Which of the following types of providers comprises the largest group of employed professional in a hospital?

Which pressure-regulating devices are preferred for managing excessive pressure and considered to be the most reliable method of pressure control?

A. Pressure-control devices B. Pressure-restricting devices C. Pressure-reducing devices D. Pressure-maintaining devices

A patient was admitted to the hospital following an automobile accident in which he suffered five closed fractured ribs on the right, which resulted in a right lung laceration. During hospitalization, the patient complained of chest pain. EKG was normal. The patient also complained of severe headaches. CT scan of the brain was negative. A chest tube was inserted for drainage, and the next day a

thoracotomy was performed to close the lung laceration. The principal diagnosis code is __________. a. R07.89 b. R51 c. S22.41xA d. S27.331A