When should automatic sprinkler systems be inspected?

You are transporting a 54-year-old man who was working in his yard spraying a pesticide called Parathion. Although he was using a particulate respirator, he suddenly started experiencing dizziness, severe abdominal cramps, and vomiting. What is MOST likely route of toxic exposure?

A) Absorption B) Injection C) Inhalation D) Ingestion

While performing CPR on a cardiac arrest victim, the therapist is ventilating the patient with a bag-valve-mask manual resuscitator, and is delivering pressures between 30 and 35 cm H2O to the patient's airway. What should be this therapist's concern?

A. overdistention of the patient's lungs B. gastric insufflation C. under inflation of the patient's lungs D. No is necessary because these pressures are harmless.