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Exposure Factors

Chapter 11 - Filtration

QuestionAnswer
Any filtration that occurs outside the tube and housing before the image receptor added filtration
Used to even out unequal densities compensating filter
The use of two or more materials to complement one another in their absorbing abilities; also known as K-edge filters. compound filter
Any material designed to effectively absorb photons from the x-ray beam filter
The amount of absorbing material that will reduce the intensity of the primary beam to one-half its original value. half-value layer (HVL)
Results from the composition of the tube and housing inherent filtration
The use of two or more materials to complement one another in their absorbing abilities; also known as compound filters. K-edge filter
A type of compound filter consisting of tin, copper, and aluminum, in that order, typically used in radiation therapy. thoraeus filter
The sum of inherent and added filtration total filtration
A type of compensating filter used to even out densities such as the mediastinum trough filter
A type of compensating filter used to even out densities such as in the foot or lower extremities wedge filter
The process of eliminating undesirable low-energy x-ray photons by the insertion of absorbing materials into the primary beam? Filtration
What is the standard filter material used in diagnostic radiography? Aluminum
What are the two most common compensating filters? wedge filter and trough filter (sometimes called a double wedge)
Exposure Factors Chapter 11 - Filtration
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