215) ANSWER
B) ST elevations
RATIONALE
ST elevations indicate immediate myocardial injury; ST depressions indicate myocardial ischemia; a Q wave forms several days after a myocardial infarction; a U wave is a sign of hypokalemia. Omit options 3 and 4 as not reflective of the acute phase of myocardial injury. Recall that ST elevations reflect injury.
B) ST elevations
RATIONALE
ST elevations indicate immediate myocardial injury; ST depressions indicate myocardial ischemia; a Q wave forms several days after a myocardial infarction; a U wave is a sign of hypokalemia. Omit options 3 and 4 as not reflective of the acute phase of myocardial injury. Recall that ST elevations reflect injury.
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