Chapter 3 - Developmental Cognitive Neuroscience

Question 1

Does the size of the brain matter

Answer 1

Hippoacmpal volume and SES are related (yes)

• children (not adults) hippocumus is smaller from low SES and larger from higher (environmental, nutrition, thinking value)
• adverse effects - stress impairs hippocampus, prenatal stress
• protective effects - increased parental support and environement
• hippocampus size and ability to differentiate visual or auditory input is a weak trend but - larger hippo = better memory

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Question 2

Brain at rest

Answer 2

• resting rate means not much happening cognitively
• A not B task

Question 3

Working memory

Answer 3

• The more prefrontal activity is a direct correlate to an ability to perform the task
• changes in heart rate were correlated with working memory performance for 10 month olds but not 5
• brain is becoming more specialized with age

Question 4

Face Aftereffects