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54 Cards in this Set
- Front
- Back
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What is the archicortex?
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oldest part of brain
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what is the paleomammalian cortex?
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surronds archicortex core - limbic system cerebellum temp regulation etc
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what is neomamallian cortex?
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thalmus
cerebral cortex |
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what does the neomamallian cortex do
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intelligence
rational thought |
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how does the brain develop in utero?
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from the bottom up
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brain development in humans when does most of it occur?
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most takes place before age 4.5
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What is the most of the increase in brain development due to ?
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organization and size of neurons rather than increase in neuron
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is brain in larger or smaller proportion to our body than other animals?
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larger in humans than other animals
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When is the most intense time for growth and organization of synapses?
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7th month in utero to age 2
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How much of brain weight is at age 2 vs birth?
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birth - 25%
age 2 - 75% |
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What brain developent is going on in first 3 months?
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mortor cortex in areas controlling head upper trunk and arms
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What brain section is going on from 3 months to 1 year?
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areas controlling legs and head
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What is the difference between sensory and motor development?
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sensory lags behind motor until 2 when it catches up
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When do children enter concrete operations
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age 6
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what is the "5 to 7" shift?
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increase in myelination and change in electric activity to more mature pattern
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When do adolescents brains develop?
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adolescents brain develop in early 20
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When are the two periods of rapid brain development?
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10-12
14-16 |
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Is there a correlation between phases of cognitive theorists of CNS?
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yes
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What are periods of increasing myelin formations called?
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myelogenetic cycles
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When does the first myelogietic cycle happen?
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archicortex and limbic system starts before birth and ends in infnancy
for babbling |
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When does the second cycle happen
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birth to 4
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what is the second cycle associated with
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rapid speech development increase in vocab
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what is the third cycle (where)
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association corticies
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when doe sthe third cycle happen
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preschool and complets in late adolescent
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wat is the third cycle for
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intelligence and memory
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What is Brocas area
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controls lips , tongue soft palate and vocal cords and coordinates those areas in speech
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Where is Brocas area
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left frontal lobe here motor strip
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What is wenickes area
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left temporal lobe near association area
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What does wernickes area do
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way station between visual and auditory corticies
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What happens when you have damage to Brocas area
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slow labored speech
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What happens when you have damage in Wernickes area
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fluent speech with minial content and poor comprehension
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What joins Brocas and Wernicke's area
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arcuate fasilulus
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What happens when arcuate fasiculus is damaged?
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speech is fluent but abnormal and patient can understand words but not repeat them
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What is the function of the second myelogenetic cycle?
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speech development in infnacy and preschool years
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Where exactly is Wernickes area located
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Herschels gyrus (recieves auditory stimuli)
angular gyrus - way station for visual stimulation |
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What is the archicortex related to?
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autonomic/reflexive
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What is paleomammalian cortex?
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procedural patterning like nursing and mothering
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What is neuromamallian cortex related to?
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complex memory
association language |
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What are memory components?
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perception
attention pattern recognition filtering selective information coding retreival |
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What is memory of an infant?
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remember a mobile for 24 hrs
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What is memory of 6 month old?
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recal object for minutes to a few weeks
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What is important of 6 month memory
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there is context there (stranger anxiety, object permanence, attachment)
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What happens around 1 year?
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short term items ecome encoded into long term items (they know parent is about to leave the house etc)
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Is memory storage active or passive?
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active
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What must be functioning for pattern recognition?
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parietal lobe
thalamus midbrain |
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Where does visual word form in the brain?
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occipital lobe
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Which hemisphere is better for mental imagery and arranging shapes?
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left
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Where is semantic language task processed?
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left anterior frontal lobe
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Where is semantic language tasks processed?
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left anterior frontal lobe
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What happens with chidlren for episodic memory?
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children develop more efficient strategies for episodic memory
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Are children more prone to suggestion than adults
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yes
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What is special about episodic memory for kids at age 4-6
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kids can locate events with respect to where they happened but are not good at recalling date or time
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What is special about episodic development in kids at 10
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concept of historical time and can order events temporally
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DO children notice more things that are irrelevant than adults?
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yes
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