The combining form angio- as in the word angiography means_________ . A: 气管 B: 肌肉 C: 脉管 D: 食管

数字减影血管造影利用了（）运算What operation does digital subtraction angiography use？

A special procedure to examine the blood vessels of the lungs by X-ray is called( ). A: thoracocentesis B: pulmonary angiography C: a lung scan D: bronchoscopy

Which of the following is an invasive cardiovascular examination method? A: Angiography B: Conventional heart radiography C: MRI cardiovascular examination D: CT cardiovascular examination

This study was _____ to investigate the efficacy of percutaneous vertebroplasty (PVP) on metastatic spinal tumor under the guidance of digital subtraction angiography (DSA). A: assigned B: designed C: resigned D: aligned

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?

数字减影血管造影基于（ ）运算What operation does digital subtraction angiography use A: 加法Addition B: 减法Subtraction C: 乘法Multiplication D: 除法division

造影检查的目的是The purpose of the angiography is A: 增加器官组织的密度Increase the density of organs or tissues B: 增加器官组织的自然对比度Increase the natural contrast of organs or tissue C: 增加器官组织的人工对比度Increase the artificial contrast of organs or tissue D: 降低器官组织的密度Decrease the density of organs or tissues

‍造影检查的目的是（ ）‏‍The purpose of angiography is（ ）‏ A: 增加器官或组织的自然密度Increase the natural density of tissues or organs B: 增加器官组织的自然对比度Increase the natural contrast of tissues and organs C: 降低器官组织的自然密度Decrease the natural density of tissues or organs D: 增加器官组织的人工对比度Decrease the natural contrast of tissues and organs

造影检查的目的是The purpose of angiography is A: 增加器官或组织的自然密度Increase the natural density of tissues or organs B: 增加器官组织的自然对比度Increase the natural contrast of tissues and organs C: 降低器官组织的自然密度Decrease the natural density of tissues or organs D: 增加器官组织的人工对比度Decrease the natural contrast of tissues and organs