2021 Medical Imaging Diagnosis(China Medical University) 最新满分章节测试答案

本答案对应课程为:点我自动跳转查看
本课程起止时间为:2021-03-01到2021-06-21

Chapter 1 Introduction Chapter 1

1、 问题:The discoverer of the X-ray is
选项：
A:Roentgen
B:Newton
C:Einstein
D:Mrs. Curie
答案: 【Roentgen】

2、 问题:Roentgen discovered the X-ray was in
选项：
A:1895
B:1795
C:1695
D:1885
答案: 【1895】

3、 问题:Special X-ray examination does not include
选项：
A:fluoroscopy
B:enlarged photography
C:molybdenum target mammography
D:tomography
答案: 【fluoroscopy】

4、 问题:The wavelength range of X-ray imaging is
选项：
A:0.031 ～ 0.008nm
B:0.0006 ～ 50nm
C:0.0008 ～ 50nm
D: 0.031 ～ 50nm
答案: 【0.031 ～ 0.008nm】

5、 问题:The penetrating power of X-rays in different parts of the body, arranged from strong to weak, are as follows
选项：
A:gas, fat, liquid and soft tissue, bone
B:gas, liquid and soft tissue, fat, bone
C:bone, fat, fluid and soft tissue, gas
D:fat, gas, liquid and soft tissue, bone
答案: 【gas, fat, liquid and soft tissue, bone】

6、 问题:The tube voltage of high-kV photography should be higher than
选项：
A:120kV
B:60kV
C:80kV
D:100kV
答案: 【120kV】

7、 问题:Which of the following methods of introducing contrast agents is incorrect?
选项：
A:Inhalation
B:Oral
C:Perfusion
D:Puncture
E:Intravenous injection
答案: 【Inhalation】

8、 问题:The basic conditions for the formation of X-ray plain films does not include
选项：
A:X-ray fluorescence
B:X-ray has penetrating power.
C:There is a difference in density or thickness of the penetrated tissue.
D:Developing apparatus, such as film
E:Photosensitive effect of X-rays
答案: 【X-ray fluorescence】

9、 问题:The purpose of contrast examination is to
选项：
A:increase the artificial contrast of organs and tissues
B:increase the density of organs and tissues
C:reduce the density of organs and tissues
D:increase the natural contrast of organs and tissues
E:change the structure of organs and tissues
答案: 【increase the artificial contrast of organs and tissues】

10、 问题:The advantage of CT is
选项：
A:high density resolution
B:high spatial resolution
C:low density resolution
D:low spatial resolution
E:low density resolution and high spatial resolution
答案: 【high density resolution】

11、 问题:The basic conditions for the formation of X-ray plain film include
选项：
A:X-ray has penetrating power
B:There is a difference in density or thickness of the penetrated tissue
C:X-ray fluorescence
D:Photosensitive effect of X-ray
答案: 【X-ray has penetrating power】

12、 问题:The bone structure that is rarely seen on a chest radiograph is
选项：
A:lumbar vertebra
B:sternum
C:rib
D:clavicle
E:thoracic vertebra
答案: 【lumbar vertebra】

13、 问题:Components of conventional CT include
选项：
A:computer system
B:laser camera
C:superconducting coil
D:RF generator
E:probe
答案: 【computer system】

14、 问题:Which of the following does not belong to new CT technology?
选项：
A:HRCT
B:CTA
C:Virtual endoscope
D:Volume rendering
E:MIP
答案: 【HRCT】

15、 问题:The range of CT values is
选项：
A:-1000 ～ ＋ 1000
B:0 ～ ＋ 1000
C: 0 ～ ＋ 256
D: 0 ～ ＋ 2000
E:-1000 ～ 0
答案: 【-1000 ～ ＋ 1000】

16、 问题:The intrinsic spatial resolution of HRCT should be
选项：
A:greater than 0.5mm
B:less than 0.5mm
C:greater than 1.5mm
D:less than 1.5mm
E:less than 1.0mm
答案: 【greater than 0.5mm】

17、 问题:Which principle of spiral CT scanning is correct?
选项：
A:The tube rotates and the bed moves simultaneously.
B:The tube rotates and the bed is stationary.
C:The tube is fixed and the bed moves continuously.
D:The tube rotates first and then the bed moves.
E:The tube and the bed are both fixed.
答案: 【The tube rotates and the bed moves simultaneously.】

18、 问题:Which of the following statements is incorrect for contrast-enhanced CT scans?
选项：
A:When the CT value of the lesion area is reduced, it is called "with enhancement".
B:When the CT value of the lesion area is unchanged, it is called "no enhancement".
C:When the CT value of the peripheral lesion area is enhanced, it is called "ring enhancement".
D:When the CT value of the lesion area is increased consistently, it is called "homogeneous enhancement".
E:When the CT value of the lesion area is unevenly increased, it is called "heterogeneous enhancement".
答案: 【When the CT value of the lesion area is reduced, it is called "with enhancement".】

19、 问题:The tissue with high signal on both T1WI and T2WI images is
选项：
A:fat
B:muscle
C:calcification
D:liver
E:cerebrospinal fluid
答案: 【fat】

20、 问题:MR is not sensitive to which of the following tissue
选项：
A:Bone
B:Brain tissue
C:Water
D: Soft tissue
答案: 【Bone】

21、 问题:Which of the following MRI examinations does not apply water imaging technology?
选项：
A:MR angiography
B:MR cholangiopancreatography
C:MR myelography
D:MR urography
答案: 【MR angiography】

22、 问题:Which of the following statements about CT images is incorrect?
选项：
A:Digital image
B:Tomographic image