Structure of Nervous System Tissues Quiz
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Questions and Answers

What is the primary function of the sympathetic nervous system?

  • To calm the body and stimulate digestion
  • To prepare the body for action or a 'fight or flight' response (correct)
  • To regulate the respiratory and cardiovascular systems during rest
  • To control voluntary functions like movement

    • Which of the following is NOT a function of the parasympathetic nervous system?

  • Lowering blood pressure
  • Dilating the bronchi (correct)
  • Slowing the heart rate
  • Stimulating digestion

    • What is a nerve plexus?

  • A network of intersecting nerves composed of afferent and efferent fibers (correct)
  • A group of nerves that control the sympathetic nervous system
  • The pathway through which sensory information travels to the brain
  • A single nerve that controls voluntary movement

    • Where are the brachial and cervical plexuses located?

    <p>At the root of the upper limbs</p> Signup and view all the answers

    Which division of the nervous system controls voluntary functions?

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

    What is the function of a mucous membrane?

    <p>To protect and lubricate organs and passages that communicate with the body surface</p> Signup and view all the answers

    What is the main component of the gray matter?

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

    Which part of the nervous system conveys sensory and motor impulses to and from the brain and spinal cord?

    <p>Peripheral Nervous System (PNS)</p> Signup and view all the answers

    What is the function of ganglion in the nervous system?

    <p>To collect nerve cell bodies</p> Signup and view all the answers

    Which type of nerves contain both sensory and motor nerve fibers?

    <p>Mixed nerves</p> Signup and view all the answers

    How many pairs of spinal nerves are attached to the spinal cord?

    <p>31 pairs</p> Signup and view all the answers

    What is the function of the Oculomotor cranial nerve?

    <p>Motor fibers to eye muscles</p> Signup and view all the answers

    What are the two main components of the nervous system?

    <p>The central nervous system and the peripheral nervous system</p> Signup and view all the answers

    Which part of the nervous system is responsible for integrating information and coordinating body activities?

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

    What is the role of neuroglia in the nervous system?

    <p>Destroying pathogens</p> Signup and view all the answers

    Which part of the central nervous system is made up of axons, neuroglia, and blood vessels?

    <p>White matter</p> Signup and view all the answers

    What is the function of myelin in the nervous system?

    <p>Speeding up electric impulse conduction by wrapping around axons</p> Signup and view all the answers

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