Neuroplasticity Quiz
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Questions and Answers

What is neuroplasticity?

  • The process of maintaining the static structure of neural networks in the brain
  • The process of destroying neural networks in the brain and rebuilding them
  • The inability of neural networks in the brain to change through growth and reorganization
  • The ability of neural networks in the brain to change through growth and reorganization (correct)
  • Which form of neuroplasticity involves individual neuron pathways making new connections?

  • Homologous area adaptation (correct)
  • Map expansion
  • Cortical remapping
  • Cross modal reassignment
  • When was it once thought by neuroscientists that neuroplasticity only manifests?

  • During childhood (correct)
  • During adulthood
  • During old age
  • During adolescence
  • What type of plasticity exhibits a higher degree in the developing brain than the adult brain?

    <p>Activity-dependent plasticity</p> Signup and view all the answers

    What can activity-dependent plasticity have significant implications for?

    <p>Healthy development, learning, memory, and recovery from brain damage</p> Signup and view all the answers

    What results from learning a new ability, information acquisition, environmental influences, practice, and psychological stress?

    <p>Circuit and network changes</p> Signup and view all the answers

    Which biological process is neuroplasticity based upon?

    <p>Synapse regulation</p> Signup and view all the answers

    What is widely agreed upon as a result of a variety of pathways?

    <p>Gene expression alterations</p> Signup and view all the answers

    According to Christopher Shaw and Jill McEachern, what are the two types of neuroplasticity often discussed?

    <p>Structural neuroplasticity and functional neuroplasticity</p> Signup and view all the answers

    What is the core basis of neuroplasticity?

    <p>Synapse regulation via phosphorylation</p> Signup and view all the answers

    What was the substantial breakthrough observed by Merzenich and Woosley?

    <p>Complete normalization of brain structure after peripheral nerve cutting</p> Signup and view all the answers

    What factor allows for gene expression alterations leading to neuronal changes and thus neuroplasticity?

    <p>Proteins such as Bcl-2 proteins and neutrophorins</p> Signup and view all the answers

    What allows for experience and neural activity to remodel brain function according to Merzenich's Kavli Prize citation?

    <p>Signaling cascades</p> Signup and view all the answers

    What happens at every level in the processing hierarchy, producing the map changes observed in the cerebral cortex according to JT Wall and J Xu?

    <p>Cortical reorganization</p> Signup and view all the answers

    Who is credited as the first person to use the term 'neural plasticity'?

    <p>Jerzy Konorski</p> Signup and view all the answers

    In what year did Michele Vicenzo Malacarne discover that the cerebellums of trained animals were larger than untrained animals?

    <p>1793</p> Signup and view all the answers

    Who provided the first scientific evidence of anatomical brain plasticity in 1964?

    <p>Marian Diamond</p> Signup and view all the answers

    Who has been a pioneer in neuroplasticity research since the 1960s, making ambitious claims for its potential in treating various diseases and improving cognitive functioning in the elderly?

    <p>Michael Merzenich</p> Signup and view all the answers

    Who documented changes in hippocampal structure associated with acquiring knowledge in London taxi drivers in the 1990s?

    <p>Eleanor Maguire</p> Signup and view all the answers

    Who demonstrated changes in neuronal pathways in the 1920s, providing evidence of neuroplasticity?

    <p>Karl Lashley</p> Signup and view all the answers

    Who used the term neuronal plasticity in the early 1900s to describe nonpathological changes in adult brains?

    <p>Santiago Ramón y Cajal</p> Signup and view all the answers

    Who observed dynamic and adaptive properties in brain injuries in the 1940s and 1950s, suggesting neuroplasticity?

    <p>Justo Gonzalo</p> Signup and view all the answers

    Who provided a sensory substitution device in the 1960s and conducted studies on stroke patients, providing evidence of neuroplasticity?

    <p>Paul Bach-y-Rita</p> Signup and view all the answers

    In which decade did David Hubel and Torsten Wiesel's experiments with kittens show that the brain associated with a ventilated eye was still active, contradicting the belief that it would be idle?

    <p>1960s</p> Signup and view all the answers

    Study Notes

    • William James first used the term "plasticity" in psychology in 1890, describing a structure that can be influenced but not easily changed all at once.
    • Jerzy Konorski is credited as the first person to use the term "neural plasticity" around 1900.
    • Michele Vicenzo Malacarne discovered in 1793 that the cerebellums of trained animals were larger than untrained animals, suggesting neuroplasticity.
    • Santiago Ramón y Cajal used the term neuronal plasticity in the early 1900s to describe nonpathological changes in adult brains.
    • Karl Lashley's experiments in the 1920s demonstrated changes in neuronal pathways, providing evidence of neuroplasticity.
    • Justo Gonzalo observed dynamic and adaptive properties in brain injuries in the 1940s and 1950s, suggesting neuroplasticity.
    • Marian Diamond provided the first scientific evidence of anatomical brain plasticity in 1964.
    • Paul Bach-y-Rita's sensory substitution device in the 1960s and studies on stroke patients provided further evidence of neuroplasticity.
    • Eleanor Maguire documented changes in hippocampal structure associated with acquiring knowledge in London taxi drivers in the 1990s.
    • Michael Merzenich has been a pioneer in neuroplasticity research since the 1960s, making ambitious claims for its potential in treating various diseases and improving cognitive functioning in the elderly.
    • David Hubel and Torsten Wiesel's experiments with kittens in the 1960s showed that the brain associated with a ventilated eye was still active, contradicting the belief that it would be idle.

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    Test your knowledge about the ability of neural networks in the brain to change through growth and reorganization, known as neuroplasticity. Explore the concept of rewiring the brain and the various forms of neuroplasticity.

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