CH 6: Structure and Functioning of a Nerve
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Questions and Answers

Which type of neuron carries impulses away from the central nervous system?

  • Motor Neurons (correct)
  • Interneurons
  • Connector Neurons
  • Sensory Neurons

    • What is the function of interneurons in the nervous system?

  • Linking sensory neurons to motor neurons and processing information (correct)
  • Covering the axon and insulating it
  • Carrying impulses from sense organs to the spinal cord
  • Bringing about responses in effectors

    • Where is the nucleus of a neuron located?

  • In the cell body (correct)
  • In the cytoplasm
  • In the myelin sheath
  • In the axon

    • What is the role of the myelin sheath in a neuron?

    <p>Speeding up the transmission of electrical impulses</p> Signup and view all the answers

    Which neuron type responds to stimuli by transmitting impulses from the brain?

    <p>Motor Neurons</p> Signup and view all the answers

    What is the main function of sensory neurons in the nervous system?

    <p>Sensing stimuli and transmitting impulses towards the central nervous system</p> Signup and view all the answers

    Which part of a neuron is responsible for maintaining the neuron's health and functionality?

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

    What do motor neurons transmit impulses to?

    <p>Effectors like muscles and glands</p> Signup and view all the answers

    What is the function of axons in neurons?

    <p>Transmitting impulses away from the cell body</p> Signup and view all the answers

    What is the role of connectors (interneurons) in the nervous system?

    <p>Linking sensory neurons to motor neurons and processing information</p> Signup and view all the answers

    Which type of neuron is responsible for carrying impulses towards the central nervous system?

    <p>Sensory Neurons</p> Signup and view all the answers

    What is the main function of motor neurons in the nervous system?

    <p>Transmit impulses to effectors</p> Signup and view all the answers

    Which part of a neuron is responsible for controlling the metabolism and activities of the neuron?

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

    What is the function of interneurons in the nervous system?

    <p>Link sensory neurons to motor neurons</p> Signup and view all the answers

    Which part of a neuron fills the cell body and supports various cellular processes?

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

    In which direction do motor neurons transmit impulses in the nervous system?

    <p>Away from the central nervous system</p> Signup and view all the answers

    What is the role of the myelin sheath in a neuron?

    <p>Speed up transmission of electrical impulses</p> Signup and view all the answers

    Where are interneurons mainly found in the body?

    <p>Brain and spinal cord</p> Signup and view all the answers

    Which neuron type plays a key role in processing information and determining the appropriate response?

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

    What is the primary function of axons in a neuron?

    <p>Speed up transmission of electrical impulses</p> Signup and view all the answers

    What is the main function of the cytoplasm in a neuron?

    <p>To support various cellular processes</p> Signup and view all the answers

    Which part of a neuron enables it to carry impulses away from the central nervous system?

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

    What is the role of the nucleus in a neuron?

    <p>To control the metabolism and activities of the neuron</p> Signup and view all the answers

    Which neuron type is responsible for responding to stimuli from the sense organs or receptors?

    <p>Sensory (Afferent) Neurons</p> Signup and view all the answers

    What is the function of the myelin sheath in a neuron?

    <p>To cover the axon, speed up transmission of electrical impulses, and provide insulation</p> Signup and view all the answers

    What does the cell body of a neuron contain?

    <p>Nucleus and Cytoplasm</p> Signup and view all the answers

    Which part of a neuron maintains the health and functionality of the cell?

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

    What is the function of interneurons in the nervous system?

    <p>Link sensory neurons to motor neurons and process information</p> Signup and view all the answers

    Which part of a neuron is responsible for speeding up the transmission of electrical impulses?

    <p>Myelin sheath</p> Signup and view all the answers

    What is the main function of a motor neuron in the nervous system?

    <p>Respond to stimuli by transmitting impulses to effectors</p> Signup and view all the answers

    Where are sensory neurons transmitting impulses to in the nervous system?

    <p>Spinal cord and brain</p> Signup and view all the answers

    Which structure in a neuron contains the nucleus and cytoplasm?

    <p>Cell body</p> Signup and view all the answers

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