CH 6: Autonomic Nervous System
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Questions and Answers

Which branch of the autonomic nervous system is responsible for preparing the body for emergency situations?

  • Peripheral Nervous System
  • Parasympathetic Nervous System
  • Central Nervous System
  • Sympathetic Nervous System (correct)
  • Which action is NOT associated with the sympathetic nervous system?

  • Vasoconstriction
  • Dilating pupils
  • Increasing blood pressure
  • Decreasing heart rate (correct)
  • What is the main function of the parasympathetic nervous system?

  • Dilating blood vessels
  • Increasing peristalsis (correct)
  • Stimulating adrenaline secretion
  • Preparing the body for emergencies
  • What effect does the parasympathetic nervous system have on blood pressure?

    <p>Decreases blood pressure</p> Signup and view all the answers

    Which of the following is a shared characteristic of both sympathetic and parasympathetic nervous systems?

    <p>Causing relaxation of the bladder wall</p> Signup and view all the answers

    What physiological response is primarily controlled by the parasympathetic nervous system?

    <p>Decreased peristalsis</p> Signup and view all the answers

    Which of the following is a specific effect of the sympathetic nervous system on blood vessels?

    <p>Constriction in the skin</p> Signup and view all the answers

    Which system is responsible for the body's 'fight or flight' response?

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

    What role does the parasympathetic nervous system play in the bladder?

    <p>Stimulates bladder wall contraction</p> Signup and view all the answers

    Which response is NOT characteristic of the sympathetic nervous system?

    <p>Decrease in blood pressure</p> Signup and view all the answers

    Which neurotransmitter is primarily involved in the sympathetic nervous system response?

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

    What is the main function of the autonomic nervous system?

    <p>Maintain internal balance</p> Signup and view all the answers

    Which branch of the autonomic nervous system is responsible for maintaining a 'rest and digest' state?

    <p>&quot;Rest and Digest&quot; Nervous System</p> Signup and view all the answers

    "The two systems work antagonistically to each other" implies that:

    <p>&quot;They have opposing effects on the body.&quot;</p> Signup and view all the answers

    Which physiological effect is unique to the sympathetic nervous system?

    <p>Stimulates sweat secretion</p> Signup and view all the answers

    If the parasympathetic nervous system is activated, what would you expect to happen to the pupil size?

    <p>Pupil constriction</p> Signup and view all the answers

    Which of the following is an effect of the sympathetic nervous system on blood pressure?

    <p>Constricts blood vessels in the skin</p> Signup and view all the answers

    What effect does the parasympathetic nervous system have on peristalsis?

    <p>Increases peristalsis</p> Signup and view all the answers

    In which situation would you expect the sympathetic nervous system to be more active?

    <p>When faced with a sudden physical threat</p> Signup and view all the answers

    Which system is primarily responsible for causing vasodilation?

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

    What role does adrenaline play in the functioning of the autonomic nervous system?

    <p>Adrenaline is involved in the 'fight or flight' response activated by the sympathetic system.</p> Signup and view all the answers

    Which of the following is NOT a function of the autonomic nervous system?

    <p>Controlling voluntary movements</p> Signup and view all the answers

    Which statement best describes the relationship between the sympathetic and parasympathetic nervous systems?

    <p>They are antagonistic, with opposite effects on physiological responses.</p> Signup and view all the answers

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