A.Central type lung cancer in the upper right lung

B.Peripheral type lung cancer

C.Right upper lobe pneumonia

D.Pulmonary tuberculosis

E.Malignant tumor in the right mediastinum

正确答案：Central type lung cancer in the upper right lung

5、Bronchopneumonia commonly affects （）

A.Bilateral upper lobes

B.Bilateral lower lobes

C.Right middle lobe

D.Bilateral apex of lung

E.Left lingual lobe

正确答案：Bilateral lower lobes

6、Which of the following statements is NOT true regarding CTA of the coronary artery？ （）

A.Minimal stenosis refers to 1%~24% luminal diameter stenosis

B.Mild stenosis refers to 25%~50% luminal diameter stenosis

C.Moderate stenosis refers to 50%~69% luminal diameter stenosis

D.Severe stenosis refers to 70%~99% luminal diameter stenosis

E.Left main coronary artery showing the luminal diameter stenosis ＞50% belongs to severe stenosis.

正确答案：Mild stenosis refers to 25%~50% luminal diameter stenosis

7、The air-crescent sign is a specific sign for semi-invasive and invasive aspergillosis. （）

A.True

B.False

正确答案：True

8、Pleural effusion is a nonspecific sign for the differential diagnosis of lung diseases. （）

A.True

B.False

正确答案：True

9、Primary tuberculosis syndrome is commonly found in the young adults. （）

A.True

B.False

正确答案：False

10、Multi-slice spiral CT scanning has a high speed， thus there is no need to use electrocardiogram gating technique for the CT angiography of coronary artery. （）

A.True

B.False

正确答案：False

第三章单元测试

1、In the early stage of rheumatoid arthritis， which of the following tissues is mainly involved？ （）

A.Articular cartilage

B.Bone tissue

C.Articular ligament

D.Synovium

E.Adjacent skeletal muscles

正确答案：Synovium

2、The plain film shows lateral bone destruction at the lower end of the femur， presenting with mouth-eaten and triangle periosteal and soft tissue masses. The most likely diagnosis is （）：

A.Giant cell tumor of bone

B.Chondrosarcoma

C.Osteolytic osteosarcoma

D.Fibrosarcoma

E.Myeloma

正确答案：Osteolytic osteosarcoma

3、Which of the following descriptions is NOT true about old fractures？ （）

A.The soft tissue around the fracture site often swells significantly.

B.The fracture line is blurreD.

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