As you enter a room for an unknown medical emergency, you find an unresponsive male with snoring respirations lying supine in bed. Which action should you take immediately?

To which of these patients would the EMT elect to administer oral glucose?

Which link of the American Heart Association’s Chain of Survival must occur first, if a patient is to survive cardiac arrest?

An alert and distressed 72-year-old male patient with a history of pulmonary edema from heart failure is in severe respiratory distress, breathing 28 to 32 times per minute. His airway is patent, respirations are labored, crackles are heard in the bases of the lungs, and skin is found to be diaphoretic with a rapid radial pulse. Other vital signs are pulse, 136; blood pressure, 202/110 mmHg; and SpO2, 83%. Cyanosis is evident in the fingertips. The best treatment for this patient’s breathing difficulty would be:

Your medical director is providing a review of diabetic emergencies and asks you to describe glucose. Which of these statements would be your most appropriate response?

You suspect that an unresponsive female patient may be diabetic. To help confirm this suspicion, where would you send your partner to look for vials of insulin?

You are reviewing prehospital care reports and notice that a patient with low blood sugar and no contraindications to oral glucose did not receive the medication. You recognize that this inaction placed the patient at risk for which condition?

An unresponsive patient presents with a blood sugar of 30 mg/dL. What is the major threat to this patient’s well-being?

The primary function of the heart is to:

As you enter the living room of an adult patient who called 911 for shortness of breath, you observe the patient sitting upright in a chair with a panicked look on her face, struggling to breathe, with obvious suprasternal retractions. Her breathing rate appears to be fast and her tidal volume poor. You can hear rhonchi from her lungs without the aid of a stethoscope. Once at her side, your initial care should be to: