Louvers can be installed on swinging fire doors with ratings up to ___ hours

As an EMT, you would recognize which of the following as holding the greatest potential for causing emotional stress?

A) Lifting and moving an obese patient from a second-floor bedroom B) Being required to show up for a shift 15 minutes prior to its start C) Caring for a child whose parents have appeared to have neglected him D) Providing care for many patients over the course of a shift

Which of the following statements regarding developer chemistry is FALSE?

a. Sodium sulfite slows down the oxidation rate. b. Sodium carbonate provides the alkaline medium. c. Potassium bromide restrains development of unexposed silver halide crystals. d. Potassium alum swells the gelatin.