The most common symptom of myocardial infarction is __________

It can be difficult for first responders to stay current on their medical knowledge and skills due to ______

a. long delays between emergencies b. lack of training resources c. inconsistent medical direction d. constantly changing laws

Coded medical data is used to track the number of deaths due to a particular cause in a certain population; this is known as the

A) prevailing rate. B) recorded rate. C) morbidity rate. D) mortality rate.