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Week 4 PSYC 201 Lifespan Development

by: Samantha Fore

Week 4 PSYC 201 Lifespan Development PSYC 201

Marketplace > Ivy Tech Community College > Psychlogy > PSYC 201 > Week 4 PSYC 201 Lifespan Development
Samantha Fore
Ivy Tech Community College
GPA 4.0

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About this Document

These notes cover week 4 (chapter 4) of a lifespan development course.
Lifespan Human Development
Class Notes
lifespan development, Human Lifespan Development, Psychology, PSYC 201
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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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