A professional appearance and manner by the EMT will help build a patient's confidence in the EMT's abilities.

To control external bleeding from an extremity, first:

A. splint the bleeding part. B. apply direct pressure. C. elevate the extremity. D. apply a tourniquet.

The therapist is setting up a noninvasive positive-pressure ventilator and wants to minimize the degree of rebreathing that tends to occur because the ventilator incorporates a single tube breathing circuit. How can the therapist accomplish this goal?

A. by using an EPAP of less than 4 cm H2O B. by employing a breathing circuit that has an in-circuit valve C. by selecting a ventilator that has a preset leak specific to the ventilator D. by incorporating a mask that houses an in-mask exhalation port