水的CT值通常是()
A: -1000HU
B: -500HU
C: 0HU
D: +500HU
A: -1000HU
B: -500HU
C: 0HU
D: +500HU
C
举一反三
- 水的CT值通常是() A: -1000HU B: -500HU C: 0HU D: +500HU
- 水的CT值范围是:() A: 22~32 HU B: 46~66 HU C: 10~20 HU D: -10~0 HUE E: 120~150 HU
- 水的CT值约()Hu,空气的CT值()Hu。
- 水的CT值范围是: ( ) A: 22~32 HU B: -10~O HU C: 46~66 HU D: 10~20 HU E: 120~150 HU
- CT值是反映组织对()的吸收值(衰减系数u),是评价组织器官()的量化值。即吸收系数,单位为Hu。水的CT值为()Hu,脂肪CT值为()Hu,骨CT值为()Hu,空气CT值为()Hu。
内容
- 0
水的CT值为 Hu
- 1
根据CT值的定义可以计算出水的CT值是____HU,空气的CT值是____HU。
- 2
CT值的单位是HU。
- 3
The differential absorption of the x-ray beam by different tissues produces various image density, which on CT scans are measured in Hounsfield units (), which of the following description below is NOT correct: ( ) A: Air is measured -1000 HU B: Fat is measured -120 Hu C: Bone is measured +1000 Hu D: Calcification is measured from 80 to 100 Hu
- 4
丫鬟(huáihuán) A: huái B: huán