The Specialized Area of Radiology That Uses X-Rays to Measure

question 14

Multiple Choice

The specialized area of radiology that uses x-rays to measure the bone mineral content and density of bones is:

• A) fluoroscopy.
• B) computed tomography.
• C) bone densitometry.
• D) magnetic resonance imaging.

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Definitions:

Critical Periods

Specific times during early development when the organism is particularly sensitive to certain environmental stimuli, which can have a lasting effect on later development.

Sensory Adaptation

The adjustment of sensory receptors to the level of stimulation they are exposed to, leading to decreased sensitivity with constant exposure.

Depth Perception

The visual ability to perceive the world in three dimensions, enabling the estimation of the distance of an object.

Absolute Threshold

The minimum stimulus intensity required to detect a particular stimulus 50% of the time.