211: CH. 7 Flashcards
Developmental Psychology Chapter 7 (87 cards)
what is physical and cognitive development between ages 2-6 called?
the “play years”
what happens during skeletal growth?
- new epiphyses emerge
- start to lose baby teeth
what happens during brain development?
- rapid growth of the prefrontal cortex
- hemispheres continue to lateralize
what is the left hemisphere of the brain especially active in?
- language skills
- handedness
links among parts of the brain increase what?
- cerebellum
- reticular formation
- hippocampus
- corpus callosum
what does handedness reflect?
the dominant cerebral hemisphere
what hemisphere of the brain do right handed people use?
left hemisphere (90%)
what hemisphere of the brain do left handed people use?
both hemispheres (10%)
what is handedness jointly influenced by in nature and nurture?
position in uterus and practice
what are the two motor skills that can develop in early childhood?
gross motor-skills and fine motor-skills
what are gross motor skills?
- balance improvement
- gait smooth and rhythmic by age 2
- greater speed and endurance
what gross motor skills combine into more refined actions by age 5?
upper and lower body skills
what are fine motor skills?
- self help: dressing, eating
- drawing and printing
what are the first representational forms of drawing in early childhood?
- first drawing recognizable pictures at age 3 yrs
- draws boundaries and tadpole people at 3-4 yrs
when do more complex drawings begin to develop?
between ages 5-6 years old
at what age does early printing begin?
ages 4-6 years old
what is the individual gender difference in motor skills?
boys excel using force and power (sports for example) while girls excel in skills using balance and agility
what are some factors to individual differences in motor skills?
adult encouragement and how practice can embellish
who created the pre-operational stage?
piaget
what is the pre-operational stage?
it happens between ages 2-7 and has gains in mental representation but also has limitations in thinking
what are the gains in mental representation during the pre-operational stage?
make believe play and symbol - real world relations
what are the limitations in thinking during the pre-operational stage?
egocentrism, lack of conservation, and lack of hierarchical classification
what is a lack of conservation?
when a child doesn’t understand that an object’s properties remain the same even if its shape or appearance changes.
what is hierarchical classification?
Hierarchical classification is a system of grouping things according to a hierarchy. it is the organization of objects into classes and subclasses, on the basis of similarities and differences.