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Lecture 7

PSYC 2500 Lecture 7: Child development class 7

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PSYC 2500
Kim O' Neil

Child development Class 7 February 1 2016 - For midterm know bold words and blue words - 1 hour multiple choice - Won’t be tested on focus research boxes or theories boxes unless they were talked about in exam - Need to know ages for all major milestones (walk, talk, crawl) - Know statistics Baby’s senses - Babies can hear quite early (in utro) - Babies should have a black and white room with a distinct pattern - Babies prefer novelty and like to look at things they haven’t seen before - After looking at something for a while the baby will habituate to it - Even newborns can see, hear quite well, taste - Babies prefer sweet tastes - Use smell to recognize their parents for survival and so they know where to get fed - Eye contact is extremely reinforcing - 1 ft. view ability, ideal for breast feeding - Babies have keen smell, can identify their mothers smell and prefer that and orient themselves towards that smell - Taste: highly developed, can differentiate between salty, bitter, sour, and sweet - Touch: babies are used to the feel of pressure al around them from being in the uterus, get cold quickly so they like to be swaddled so they fell warm and secure, like to be caressed held and snuggled, need nurturing touch to thrive and develop (especially for pre mature infants), baby massages facilitate bonding  failure to thrive, baby can die from this, this is because of lack of contact with the parents - Hearing: infants hear in the womb at around 7-8 months, the sounds is muffled because they are in the fluids, hearing is best for sounds that are pitches of human speech, can recognize own name at 4.5 months, uses sounds to locate objects - Hearing impairment can occur in infants: Cochlear implant, sign language, teaching babies to sign before they have the ability to talk and it works really well, babies are able to understand well before they are able to communicate their thoughts - Congenital hearing loss (at birth), 4/1000 babies, its genetic 50% of the time, its recessive so both parents have to carry the gene, non genetic 25% from maternal infections (rubella, herpes simplex virus, prematurity, low birth weight, birth injuries, drug and alcohol consumed by mother during pregnancy, maternal diabetes, lack of oxygen, symptoms of hearing impairment: not flinching to loud noises by 3 months, doesn’t look to direction of the sound, not responding to their name by 9 months of age, not speaking some by 12 months, decline in speech - Seeing: from birth babies can respond to light and can track moving objects, vision acuity is 20/200 to 20/400 at birth but improves rapidly, see at 6 meters what we see at 60-120meters, by 1 birthday vision is as good as an adult, cones in the retina of the eye detect colour, by 3-4 months infants colour perception is like adults, visual acuity: the smallest pattern that can be distinguished dependably (activity with the stripes and the box) - Impaired vision: vision can develop before a ba
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