Tuesday+Physical+Development+Oncourse

Tuesday+Physical+Development+Oncourse - cephalocaudal...

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11/17/10 Infancy: Physical Development
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11/17/10 Reflexes Built-in reactions to stimuli Rooting: reaction to cheek/mouth touched Sucking: automatic sucking object in mouth Moro reflex: startle response causes back arching, rapid closing of arms and legs Grasping: when something touches palm
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11/17/10 Motor Development Gross motor: control over actions that help infants get around in environment crawling, standing, walking, jumping, etc. Fine motor Reaching, grasping, building towers of blocks, scribbling, etc.
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11/17/10 Gross Motor Typical development: Neck muscles (lift head, 3 weeks to 4 months) Arms will elevate Lift chest and head Roll over (2-7 months)
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11/17/10 Fine Motor Prereaching (newborn to 7 weeks) Reaching With two hands, then one Ulnar Grasp (3-4 months) Adjust grip to object Move objects from hand to hand (4-5 months)
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11/17/10 Overall… Both gross and fine motor skill acquisition follow
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Unformatted text preview: cephalocaudal trend (control of head first, arms, trunk, then legs) • And proximodistal trend (head, trunk, and arm coordination before coordination of hands and fingers) Click to edit Master subtitle style 11/17/10 Dynamic Systems Theory 11/17/10 Dynamic Systems Perspective • Rather than strict cephalocaudal and proximodistal patterns, development depends on complex systems of action 11/17/10 Dynamic Systems Perspective • Elements of development 1. CNS development 2. Body’s movement capacity 3. Child’s goals 4. Environmental supports 11/17/10 For example, grasping a toy 1. CNS development (processing area ready for walking?) 2. Body’s movement capacity (strong enough?) 3. Child’s goals (does the baby want the toy?) 4. Environmental supports (do the caregivers encourage reaching behaviors?) 11/17/10 Gross and Motor Development in the First Two Years...
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This note was uploaded on 11/16/2010 for the course PSYCHOLOGY 315 taught by Professor Lindasinex during the Fall '10 term at Indiana.

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Tuesday+Physical+Development+Oncourse - cephalocaudal...

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