middle childhood Flashcards
physical growth in middle childhood
- growth slows even more
- huge differences in height (ethnic/environmental differences = doctors change growth charts)
growth hormone difficiency
deficiency in how much GH is released = shorter for age
- The pituitary gland normally releases GH during sleep
- synthetic form taking before growth plates set (takes 4-7 years and pretty expensive)
brain development during middle childhood
- increase in speed, efficiency and ability to filter our irrelevant info
- pruning of unused dendrites = loss of density in brain matter
- increase in white matter especially in temporal and parietal lobe
what are the effects of eating breakfast?
balanced breakfasts lead to being more alert in class
what proportion of children eat fast food every day
1/3 of all children
how many hours of sleep is required
9-11 hours/night
what affects sleep ability
second hand smoke electronics, physical activity
what influences physical activity now
more HW, longer school days, sports participation, household income
how many children get the full recommended time of physical activity
25% of children
what are the benefits of recess
shows to refocus children and has better attention in the classroom
overweight BMI percentile
85-95 percentile for weight
obese BMI percentile
95 or higher
what are the causes of obesity
genetic predisposition: several genes are related to obesity
environment: children eat the foods/adopt food habits of who they surround themselves with
inactivity: less active children most likely to be overweight
screen time: contribute to inactivity
how many hours on a screen increases risk of obesity in children
2 or more hours on screen
acute medical conditions
short term medical conditions, colds, flu, etc.)
how often are colds seen in gradeschool
typically occurs 6-7 times/year
chronic medical conditions
long term medical conditions, can be treated but normally doesn’t go away
- influenced by SES
asthma
chronic respiratory disease that have sudden attacks of coughing, wheezing or difficulty breathing
diabetes and hypertension
tied to obesity and increase rate of diabetes
Type II diabetes more common
when is temporary teeth done falling out?
around age 6
what helps dental care
flouride in water and sealants
accidental injuries
cause of death in these age of children
- accidents occur bc kids are more active and have less parental supervision
trends in accidental injury
boys have more accidents than girls and more common with siblings than with only children
main points of the piagetian approach
concrete operational stage
- conservation, number and mathematics, moral reasoning
decentration
kids are now able to decenter and can focus on multiple aspects at once
conservation
now able to recognize that 2 equal things remain the same despite looking different
mathematics
can do more sophisticated mathematical concepts, can count on
morality of constraint
morality of constraint: simplistic rigid judgments about morality
- either right or wrong no gray area
- anything aginst the rules requires harsh punishment and generalizes to being bad person
morality of cooperation
not absolute right or wrong, understanding that different people have different rules, considers the intention and seriousness of action
morality of equity
formal operational thought, looking at circumstances and making equitable choicesrathan equality
informational processing approach main points
executive function, selective attention, working memory, metamemory, mnemonic devices
executive function
conscious control of thoughts, emotions, behaviors,
- improves throughout life, but decreases as gets older
- nature aspect: the development of prefrontal cortex
-nurture aspect: more likely to adopt speech patters/overall behaviors by surroundings
selective attention
ability to direct ones attention and tune out distractions
working memory
current consciousness, currently thinking about
metamemory
knowledge of the process of memory
external memory aids
smth outside of the person like planners
rehearsal
conscious repetition
organization
mentally group things into categories
elaboration
link together items of some imagined scene/story
otis lemon school ability test
kindergarten-12 grade
- classifying items, showing comprehension of verbal and numerical concepts, general information, and following directions
stanford binet intellignece scale
measures nonverbal and verbal abilities consisting of fluid reasoning, knowledge, quantitative reasoning, visual-spatial processing, and working memory