PSYC 2500 Lecture Notes - Lecture 4: Low Birth Weight, Cochlear Implant, Hearing Loss

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Module 5. 1 basic sensory and perceptual processes. Module 5. 2 complex perceptual and attentional processes. Prefer novelty: habituation: paying less attention as something becomes familiar, when respond differently to 2 stimuli must be able to differentiate b/w 2. Even newborns can smell, taste, & feel. These skills useful in recognizing parents & in feeding. Needs nurturing touches to thrive & develop. Infants hear well, though not quite as accurately as adults. Infants" hearing best for sounds that have pitches in range of human speech. Can recognize own name at 4. 5 months. Hearing impairment in infancy cochlear implant. Congenital hearing loss (at birth: 4/1000 babies born in canada last yr. From birth respond to light & can track moving objects. Acuity is 20/200 to 20/400 at birth but improves rapidly: see at 6 metres what we see at 60-120 metres, by 1st bday, as good as adult. Cones in retina of eye detect colour.

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