The DSM-IV Criteria for Intellectual Disability Are an IQ That

question 61

Multiple Choice

The DSM-IV criteria for intellectual disability are an IQ that is

• A) significantly below average and symptom onset prior to age 18.
• B) significantly below average, deficits in adaptive functioning, and onset prior to age 18.
• C) significantly below average, deficits in communication, and onset prior to age 18.
• D) significantly below average and deficits in adaptive functioning.

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Definitions:

Depth Perception

The visual ability to perceive the world in three dimensions (3D) and the distance of an object.

Linear Perspective

A depth cue in psychology and art, suggesting that parallel lines appear to converge as they recede into the distance.

Binocular Disparity

The difference in the images on the retina of each eye that allows for depth perception and estimation of distances.

Perspective Cue

Visual signals that provide information about the depth, distance, and three-dimensionality of objects in relation to the observer.