You are treating a patient you suspect may be suffering from septic shock. You should consider fluid and pressor therapy to maintain a mean arterial pressure (MAP) of:

Acute renal failure occurs when a patient loses ________ of the functioning nephrons

A) 80% B) 70% C) 60% D) 50%

A patient has been bitten by what appears to be a black widow spider. The bite to her left hand is dull and achy and she states that the muscles in her shoulders and back are starting to hurt. After ensuring that no life-threatening conditions are present and administering oxygen, the EMT should:

A) pour a vinegar solution over the bite. B) keep the hand below the level of the heart. C) massage the muscles of the back and shoulders. D) apply hot packs to the bite.