heart attack pain often delays phoning 911 (the EMS system).  Which of the following statements provides the most accurate explanation for this behavior?  (need help?) Choices: People often deny that their symptoms might be due to a heart attack Symptoms of a heart attack come and go, so it is prudent to wait for up to an hour to avoid a "false alarm" If family members are trained in CPR, the victim can wait and ask someone in the family to pro- vide transportation to the hospital if the signs of heart attack persist If you phone the EMS system, transport to the hospital actually takes longer than if the victim drives to the hospital or asks a family member to provide the transportation