Respiratory Therapist

Answer: B - A pneumoperitoneum is air in the abdominal cavity that appears as a thin dome of diaphragm just under the lung, in the space between the liver or spleen and diaphragm.

A tension pneumothorax is indicated by flattening of the diaphragm at the site of pneumothorax, a shift of mediastinum and cardiac silhouette away from site of pneumothorax. A pneumoperitoneum is air in the abdominal cavity that appears as a thin dome of diaphragm just under the lung, in the space between the liver or spleen and diaphragm. Diffuse pneumonia is defined as a pneumonia involving more than one lobe without a sharp border separating the affected area. Pulmonary fibrosis is noted as having a honeycomb appearance.