Psychology 2040 Lecture Notes - Lecture 4: Arnold Gesell, Moro Reflex, Fetus
22 Jul 2019
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Document Summary
Chapter 5 motor, sensory, & perceptual development. Some reflexes disappear as the infant develops, for example moro and rooting disappear when infant is 3-4 months old. Gross motor skills: gross motor skills involve large-muscle activities such as arm movements and walking. Learning to walk locomotion and postural are closely linked, large steps indicate increased balance and strength. The first year the age of attainment for motor skills is not related to later cognitive ability, stand with support at 5-9months, walking with furniture 7-12months, walk along. Second year become more motorically skilled and mobile, vital to child"s competent development, use hands & legs to climb steps by 13-18months, walk fast/run, kick a ball, walk backwards by 18-24months. Fine motor skills grasping a toy, using a spoon, buttoning a shirt. Infancy (con"t) perceptual-motor coupling is necessary for infant to coordinate grasping, 4months they rely on touch to determine grip, 8months more likely to use vision as a guide.
