An adult patient asks the nursing student why pain was felt in their left arm during a myocardial infarction. Which of the following statements would provide an accurate response by the nursing student?
a. "Were you doing some physical activity with your arm just prior to the event?"
b. "Pain in the arm related to cardiac tissue damage is a type of referred pain."
c. "What you are describing relates to psychogenic pain."
d. "Cardiac pain is generally unexplainable."