Brain vs
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Questions and Answers

Which two complex systems are often compared to each other?

  • The computer and the heart
  • The brain and the heart
  • The heart and the lungs
  • The brain and the computer (correct)

    • What are the elementary units in the brain and the computer?

  • Atoms and electrons
  • Protons and photons
  • Cells and circuits
  • Neurons and transistors (correct)

    • What do the global architectures of the computer and the brain consist of?

  • Input, output, central processing, and memory (correct)
  • Input, output, processing, and storage
  • Input, output, central memory, and processing
  • Input, output, storage, and circuits

    • What advantages does the computer have over the brain in terms of basic operations?

    <p>Speed and precision</p> Signup and view all the answers

    What is the speed of elementary operations in the brain compared to the computer?

    <p>At best 103 per second</p> Signup and view all the answers

    How can the computer represent quantities with any desired precision?

    <p>Through binary digits</p> Signup and view all the answers

    What is the precision of most quantities in the nervous system according to empirical evidence?

    <p>1 in 102</p> Signup and view all the answers

    Which of the following is a notable difference between the brain and a computer in terms of information processing?

    <p>The brain uses parallel processing, while computers use serial processing.</p> Signup and view all the answers

    What enables the brain to outperform the computer in many complex tasks?

    <p>Parallel processing</p> Signup and view all the answers

    How does the brain process information in the example of following the trajectory of a tennis ball?

    <p>Information flows from the eye to the brain and then to the spinal cord.</p> Signup and view all the answers

    What is a key property of the nervous system that contributes to improved speed and precision?

    <p>Use-dependent modification of circuits</p> Signup and view all the answers

    What type of signaling do neurons utilize to integrate multiple inputs?

    <p>Analog signaling</p> Signup and view all the answers

    What is a key difference between the signaling mode of elementary units in a computer and neurons?

    <p>Computers use digital signaling, while neurons use analog signaling.</p> Signup and view all the answers

    What enables the computer to perform tasks with high precision in sequential processing steps?

    <p>High power consumption</p> Signup and view all the answers

    What has been incorporated into modern computers based on inspiration from the brain?

    <p>Parallel processing</p> Signup and view all the answers

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