Grid Use for PSP Examinations Is More Critical Than in Film/screen

question 31

Multiple Choice

Grid use for PSP examinations is more critical than in film/screen radiography because CR

• A) examinations produce more scatter.
• B) imaging plates record more densities.
• C) imaging plates record less scatter.
• D) examinations require much higher kVp values.

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Definitions:

Extinction

In behavioral psychology, the process by which a conditioned response decreases in frequency and eventually disappears after the conditioned stimulus is repeatedly presented without the unconditioned stimulus.

Conditioned Response

A learned response to a previously neutral stimulus that becomes associated with a significant stimulus.

Conditioned Stimulus

A stimulus that has been associated with a particular response through conditioning, leading to its ability to elicit that response on its own.

Meat Powder

An example of a stimulus used in classical conditioning experiments, famously by Ivan Pavlov.