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23 terms

Life-Span Development ch 5 Physcial Development in Infancy

Life-Span Development ch 5, 11th edition John W Santrock
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cephalocaudal pattern
sequence in which the earliest growth always occurs at the top, with physical growth in size, weight, and feature differentiation gradually working from top to bottom
proximodistal pattern
sequence in which growth starts at the center of the body and moves toward the extremeties
lateralization
specialization of functionin one hemisphere of the cerebral cortex or the other
neuron
nerve cell that handles information processing at the cellular level
sudden infant death syndrome
condition that occurs when an infant stops breathing, usually during the night, and suddenly dies without an apparent cause
dynamic systems theory
the perspective on motor development that seeks to explain how motor behaviors are assembled for perceiving and acting
reflexes
built-in reactions to stimuli that govern the newborns movements which are automatic and beyond the newborns control
rooting reflex
newborns built-in reaction that occurs when the infants cheek is stroked and the infant turns his head townard the side that was touched in an apparent effort to find soemthing to suck
sucking reflex
newborns built-in reaction to automatically suck an object placed in its mouth which enable the infant to get nourishment before he or she has associated a nipole with food
Moro reflex
neonatal startle response that occurs in reaction to a sudden, intense noise or movement
grasping reflex
neonatal reflex that occurs when something touches the infants plams, the infants responds by grasping it tightly
gross motor skills
motor skills that involve large muscle activities
fine motor skills
motor skills that involve more finely tuned movements
sensation
the product of the interaction between information and the sensory receptors- the eyes, ears, tongue, nostrils, and skin
perception
the interpretation of what is sensed
ecological view
the view that perception functions to bring organisms in contact with the environment and to increase adaptation
affordances
opportunities for interaction offered by objects that fit within our capabilities to perfrom functional activities
visual preferences method
a method used to determine whether infants can distiguish one stimulus from another by measuring the length of time they attend to different stimli
habituation
decreased responsiveness to a stimulus after repeated presentation of the stimulus
dishabituation
recovery of habituated response after a change in stimulation
size constancy
recognition that an object remains the same even though the retinal image of the object changes
shape constancy
the recognition that an objects shape remains the same even though its orientation to us changes
intermodal perception
the ability to relate and integrate information from two or more sensory modalities