中国大学MOOC: A 55-year-old man with a history of portal hypertension is brought to the emergency department with severe abdominal pain. A CT scan of his chest, at the vertebra level T7, reveals a circular grey structure immediately anterior to the vertebral bodies and just to the right of midline. The structure appears to be much larger than usual. Given the location and the patient’s history what is this structure?
举一反三
- 中国大学MOOC: A 41-year-old man is admitted to the emergency department with complaints of shortness of breath, dizziness, and sharp chest pain. As shown in the following figure, the abnormal area in his chest radiograph indicates the region of pathology. What is this structure?【图片】
- A 41-year-old man is admitted to the emergency department with complaints of shortness of breath, dizziness, and sharp chest pain. As shown in the following figure, the abnormal area in his chest radiograph indicates the region of pathology. What is this structure?[img=779x879]1803481875206fd.png[/img] A: Superior vena cava B: Right ventricle C: Left ventricle D: Arch of the aorta
- A 41-year-old man is admitted to the emergency department with complaints of shortness of breath, dizziness, and sharp chest pain. As shown in the following figure, the abnormal area in his chest radiograph indicates the region of pathology. What is this structure?[img=779x879]18030c08034d883.png[/img] A: Superior vena cava B: Right ventricle C: Left ventricle D: Arch of the aorta E: Pulmonary artery
- A 52-year-old man is brought to the emergency department with severe chest pain. Angiography demonstrates a severe coronary occlusion. A thrombolytic agent is administered to reestablish perfusion. Which of the following does the thrombolytic agent activate?
- A 68-year-old man is admitted to the hospital due to severe back pain. Radiologic examination reveals severe osteoporosis of the vertebral column, with compression fractures to vertebrae L4 and L5. Which of the following parts of the vertebrae are most likely to be fractured in this patient? A: Spinous process B: Vertebral bodies C: Transverse process D: Superior articular process E: Intervertebral disc