Which of the following SPF ratings would provide the greatest level of protection?

A 79-year-old patient is brought to the hospital emergency department because of intense chest pain and difficulty breathing. The physician documents a detailed history and physical examination, and medical decision making of moderate complexity. Fifteen hours after arriving in the emergency department, the patient is diagnosed with bronchitis and pleurisy, and leaves the emergency department

with a prescription for Zithromax and a hydrocodone cough suppressant. Which of the following reflects the MOST appropriate CPT code for this service? A. 99281 B. 99282 C. 99283 D. 99284

________ make up most of the hazardous concerns for fire investigators.

A) Liquids B) Gases C) Solids D) Explosions