Lungless salamanders breathe through their skin and _____

Family directs you to a bedroom where a 62-year-old male is in respiratory distress. During the scene size-up, which of the following most strongly suggests that the patient suffers from a chronic respiratory disease?

A) Furnace turned on high with humidifier running B) Bottles of aspirin and nitroglycerin on nightstand C) Patient in chair in tripod position D) Smell of cigarettes in house

The rescue captain has asked that you disconnect a car's battery to shut down all power to the vehicle completely. How should you do this safely?

A) Cut the positive battery cable, and then remove the negative cable. B) Disconnect the positive battery cable first. C) Remove the negative battery cable first. D) Remove the negative and positive cables simultaneously.