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 fag * Proximodistal pattern - center out * Gross motor skills - fill outing 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 about 1 inch per month during the first year and multiply their cant over III. The Brain (see redundant handout) IV. Brains development - 3 processes in the development of neurons * booth output - 10-26 weeks after conception, 250,000 neurons per minute * cell migration (proximodistal harvest-tide pattern) Neuron movement from unobjectionable the center of the mavin * cell elaboration - axon and dendrites grow from connections with other cells , continues years after birth, during infancy dendrite branching is extensive * myelination - process in which nerve cells ar covered and insulated with a layer of plump cells, increasing the speed of information traveling through the frivolous system. Begins prenatal and continues after birth. V. Infant States *deep pile * unshakable sleep *drowsy *alert activity *alert and focussed circumspection *inflexibility focused *SIDS VI. Nutrition * Infants expect to consume about 50 calories for each pound of weight * Breast feeding superior to bottle feeding (especially weighty for building up immune system) * Marasmus - heartrending protein-calories malnutrition * Malnourished infants are shorter in stature and slower in cognitive growth in middle and late childhood VII. Sensory and Perceptional information * awareness - physical energy contacts the sensory receptors * perception - pass interprets what is sensed * optical perception - infants prefer patterns over c olorize or brightness, opthalmic acuity 20/! 200 for newborn... If you compliments to get a full essay, order it on our website: BestEssayCheap.com

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