An elderly patient is noted to have rales in both lower lobes. The patient denies fever, has a mild cough with occasional pink tinged, frothy sputum. The best explanation for this finding is:

EN ROUTEA paramedic is dispatched to a local residence for a welfare check on a patient whose family hasn’t been able to contact for the past two hours. The family stated that the patient has an extensive history of alcohol abuse and mental health problems and needs to go to the hospital. It is currently 2215 on a clear fall night, and the temperature is 77F (25C). The response time is about 6 minutes. There is a community based standalone ED about 5 minutes away, and a level 2 trauma center with most capabilities about 25 minutes away and an in-patient psychiatric facility 15 minutes away.Dispatch notes they have attempted to call the patient with no response. Law enforcement is responding and is expected to arrive just prior to the ambulance. A 2-crew fire engine is about 8 minutes away.

You have just intubated a patient in respiratory arrest. You glance at the monitor and note a heart rate of 30. You suspect this is caused by:

A patient complains of shortness of breath. Vital signs are BP 92/80, P 110, RR 26, and SpO2 95% on room air. You observe jugular venous distension and auscultate muffled heart sounds. You suspect:

A patient with persistent substernal chest pain radiating to the left arm. Vital signs are BP 90/62, P 110, RR 22, and pulse oximetry 98% on 4 L/min O2 by nasal cannula. The paramedic should next:

Which of the following respiratory patterns would be expected?

Which of the following is true regarding hypoglycemia in the pediatric population?

The following ECG would be best identified as a: 

You are analyzing an EKG. The QRS is normal width, the P waves are inverted and the PR interval is 40 ms. There is an R wave every 6 large boxes. Your interpretation:

In regards to a hazardous material response, within which zone do EMS operations take place?