advanced imaging techniques

Which of the following terms describes the appearance of CT images?

• radiolucent,radio opaque

• high intense ,low intense images

• hyperdense and hypodense

• hypoechoic and hyperechoic

The shape of beam used in CBCT is

The MRI images are interpretated as

• High intensity, low intensity

• hyperechoic, hypoechoic

• radioopaque, radiolucent

The CT UNITS are also called as

• Hounsefield units

• pixels

• voxels

• grey scale units

MRI imaging is based on principle of

Common metal implants Contraindicated in MRI

Size of cylindrical or spherical volume varies between CBCT machine. This cylindrical volume is called as

The imaging modality which uses non - ionizing radiation is

What are the units used to measure the density of structures in CT scans

• Scan units
• Radiation units
• Density units
• Hounsfield units (HU)

Components of CT