The person who is overseeing a study and is familiar with requirements for informed consent is the:

You have been called to assist another crew with the birth of a baby. On scene another EMT informs you that the mother's perineum tore and is bleeding heavily. You would:

A) place a cold pack on the mother's abdomen just below the umbilicus. B) apply a sterile gauze dressing with gentle pressure above the vagina. C) place a sterile dressing between the mother's vagina and rectum. D) insert sterile gauze into the vagina and leave in place until bleeding stops.

A patient with CHF is being mechanically ventilated. The patient's current PaCO2 = 28 mm Hg, and the ventilator set rate is 16 per minute. The desired PaCO2 for this patient is 40 mm Hg. To what should the set rate be changed?

a. 7/min b. 11/min c. 14/min d. 18/min