A Radiograph of an RAO Sternum Reveals That It Is

question 24

Multiple Choice

A radiograph of an RAO sternum reveals that it is partially superimposed over the spine.What must be done to eliminate this problem during the repeat exposure?

• A)Perform an LPO projection instead of an RAO.
• B)Angle the CR 5° to 10° laterally to the sternum.
• C)Increase rotation of the body.
• D)Increase kV.

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Definitions:

Negative Reinforcers

Stimuli that, when removed after a particular behavior, increase the likelihood of that behavior being repeated in the future.

Cumulative Recorder

A device used in behavioral psychology to record the frequency of behaviors over time, creating a graphical representation.

Graphic Record

A visual representation of data or information, usually in the form of charts, graphs, or diagrams.

Reinforcement Contingencies

Conditions that determine when reinforcement will be given for a particular behavior, crucial in the process of learning and behavior modification.