The perisylvian language zone includes all of the following except

Which of the following serves more than an exhaust hood and operates simultaneously for protection of the common duct?

A. Extractor B. Detractor C. Single exhaust duct D. Manifold exhaust duct system

What is one of the most common iatrogenic complications from a thoracentesis?

A. pleural effusion B. empyema C. pneumothorax D. hemorrhage