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Scatter radiation is created whenever a high-energy photon interacts with the:

The neck of the Scotty Dog is called the 

The dose rate at 50cm from a source is 75 mR per hour.  What is the dose rate in mR per hour at 90cm for this same source?

Lower spatial resolution may be caused by which of the following factors?

The projection seen in image B is employed to give an unobstructed view of the: (IMAGE B)

Which of the following is associated with magnification fluoroscopy? higher patient dose than non-magnification fluoroscopy higher voltage to the focusing lenses image intensifier focal point closer to the input phosphor

Of the following groups of technical factors, which will produce the greatest receptor exposure?

How many half value layers will it take to reduce an x-ray beam whose intensity is 78R/min to an intensity of less than 10R/min?

Among the principal factors that must be considered when developing a technique chart for an automatic exposure controlled unit are:          1.  kVp range          2.  number of sensors          3.  degree of beam restriction

On the lateral projection of the scapula, the upper part of the scapula is demonstrated as the letter ‘Y’.  The superior aspect of the ‘Y’ is formed by the