Introduction of Radioactive Materials into the Body for Single-Plane Display

question 3

Multiple Choice

Introduction of radioactive materials into the body for single-plane display of images developed from the capture of radioactive emissions is known as _____.

• A) fluoroscopy
• B) magnetic resonance imaging
• C) planar imaging
• D) tomographic imaging

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Definitions:

Stimulus

is any object or event that elicits a sensory or behavioral response in an organism.

Absolute Threshold

The minimum intensity of a stimulus required to be correctly detected at least 50% of the time.

Absolute Threshold

The minimum intensity of a stimulus that one can detect 50% of the time, reflecting the lowest level of sensory input that is perceptible.

Difference Threshold

The minimum difference in stimulation required to distinguish between two stimuli.