Contrary to popular belief, it is a ________ that the skin's pores open and close

The amount of oxygen delivered depends on the patient's oxygenation state. Oxygen flow should be titrated to maintain a:

A) SpO2 > 90 percent. B) SpO2 > 95 percent. C) SpO2 < 90 percent. D) SpO2 < 95 percent.

Changes in ventricular rhythm can cause syncope, which is induced by the use of:

A. chloroquine B. hydroxychloroquine C. quinidine D. quinine