Summary

This document provides a comprehensive guide to various aspects of childhood development, including sensorimotor stages, cognitive principles, and memory types. It also covers different types of brain growth and memory.

Full Transcript

Sensorimotor Stages a. Reflexive schemes – birth to 1 month. Newborn reflexes b. Primary circular reactions– 1-4 months; simple motor habits centered around infant’s own body c. Secondary circular reactions– 4 to 8 months; repeating interesting effects in the surrounding world....

Sensorimotor Stages a. Reflexive schemes – birth to 1 month. Newborn reflexes b. Primary circular reactions– 1-4 months; simple motor habits centered around infant’s own body c. Secondary circular reactions– 4 to 8 months; repeating interesting effects in the surrounding world. d. Coordination of secondary circular reactions– 8-12 months; intentional goal directed behavior e. tertiary circular reactions– 12-18 months; exploration of properties of objects by acting on them in novel ways f. Mental representation– 18 months-2 years; internal depictions of objects or events & sudden solutions to problems 1. Gross Motor Development: covered on anki pro 1. Walk 2. Run 3. Jump 4. Skip 2. Brain growth – Understand the differences between experience-expectant brain growth and experience-dependent brain growth. a. Experience-expectant brain growth: young brains rapidly developing organization, which depends on ordinary experiences– opportunities to explore the environment, interact with people, & hear language & other sounds. b. Experience-dependent brain growth: occurs throughout lifespan. Consists of additional growth and refinement of established brain structures as a result of specific learning experiences that vary widely across individuals and cultures. (reading, writing, playing computer games, and practicing violin) 3. Cognitive principles and theories 1. Object permanence: awareness that things still exist even when they cannot be sensed. OR ability to find an object in first location in which it is hidden. 2. Central executive or executive functioning: directs the flow of information, implementing basic procedures and engaging in more sophisticated activities that enable complex, flexible thinking. 3. Information processing– 3 parts of the mental system for processing. i. Sensory register ii. Short-term memory store iii. Long-term memory store iv. Mental process & strategies can be used to manipulate information, increasing efficiency & flexibility of thinking and chances that information will be retained. v. Between ages 3 & 5 vi. Automatic processing: occurs subconsciously, does not require attention. vii. Effortful processing: occurs consciously and requires attention viii. Children ages 6-10 are able to better filter irrelevant stimuli 4. Sensory registry: sights and sounds are directly represented and briefly stored. i. Attending to info more carefully= increases chances that it will transfer to the next step of information processing system. 5. Memory – Types a. Short term memory: recognized information from sensory memory enters consciousness. i. Where you are doing your present conscious cognitive. ii. Serves as place to rehearse information so it can be transferred to long term memory and as a place to bring information from long term memory when asked to recall it. iii. Must concentrate on info in short term memory or it will be lost in 30 seconds. b. Working memory: described process where one “holds on” to small bits of recently learned information i. Scripts– general description of what occurs and when it occurs in particular situation c. Long term memory: allows storage of information for a long period of time. And its capacity is unlimited. i. Store so much in long term memory that retrieval is sometimes difficult. ii. Info is categorized by its contents. d. Explicit memory: long term memory for factual knowledge and personal experiences & recalls conscious recall. i. semantic memory: factual knowledge that is true of everyone ii. Episodic memory: personal life experiences e. Implicit memory: long term memory influences our behavior but does not require conscious awareness. (driving a car) f. Recognition memory: ability to tell whether a stimulus is the same as or similar to one they have seen before g. Recall memory: ability to generate a mental image of an absent stimulus. i. Recall in early childhood is strongly associated with language development h. Remote memory: events that occurred in the distant past. 6. Attention – Types a. Focus attention– ability to respond discreetly to specific visual, auditory or tactile stimuli b. Sustained attention– ability to maintain consistent behavioral response during continuous and repetitive activities c. Selective attention– capacity to maintain behavior or cognitive set in the face of distracting or completing stimuli d. Alternating attention– capacity for mental flexibility that allows individual to shift their focus of attention and move between tasks e. Divided attention– highest level of attention and refers to ability to respond simultaneously to multiple tasks demands f. Joint attention: child attends to same object or event as caregiver. 