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An image that displays vignetting will:

A continuous quality control program for digital display devices should include _____. I acceptance testing of any new devices II routine quality control III periodic review of the program by a medical physicist IV annual and post-repair performance evaluations

Place the following in proper sequence for image intensified fluoroscopy:1 Electric signal to light2 electrons to light3 light to electric signal4 light to electrons5 x-ray photons to light

The collimation or light field alignment must be accurate to within +/-:

The accuracy of collimation at a 60-inch SID must be +/- :

When we speak of a 1000 line DF system, we mean that the matrix size is:

Which of the following creates less patient dose?

Which if the following handles data composed of definite quantities (discrete values) of current?

When you begin your daily duties in an office with a film processor, you need to expose a step-wedge pattern onto a sheet of film. The instrument used to place this image on the film is a:

In a digital image, if we have a pixel with a bit depth of 4, how many shades of gray could be produced for that pixel?