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Cephalocaudal
Head to tail
Proximodistal
Center-out (arms before head+fingers)
Infancy Body Size
Doubles, not steady, weight triples by a year
Muscle growth
Fat until muscle comes in adolesence
When is brain growing at fast rate
0-5 years
What percentage is brain at age 2
75%
Cerebral cortex
Upper layer of brain
Brain plasticity
Flexibility, so other parts of the brain can take over
Neurons
Part of nerve
Axons
Carry infor from neuron
Dendrites
Collect + send info
Synapses
Gaps in neurom and how info is sent
Pruning
Eliminate weak or unused connections
Mylenization
Neurons get thicker to speed up
Gross Motor Skills
Big muscles (Rolling, crawling, cruising, pulling, standing
Fine Motor Skills
Tiny muscles (Reaching)
Piagets Theory on Cognitive development
Thinking develops as children act directly on the environment (motor interaction)
Schemas
How you process the environment
Assimilation
Process people understand an experience in term of their current stage of cognirive development/way of thinking
Accommodation
Changes in existing, ways of thinking that occur in response to encounters with new stimuli or events
Reflexive Schemas
built-in, genetically programmed biological reflex structures that newborns possess before they have extensive real-world experience Ex; sucking
Primary Circular Reactions
First learned adaptations and first habits Ex: grasping with sucking, staring while touching
Secondary Circular Reactions
Schemas regarding repeated actions that bring about desirable consequences Ex: Making interesting sights last
Coordination of Secondary Circular
Goal directed behavior and object permanace
Object Permanance
Out of sight out of mind
Tertiary Circular Reactions
Discovering new means through active consequences
Mental representation/Beginning of thought
Inventing new means through mental combinations
Explicit Memory
Conscious + recalled intentionally Ex: name, phone number
Implicit Memory
Memories that aren’t conscious, but affect performance and behavior Ex: motor skills, habits, ride bike
Memory
Encoding, storage, retrieval
Fast Mapping
Connect maning to words after breif encounter
Syntactic bootstrapping
Children learn the meaning of words -especially verbs-by observing syntactic structures and sentence frames in which the words appear
Semantic bootstrapping
children learn the grammar (syntax) of a language by first understanding its meaning (semantics).
Phonology
Phenoms that are sounds
Morphology
Smallest language unit that has meaning Ex: s or ed
Syntax
Structure hoe words are combined
Semantics
Learning meaning of words
Pragmatics
How we approach language
Cooing
vowel like noises
Babbling
Consonants added to noise in long strings
Holophrases
One word to explain whole sentence
Underextension
Dog for cow because 4 legs
Overextension
Calling all 4 legged animals a dog
Two word Utterances
More Juice or Mommy Go
Telegraphic speech
Speech in which words not critical to message are left out
Naming Explosion
a rapid increase in a toddler's spoken vocabulary that typically begins between 18 and 24 months of age
Erikson Stages
Basic Trust versus Mistrust, Autonomy versus Shame and Doubt
Basic Trust versus Mistrust
Infants comfortable or uncomfortable and depends on how caregiver meets need
Autonomy versus Shame and Doubt
Toddler age develop independnce
Physiological arousal
Facial/vocab expression
Overt behavior
Behavior you can see
Self-conscios
18 months to 2 years
Anger cry
more excess air forced through vocal cords
Pain cry
Sudden apperance of loud cry, breath held before
Social smile
4 months
Social referencing
Babies Response to ambiguous actions from people/cues
Sense of self
18-24 months
Oral Stage
Feeding (attached to mother)
Bowlby
Imprinting into attachment
Ainsworth Research
Staged episodes that illustrate the strength of attachment between child + mother
Securely Attached
caregiver as secure base to explore
Insecure Avoidant
Shows insecurity by avoiding mother
Insecure Resistant
Clings to caregiver, then resist by fighting against the closeness
Insecure Disorganized
Shows insecurity by being disorganized (freeze) due to neglect
Secure
Due to being sensitive to signals and available
Avoidant
Due to being unavailable and rejected
Resistant
Due to being incomsistent
Disorganized
Due to being neglected or physical abuse
Temperment
genetic based on how we react to enviroment by emotion
Three temperament stages
easy, difficult, slow-to-warm-up
Infancy preoperational stage
Increases in symbolic thinking, use of concepts, operations to mentally use symbols, but not organized yet
Egocentrism
Inability to distinguish perspectives
Transductive reasoning
Linking events by cause and effect
Animistic Thinking
Give names to animate objects
Zone of proximal development
Can do/can’t do with others
Scaffolding
Allowing children to learn by doing and provide with skills
Private speech
Talk yourself through it
Piaget
inner speech, immature, lack social emphasis, transform, organize, previous knowledge
Vygotsky
Importance of inner speech, social constructivist, knowlwdge through social interaction
Information Processing
Emphasizes how individuals manipulate information, monitor information, strategize information
Pragmatics
pay attention to others
Gender
Social/psychological differences of being male or female
Initiative versus guilt
3-6 years where they experience conflict between independence of action and the sometimes negative results of action
Self-concept
their identity, set of beliefs, like as individuals
Gender schema
A cognitive framework that organizes info relavant to gender
Identification (psychoanalytic theory)
Attract towards opposite gender parent
Oedipus conflict
boys attraction to mother
Electra conflict
Girl attracted to father
Aggression
Intentional psychological harm to harm another person