What is the primary cause of syncope in dental patients?

Ethical standards for coding are:

A. different for inpatient vs. outpatient settings. B. different for research vs. patient care. C. different for apprentice vs. fully certified coders. D. the same for all healthcare settings.

Which of the following is not a potential hazard of intermittent positive-pressure breathing?

a. Increased cardiac output b. Respiratory alkalosis c. Pulmonary barotrauma d. Gastric distention