shakoriagaston2905 shakoriagaston2905

04-05-2024
Medicine

Answered

A student nurse is reviewing electrocardiograms (ECGs). Which of the following does she recognize as true about ECGs and myocardial infarctions (MIs)?
O ECGs alone are not diagnostic for MIs.
O With MIs, P-R elevation is expected.
O Most MIs are preceded by development of prolonged P-R intervals.
O Most MIs show no changes on ECG.

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