Development&Learning [Compatibility Mode]

Development&Learning [Compatibility Mode] -...

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1 Perceptual Development and Learning Behavioral methods for testing infant vision 1. Preferential looking Patterns preferred by newborns:
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2 Behavioral methods for testing infant vision 1. Habituation/dishabituation Habituation/dishabituation method Early development of color vision 1. The ability to discriminate between long and middle wavelengths of light (red and green) are present as early as the 1st week of life 2. Discrimination among various short-wavelength stimuli is detectable by the age of 2 months.
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3 Some important milestones in visual perceptual development Methods for testing infant hearing: Preferential sucking Method for testing infant hearing: Conditioned looking
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4 Developmental Changes in Hearing Sensitivity • Increases significantly during the first year Declines steadily starting from about 30 • Declines faster for high frequency than low-frequency sounds. • Newborns prefer mother’s voice
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