Life-span development chap 5 notes

I. Reflexes - Born with reflexes and skills necessary to sustain life (sucking, swallowing, Moro/startle reflex, grasping, rooting, Babinsky, stepping, looking, and perceptual abilities like seeing, hearing and smelling) II. Growth Patterns * Cephalocaudel example - top to roll in the hay * Proximodistal pattern - center out * Gross motor skills - queen-size muscle activities (walking) * o.k. motor skills - finely tuned movements (finger dexterity) * Average North American newborn baby is 20 ines long and weighs 7.5 pounds. Infants grow astir(predicate) 1 inch per month during the first year and triplet their exercising weight III. The Brain (see redundant handout) IV. Brains development - 3 processes in the development of neurons * cadre output - 10-26 weeks after conception, 250,000 neurons per minute * cell migration (proximodistal egression pattern) Neuron movement from unobjectionable the center of the flair * cell elaboration - axon and dendrites grow from conn ections with other cells, continues historic period after birth, during infancy dendrite branching is extensive * myelination - process in which nerve cells be covered and insulated with a layer of lead cells, increasing the speed of information traveling through the nervous system. Begins prenatal and continues after birth. V. Infant States *deep pile * fixity sleep *drowsy *alert activity *alert and focus circumspection *inflexibility focused *SIDS VI.

Nutrition * Infants require to consume about 50 calories for each pound of weight * Breast feeding superior to bottle feeding (especially alpha fo r building up immune system) * Marasmus - h! eartrending protein-calories malnutrition * Malnourished infants are shorter in stature and slower in cognitive growth in middle and late childhood VII. Sensory and Perceptional maturement * awareness - physical energy contacts the sensory receptors * perception - conceiver interprets what is sensed * optical perception - infants prefer patterns over colourize or brightness, opthalmic acuity 20/200 for newborn... If you inadequacy to get a full essay, order it on our website: BestEssayCheap.com

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