Neurons and Nervous System Functions
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Questions and Answers

What is the role of motor neurons in the nervous system?

  • Deliver electrical signals to the central nervous system
  • Carry signals from the CNS to the outside parts of the body (correct)
  • Send messages from one neuron to another
  • Sense the environment and convert it into electrochemical energy
  • What part of a neuron acts as an insulator in some cases?

  • Cell body
  • Myelin (correct)
  • Dendrite
  • Axon
  • What type of neurons carry signals from the outer parts of the body into the central nervous system?

  • Sensory neurons (correct)
  • Interneurons
  • Receptor neurons
  • Motor neurons
  • What is the main function of receptor neurons in the nervous system?

    <p>Sense the environment and convert it into electrochemical energy</p> Signup and view all the answers

    Which part of a neuron receives signals in a short antennae-like structure?

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

    What is the main cause of Bell's Palsy?

    <p>Inflammation or damage to the facial nerve</p> Signup and view all the answers

    Which condition is characterized by reduced muscle control due to nervous system damage?

    <p>Cerebral palsy</p> Signup and view all the answers

    What distinguishes a single seizure from epilepsy?

    <p>Repeated seizures</p> Signup and view all the answers

    Which aspect is NOT commonly affected by Cerebral palsy?

    <p>Alcohol withdrawal</p> Signup and view all the answers

    What is the key feature of Alzheimer's disease progression?

    <p>Worsening dementia symptoms over time</p> Signup and view all the answers

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