HESC 2443 Lecture Notes - Lecture 6: Prefrontal Cortex, Nonverbal Communication, 18 Months
26 Aug 2016
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Chapter five infant and toddler physical and. Development of prefrontal cortex (by 9 months, increased self-regulation) more connections btw parts of the brainf. Increased myelination of neurons (increased connections and speed of communication between parts of the brain) more e cient connections btw neurons. Increased synchrony among the brain areas synchrony = the way the brain works together. Fine motor skills (small muscles of the body hand and ngers) Involve the development and coordination of small muscles. By age 1: grabbing with thumb and fore nger. By 18 mo: turning pages of a book. Piaget"s explanation (for when and how cognitive development occurs) vs. other explanations primary di erence: when does mental representation and conceptual understanding begins. Piaget"s stage theory sensorimotor intelligence at birth sensorimotor substages substage 3: secondary circular reactions (learning to repeat a behavior that led to a pleasurable response)
