Nervous Tissue Part 1: Structure and Function
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Questions and Answers

What is the major function of glial cells in the nervous system?

  • Production of hormones
  • Supportive, nutritive, and protective for nerve cells (correct)
  • Transmission of nerve impulses
  • Regulation of body temperature

What is the term for the part of a neuron that contains the nucleus and cytoplasm?

  • Cell body or perikaryon (correct)
  • Neurofilament
  • Axon
  • Dendrite

Which type of neuron has only one fiber arising from each pole of the cell?

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

What is the name of the granules found in the cytoplasm of the cell body and dendrites?

<p>Nissl granules (A)</p> Signup and view all the answers

What is the main difference between the central and peripheral nervous systems?

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

What is the role of neurofilaments in neurons?

<p>To provide support and maintain the structure of the neuron (A)</p> Signup and view all the answers

What is the term for the long, slender extension of a neuron that carries nerve impulses away from the cell body?

<p>Axon (A)</p> Signup and view all the answers

What is the function of motor neurons?

<p>To transmit motor impulses from CNS to muscles (D)</p> Signup and view all the answers

What is the most common type of neuron found in the human nervous system?

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

What type of neuron connects both motor and sensory neurons?

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

What is the function of neurofilaments in neurons?

<p>Structural support (C)</p> Signup and view all the answers

What is the site of contact between two successive neurons?

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

What is the part of the neuron that may be a dendrite, a cell body or an axon?

<p>The postsynaptic element (A)</p> Signup and view all the answers

What type of synapse occurs when the end foot contacts a dendrite?

<p>Axodendritic synapse (C)</p> Signup and view all the answers

What type of synapse is characterized by the transport of impulses through gap junctions?

<p>Electrical synapse (C)</p> Signup and view all the answers

What is the function of sensory neurons?

<p>To transmit sensory impulses from receptors to CNS (B)</p> Signup and view all the answers

What is the dilated part of the axon terminal or the end foot?

<p>The presynaptic element (B)</p> Signup and view all the answers

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