Which of the following is a component of a scene size-up?

Why does a patient involved in an auto crash who has major internal abdominal bleeding require oxygen to maintain internal respiration?

The metabolism that creates large amounts of carbon dioxide and lactic acid but generates little energy is called:

Your patient is an alert 65-year-old male with a history of lung problems. He is sitting up and complaining of severe shortness of breath. He is in moderate respiratory distress. You should:

Which of the following is an advantage of using a nasopharyngeal airway (NPA)?

Under what circumstance should a reassessment NOT be performed?

You are approaching a 16-year-old male with bright red spurting blood coming from his leg. He is screaming, and he begs you to help him. You should:

You are performing a rapid trauma assessment on an unresponsive 30-year-old male. As you evaluate his head, which of the following should you check for?

Your patient is a motorcyclist who was ejected after striking a guard rail. The patient is unresponsive to painful stimuli and is breathing shallowly six to eight times per minute. Which of the following should you do first?

You are ventilating an 85-year-old male without difficulty. A nurse tells you that the patient has properly-fitting dentures. You should: