A patient has an accelerated junctional rhythm. When you record the ECG, the tracing shows that the P waves follow the QRS complexes and that the distance from each P wave to the next R wave is 0.6 seconds. What is the PR interval?

The typical triage process allows for the person triaging to:

a. continue until the sorting is complete, without stopping to care for any people b. stop triage to help the walking wounded to the staging area c. provide care for people in order from nearest to farthest d. stop triage to care for those in respiratory or cardiac arrest

Ventricular contractility can be estimated by which of the following?

a. Systemic vascular resistance b. Ejection fraction c. Pulmonary vascular resistance d. Left ventricular stroke work