____ is an abnormal increase in the number of cells due to frequent cell division/reproduction which causes the tissue or organ to increase in size.

Signal to others that a portable fire extinguisher is empty by:

A. laying it on its side. B. marking it with a tag. C. standing it straight up. D. covering the hose with a blanket.

A 65-year-old male is intubated and placed on a mechanical ventilator after a motor vehicle ac-cident

Thirty-six hours later he develops infiltrates on the chest radiograph. Which of the following ac-tions may have been able to prevent this from occurring? 1. Elevation of the head of the bed 20 to 30 degrees 2. Aspiration of subglottic secretions 3. Changing ventilator circuit every 24 hours 4. Stress ulcer prophylaxis 5. Avoid the use of sedatives a. 1 only c. 1, 2, 4, and 5 b. 1, 3, and 5 d. 1, 2, 3, 4, and 5