Brain and Body Growth
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Questions and Answers

What is the typical rate of growth in height for a child aged 3 to 5?

  • 5 cm per year
  • 2 cm per year
  • 7 cm per year (correct)
  • 10 cm per year
  • During early childhood, the size of the brain

  • decreases gradually
  • increases gradually (correct)
  • remains the same
  • fluctuates
  • At what age is the brain approximately 70% of its adult weight?

  • 9
  • 6
  • 3 (correct)
  • 12
  • Which part of the brain grows faster than the rest of the cerebral cortex during early childhood?

    <p>Frontal lobes</p> Signup and view all the answers

    What advances in behavior occur during the preschool years?

    <p>Emotional regulation and planned behavior</p> Signup and view all the answers

    What happens to the number of neurons during early childhood?

    <p>It decreases via synaptic pruning</p> Signup and view all the answers

    What contributes to the increase in brain size and weight during early childhood?

    <p>Increase in dendritic connections between neurons</p> Signup and view all the answers

    Which part of the brain experiences notable myelination during early childhood?

    <p>Corpus callosum</p> Signup and view all the answers

    What is the typical rate of growth in body weight for a 6-year-old compared to adulthood?

    <p>Less</p> Signup and view all the answers

    When does growth in the cerebral cortex occur in spurts followed by periods of vigorous synaptic pruning?

    <p>From age 6 to adolescence</p> Signup and view all the answers

    What is the primary reason for the increase in brain size and weight during early childhood?

    <p>Increased dendritic connections between neurons</p> Signup and view all the answers

    Which part of the brain is responsible for coordination of activity between the two hemispheres?

    <p>Corpus callosum</p> Signup and view all the answers

    Which part of the brain is involved in balance and motor movements?

    <p>Cerebellum</p> Signup and view all the answers

    Which part of the brain is involved in attention?

    <p>Reticular formation</p> Signup and view all the answers

    At what age does myelination in the reticular formation get completed?

    <p>Age 5</p> Signup and view all the answers

    Which part of the brain is involved in the transfer of information from short-term to long-term memory?

    <p>Hippocampus</p> Signup and view all the answers

    What is the term used to describe the inability to remember anything prior to age 2?

    <p>Infantile amnesia</p> Signup and view all the answers

    What is the proposed reason for limited autobiographical memory before age 2?

    <p>Lack of self-awareness</p> Signup and view all the answers

    What is the proposed reason for the encoding of memories being promoted by language development?

    <p>Language development</p> Signup and view all the answers

    Which culture remembers more events prior to age 5, according to a study?

    <p>British and American</p> Signup and view all the answers

    At what age does myelination in the hippocampus get completed?

    <p>Age 5</p> Signup and view all the answers

    Which part of the brain experiences substantial myelination during early childhood?

    <p>Cerebellum</p> Signup and view all the answers

    What is the term used to describe the inability to remember anything prior to age 2?

    <p>Infantile amnesia</p> Signup and view all the answers

    What is the proposed reason for limited autobiographical memory before age 2?

    <p>Stable self-awareness</p> Signup and view all the answers

    Which part of the brain is involved in attention?

    <p>Reticular formation</p> Signup and view all the answers

    At what age is myelination in the reticular formation completed?

    <p>Age 5</p> Signup and view all the answers

    What is the primary reason for the increase in brain size and weight during early childhood?

    <p>Growth in the cerebral cortex</p> Signup and view all the answers

    What is the proposed reason for the encoding of memories being promoted by language development?

    <p>Narrative construction</p> Signup and view all the answers

    Which culture remembers more events prior to age 5, according to a study?

    <p>British</p> Signup and view all the answers

    What is the typical rate of growth in height for a child aged 3 to 5?

    <p>Rapid growth</p> Signup and view all the answers

    What happens to the number of neurons during early childhood?

    <p>Decreases</p> Signup and view all the answers

    What is the primary reason for the increase in brain size and weight during early childhood?

    <p>Increased myelination</p> Signup and view all the answers

    What happens to the number of neurons during early childhood?

    <p>Number of neurons decreases</p> Signup and view all the answers

    Which part of the brain grows faster than the rest of the cerebral cortex during early childhood?

    <p>Frontal lobes</p> Signup and view all the answers

    What advances in behavior occur during the preschool years?

    <p>All of the above</p> Signup and view all the answers

    When does growth in the cerebral cortex occur in spurts followed by periods of vigorous synaptic pruning?

    <p>Preschool years</p> Signup and view all the answers

    At what age is the brain approximately 70% of its adult weight?

    <p>3</p> Signup and view all the answers

    What is the term used to describe the inability to remember anything prior to age 2?

    <p>Infantile amnesia</p> Signup and view all the answers

    At what age does myelination in the corpus callosum peak during early childhood?

    <p>6</p> Signup and view all the answers

    Which part of the brain is involved in attention?

    <p>Reticular formation</p> Signup and view all the answers

    What is the typical rate of growth in body weight for a 6-year-old compared to adulthood?

    <p>Less than 30%</p> Signup and view all the answers

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