A Young Child Is Touched on the Cheek and Promptly

question 58

Multiple Choice

A young child is touched on the cheek and promptly turns his head to the side that was touched. This is an example of:

• A)intermodal perception.
• B)contrast sensitivity.
• C)the rooting reflex.
• D)the tonic neck reflex.

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Definitions:

Chromatic

Relating to or using colors, typically in visual contexts, or pertaining to chromaticism in music, which involves notes outside the main scale.

Achromatic

describes colors lacking in hue, such as black, white, and greys, or scenes and images without color.

Young-Helmholtz Theory

A theory of color and how the human eye perceives color through the processing of different wavelengths by three types of color receptors (cones) sensitive to red, green, and blue.

Television Image

A visual representation produced on a screen by a television system.