4. Levels or types of Play a. pretend/symbolic play 2-7 years b. Make believe play– use of only realistic objects 5. Developmental sequences in reaching and grasping patterns a. Mature vs immature grasp i. immature= static tripod grasp, interdigital grasp ii. Most efficient = lateral tripod/quadrupod iii. Mature grasp= dynamic tripod/quadrupod Grasping Newborn- 2 months– reflexive grasp; hand closes on object placed into palm. 2-3 months– indwelling thumbs disappear; voluntary grasp emerges 3 ½ - 4 ½ months– ulnar palmar grasp where thumb not active 4-5 months–palmer grasp 6 to 7 months– Radial palmer grasp 7 to 9 months– Lateral pincer grasp thumb and index finger 7 ½ -10 months– Inferior pincer grasp, index finger surfaces and thumb 1 year 6 months-3 years– Cylindrical grasp 2-3 years– Digital pronated grasp of writing instrument 3 years– Spherical grasp 3 years 6 months to 4 years– Static tripod grasp 3 ½ years to 6 years–Dynamic tripod grasp of writing instrument Reach 2-3 months– hands to midline and held together– swipes at objects & reaches to toy without grasp; inspects hands 3-10 months– arms move symmetrically moving toward asymmetrical 5 months– emerging momentary reach while in prone or supported sitting 7 months– reaches for and transfers objects 10-12 months– controlled voluntary release iv. External rotation of shoulder to supinate forearm while reaching into remove object is emerging v. Wrist & fingers extend during reach & release 1 year 4 months-1 year 7 months– using second hand as stabilizer when manipulating 1 year 8 months- 2 years– proficient to place large pegs in and out of board 6. Developmental sequences in fine motor control, handwriting, and drawing development (age appropriate milestones covered in anki pro) a. Fine motor control b. Handwriting i. Age 4 writing shows some distinctive features ii. Age 4-6 learn alphabet letters linking them with language sounds iii. Age 5 print their name for others to read, reverse some letters c. Drawing development i. Scribbles 1-2 years ii. First representational forms – age 3 iii. More realistic drawings– age 5-6 7. Language development – a. Cooing and babbling getting ready to talk i. 2 months baby begins to make vowel-like noises called cooing. ii. 6 months consonants are added, babbling appears. Infants repeat consonant–vowel combinations such as “babababa” iii. 7 months– starts to include many sounds common in spoken language iv. 10 months– babbling reflects sound and intonation patterns of children’s language community b. Becoming communicator i. 8-9 months– exhibits 2-3 minute attention span well established by 18 months c. Inneractive skills i. 4-6 months– interaction between caregivers and babies (peekaboo, pat-a-cake, give-and-take) ii. 12 months– babies participate actively, practicing turn-taking pattern of conversation iii. End of 12 months– babies use preverbal gestures to direct adults attention d. First word– i. 1 year– when toddler first learn words, sometimes apply words improperly e. Two word utterances i. 18-24 months– focus on high-content words, omitting smaller, less important ones. Language development in Middle childhood a. Metalinguistic awareness increases b. Vocabulary i. Increase fourfold during school years ii. 20 new words a day c. Pragmatic language i. Conversational strategies become more refined ii. Communicating clearly iii. Narratives increase in organization, detail, and expressiveness iv. 6-7 years– add orienting information time and place and connectives that lend coherence to a story. 8. Social context of early development– a. zone of proximal development: range of tasks too difficult for a child to do alone but possible with the help of a more skilled partner. b. Just right challenge– i. Matches child’s development skills & interest ii. Provides reasonable challenge to current performance level iii. Engages & motivates the child iv. Can be mastered with the child’s focused effort 9. Social and emotional intelligence a. Emotional intelligence: associated with IQ and positively associated with self-esteem, empathy, prosocial behavior, & life satisfaction. b. Social intelligence: 10. Intermodal perception and learning 11. Social structures In-group favoritism, Out-group prejudice

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