Chp 5 Sensory and Perceptual
Development
(infancy) Depth perception - correct answer-Visual cliff experiment
Visual perception of depth affected by experience
Unknown how early in life infants can perceive depth
(infancy) Perceptual constancy - correct answer-Sensory stimulation is changing but
perception remains constant
Allows infant to perceive their world as stable
(infancy) Shape constancy - correct answer-Recognition that an object remains the same
shape even though its orientation to us changes
(infancy) Size constancy - correct answer-Recognition that an object remains the same even
though the retinal image changes as you move toward or away from object
Accommodation of eye - correct answer-Eye's ability to focus and maintain an image on the
retina
Declines most sharply between 40-59 years of age
Difficulty viewing close objects
Adulthood - correct answer-Vision changes little until effects of aging emerge
Declines in color vision & depth perception
Adulthood and Aging - correct answer-Few changes in hearing take place until middle
adulthood
Hearing can start to decline by age 40
Sensitivity to high pitches declines first
Affordances - correct answer-opportunities for interaction offered by objects that fit within our
capabilities to preform activities
Examples: a pot you cook with can also be something to bang on
Age-related declines experienced in perceptual-motor coupling in middle and late adulthood
- correct answer-Older adults may be able to compensate for perceptual-motor decline in
skills
Cataracts - correct answer-Thickening of lens of the eye
Causes vision to become cloudy, opaque, and distorted
Childhood - correct answer-Changes in perceptual development continues in childhood
Increasingly efficient in detecting boundaries between colors at 3-4 years of age
Many preschool children are far-sighted, unable to see close up as well as they can see far
away
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