Define each of the following terms:

What are the limitations to pulse oximetry according to the American Association for Respiratory Care (AARC) Clinical Practice Guideline: Pulse Oximetry?

I. motion artifact II. abnormal hemoglobins III. ambient light IV. intravascular dyes A) I B) I and II C) I, II and III D) I, II, III, and IV

Which of the following is the main reason for dusting shelves and furniture in the examination room?

A. It gives a clean appearance. B. It is an efficient way to pass the time between patient appointments. C. It eliminates dust that harbors bacteria and allergens. D. It preserves the finish of the furniture. E. It promotes a sterile environment.