Identifying the relationship between balance and falls in the elderly requires the use of a multidimensional balance scale rather than a single test of balance.

All of the following are considered key components at the scene of a mass-casualty incident, EXCEPT:

A: an adequately staffed treatment area. B: a supply area near the treatment area. C: an on-scene emergency physician. D: an on-site communication system.

An 80-year-old patient arrives in the emergency room complaining of difficulty breathing with signs of pulmonary edema. The clinician orders a B-type Natriuretic Peptide (BNP) test to be performed on the patient

The test result shows 800 pg/ml. What is the patient's possible condition? a. Severe heart failure b. Respiratory distress syndrome c. Severe sepsis d. Mild heart failure