According to the CPT manual, the correct code for repair of patent ductus arteriosus by ligation is ____________________.?

You are sent to a diving emergency and have a single victim complaining of acute dyspnea, altered mental status, dizziness, and chest pain. Upon arrival at the scene, you are told that the diver probably ascended too rapidly. What condition most is likely occurring?

A) Arterial gas embolism B) Nitrogen narcosis C) Decompression sickness D) Barotrauma

Removing the subgingival deposits, smoothing the root surface, and removing irritants from deep pockets is termed ____________

a. routine prophylaxis b. periodontal scaling c. polishing d. none of the above