Regulation and Integration of the Body Quiz
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Questions and Answers

What is the main function of myelin sheath?

  • Generate nerve impulses and transmit them
  • Protect and electrically insulate fibers
  • Increase transmission speed (correct)
  • Convey incoming messages to the cell body

    • Which type of neurons transmit impulses from sensory receptors to the central nervous system?

  • Motor neurons
  • Sensory neurons (correct)
  • Projection fibers
  • Interneurons

    • What is the role of basal nuclei in the brain?

  • Filtering out incorrect responses (correct)
  • Acting as a gateway to the cerebral cortex
  • Processing information from visual pathways
  • Control of autonomic nervous system

    • Which part of the brain is responsible for smooth coordinated movement, balance, and posture?

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

    What comprises the limbic system in the brain?

    <p>Cerebral hemispheres + diencephalon</p> Signup and view all the answers

    Which part of the brain serves as the relay station for information coming into the cerebral cortex?

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

    What is the main function of the reticular formation in the brain?

    <p>Control of autonomic behavior necessary for survival</p> Signup and view all the answers

    What is the function of projection fibers in the brain?

    <p>Pathway between cortex and lower brain</p> Signup and view all the answers

    Which part of the nervous system is responsible for sensory input, integration in the brain, and motor output?

    <p>Central nervous system</p> Signup and view all the answers

    What is the function of astrocytes in the central nervous system?

    <p>Anchoring to nutrient supply and guiding migration</p> Signup and view all the answers

    Which type of nervous tissue surrounds and wraps delicate neurons?

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

    What is the function of oligodendrocytes in the central nervous system?

    <p>Insulating/covering nerves with myelin sheath</p> Signup and view all the answers

    Which division of the peripheral nervous system is responsible for impulses from sensory receptors to the central nervous system?

    <p>Visceral sensory division</p> Signup and view all the answers

    What characterizes neurons as structural units of the nervous system?

    <p>Large and amitotic</p> Signup and view all the answers

    What is the primary function of microglial cells in the central nervous system?

    <p>Defensive cells</p> Signup and view all the answers

    Which division of the motor division in the peripheral nervous system is responsible for voluntary muscle movements?

    <p>Somatic motor division</p> Signup and view all the answers

    What is the main function of ependymal cells in the central nervous system?

    <p>Line central cavities</p> Signup and view all the answers

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