Week 4 PSYC 201 Lifespan Development
Week 4 PSYC 201 Lifespan Development PSYC 201
Ivy Tech Community College
Popular in Lifespan Human Development
Popular in Psychlogy
This 1 page Class Notes was uploaded by Samantha Fore on Thursday December 31, 2015. The Class Notes belongs to PSYC 201 at Ivy Tech Community College taught by in Fall 2015. Since its upload, it has received 13 views. For similar materials see Lifespan Human Development in Psychlogy at Ivy Tech Community College.
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Date Created: 12/31/15
Chapter 4 Synaptogenesis creation of synapses, occurs rapidly in the cortex during the first few years after birth, quadrupling the overall weight of the brain by age 4; happens in spurts; each spurt is followed by pruning Pruning after a burst of synaptogenesis, pruning happens; unnecessary pathways and connection are eliminated Moro reflex primitive; if you make a load noise or startle a baby, you’ll see them throw their arms outward and arch their back Sucking reflex adaptive; any object near the mouth the infant starts to suck on it Babinski reflex primitive; stroke bottom of the foot and the infant will splay out their toes and then curl them in Stepping reflex tendency for infants to attempt to take steps when they are placed in an upright position with their feet touching a flat surface Gross motor skills abilities such as crawling that enable the infant to get around in an environment Fine motor skills involve use of hands, like a 1 year old stacking blocks Benefits of breastfeeding more rapid weight and size gain for the infant; infants less likely to suffer from diarrhea, gastroenteritis, bronchitis, ear infections, and colic; less likely to die in infancy; stimulates better immune system function Colic an infant behavior pattern involving intense daily bouts of crying totaling 3 or more hours a day Sudden infant death syndrome (SIDS) phenomenon in which an apparently healthy infant dies suddenly and unexpectedly; leading cause of death in the U.S. among infants 1 month to 1 year old. Habituation decline in attention that occurs because a stimulus has become familiar Dishabituation responding to a somewhat familiar stimulus as if it were new Depth perception binocular cues (involving both eyes; slightly visual image), monocular cues (pictorial info; input from one eye; interposition and linear perspective), and kinetic cues (own motion or motion of some object; motion parallax)
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