Nervous Tissue Structure and Classification
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Questions and Answers

What is the main function of neurons in the nervous tissue?

  • To produce and store hormones
  • To control voluntary movements
  • To receive stimuli and conduct them to the central nervous system (correct)
  • To regulate body temperature

    • How many neurons are there in human beings?

  • 100 million
  • 10 million (correct)
  • 1 billion
  • 1 million

    • Which neuron classification has many processes, including an axon and many dendrites?

  • Unipolar neuron
  • Pseudo-unipolar neuron
  • Bipolar neuron
  • Multipolar neuron (correct)

    • What is the role of neuroglial cells in the nervous tissue?

    <p>To support and protect neurons (A)</p> Signup and view all the answers

    Which part of the nervous tissue is responsible for excitability and conduction of impulses?

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

    What is the rare type of neuron with a single process?

    <p>Unipolar neuron (B)</p> Signup and view all the answers

    What is the function of a sensory neuron?

    <p>Receives stimuli from receptors and conducts impulses to CNS (A)</p> Signup and view all the answers

    What is the function of a motor neuron?

    <p>Conducts impulses from CNS to effector organs (D)</p> Signup and view all the answers

    What is the function of an interneuron?

    <p>Connects sensory and motor neurons (A)</p> Signup and view all the answers

    What is the role of endoneurium in a peripheral nerve?

    <p>Supports individual nerve fibers with loose connective tissue (C)</p> Signup and view all the answers

    What is the function of ganglia in the neuronal pathway?

    <p>Serve as relay centers in the neuronal pathway (C)</p> Signup and view all the answers

    In which type of ganglia are the cell bodies of the neurons enveloped by a layer of cuboidal cells called satellite cells?

    <p>Sensory ganglia (B)</p> Signup and view all the answers

    What is the structure that surrounds the entire nerve with a dense connective tissue sheath?

    <p>Epineurium (D)</p> Signup and view all the answers

    What is the main function of optic nerve fibers?

    <p>Conduct impulses from CNS to effector organs (A)</p> Signup and view all the answers

    What is the composition of endoneurium in a peripheral nerve?

    <p>Loose connective tissue composed of reticular fibers supporting individual nerve fibers (D)</p> Signup and view all the answers

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