22.A computerized system for taking and storing X-rays, CT-scans, ultrasound scans and other digital images is __________. A: PECS B: MESH C: MASH D: PACS

中国大学MOOC: 与非螺旋CT扫描相比，螺旋CT扫描最大的特点是Compared with non-helical CT scans, the biggest feature of spiral CT scans is

Q3. In accordance with his finding, Brenner____. A: asks middle-aged people not to take screening tests B: warns that CT scans should be used with caution C: accuses doctors of overusing whole-body CT scans D: denies that the standard models are no longer defensible

‍与非螺旋CT扫描相比，螺旋CT扫描最大的特点是（ ）‎‍Compared with non-helical CT scans, the biggest feature of spiral CT scans is（ ）‎ A: 曝光参数Exposure parameter B: 被检者体位Subject position C: 模数转换方式A / D conversion method D: 数据采集方式data acquisition method

CT scans and digital subtraction angiograms of these patients were retrospectively reviewed by two investigators in _____ to evaluate tumor feeding vessels.

The television camera scans the subject ____ .

Unlike magnetic resonance imaging (MRI) and computed tomography (CT) scans, which ______ the structure of organs, a PET scan shows how organs and tissues are functioning. A: conceal B: arrange C: reveal D: photograph

The television camera (电视摄像机) scans(扫描) the subject(对象) to be transmitted(发送).

The television camera scans the subject . A: to transmit B: to be transmitted C: to transmitting D: to transmission

The word "problem" in the fourth paragraph refers to the fact that ______. A: CT scans are one of the biggest bandwidth consumers B: there are not enough mobile phones for distributing medical intelligence C: communications satellites can only cope with the short-term needs during disasters D: bandwidth is not adequate to transmit complex medical images around the world