11.In the X-ray imaging device,detector and data acquisition unit of X-ray imaging device transform X-ray ,passing through human body,into electrical signal.

38.A gadolinium-based contrast agent does not contain iodine and ,therefore ,rarely causes an allergic reaction.

24.CT produces a volume of data which can be manipulated ,through a process known as “windowing” , in order to demonstrate warriors bodily structures based on their ability to block the
X-ray beam.

4.Take routine and some special radiography,operate machine in concert with diagnosis doctors to ensure the image quality ,complete the emergency rescue work with the diagnosis doctors.

35.Radio frequency coils produce the excitation of the static magnetic filed and also pick up the emitted signal on decay.

30.For patients with chest and abdomen examination ,breath training is necessary such as according to the instructions or the lights to regularly breath ,to avoid breathing or motion artifacts.

44.At the present time, the eriphasis of nuclear medicine studies is more on its function and
chemistry than anatomic structure.

50.DICOM is implemented in almost every radiology,cardiology imaging and radiotherapy device X-ray,CT,MRI, ultrasound, ete.and increasingly in devices in other medical domains such as ophthalmology and dentistry.

7.The conditions include body size,tube voltage,tube current,exposure time,pitch,reconstruction algorithm,and so on.

48.A full PACS should provide a single point of access for images and their associated data. That is, it should support all digital modalities, in all departments, throughout the enterprise.