Anatomy Chapter 12

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Anatomy Quizzes & Trivia
A & P chapter 12 Autonomic Nervous System

  
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  • 1. 
    Which of the following is most related to the "feed and breed" system?
    • A. 

      Pyramidal tracts

    • B. 

      Sympathetic nervous system

    • C. 

      Cranialsacral outflow

    • D. 

      Rapid heart rate, palpitations, sweating


  • 2. 
    Which of the following is most characteristic of the parasympathetic nervous system?
    • A. 

      Adrenergic

    • B. 

      Norepinephrine

    • C. 

      Fight or flight

    • D. 

      Feed and breed


  • 3. 
    Which neurotransmitter is secreted by a cholinergic fiber?
    • A. 

      Adrenaline

    • B. 

      Epinphrine

    • C. 

      Acetylcholine

    • D. 

      Norepinephrine


  • 4. 
    What is another term for thorcolumbar outflow?
    • A. 

      Vagal discharge

    • B. 

      Parasympathetic nervous system

    • C. 

      Sympathetic nervous system

    • D. 

      Limbic system


  • 5. 
    Which of the following is not an effector organ for the autonomic nerves?
    • A. 

      Skeletal muscle

    • B. 

      Visceral smooth muscle

    • C. 

      Glands

    • D. 

      Cardiac muscle


  • 6. 
    Which of the following is characteristic of the parasympathetic nervous system?
    • A. 

      Fight or flight

    • B. 

      Thoracolumbar

    • C. 

      Paravertebral ganglia

    • D. 

      Postganglionic fiver is cholinergic


  • 7. 
    Which of the following is a characteristic of the sympathetic nervous system?
    • A. 

      Craniosacral outflow

    • B. 

      Cholinergic fibers only

    • C. 

      Paravertebral ganglia

    • D. 

      Postganglionic transmitter is ACh


  • 8. 
    The effects of adrenal medullary secretion most resemble
    • A. 

      Craniosacral outflow

    • B. 

      Firing of the somatic motor neurons

    • C. 

      Sympathetic nerve discharge

    • D. 

      Vagal discharge


  • 9. 
    An adrenergic fiber is one that
    • A. 

      Innervates the adrenal medulla

    • B. 

      Is a preganglionic fiber

    • C. 

      Originates in the midbrain

    • D. 

      Secretes norepinephrine as its transmitter


  • 10. 
    Which of the following is an adrenergic fiber?
    • A. 

      Postganglionic parasympathetic

    • B. 

      Preganglionic sympathetic

    • C. 

      Preganglionic parasympathetic

    • D. 

      Postganglionic sympathetic


  • 11. 
    Sympathetic and parasympathetic nerves
    • A. 

      Are somatic motor neurons

    • B. 

      Supply voluntary skeletal muscles

    • C. 

      Include the phrenic, sciatic, and brachial nerves

    • D. 

      Innervate the viscera


  • 12. 
    A drug that causes the heart to beat stronger and faster is called
    • A. 

      Parasympatholytic

    • B. 

      Sympathomimetic

    • C. 

      Sympatholytic

    • D. 

      Anticholinergic


  • 13. 
    Which of the following is an effect of postganglionic parasympathetic discharge?
    • A. 

      Slowed heart rate

    • B. 

      Increased blood pressure

    • C. 

      Dilation of the pupil of the eye

    • D. 

      Stronger contraction of the heart


  • 14. 
    Vasomotor tone is
    • A. 

      A vasoconstrictor effect caused by background firing of the sympathetic nerves

    • B. 

      A vagally induced peripheral vasodilation

    • C. 

      Casued by parasympathomimetic drugs

    • D. 

      Caused by sympatholytic drugs


  • 15. 
    Paravertebral ganglia
    • A. 

      Are part of the craniosacral outflow

    • B. 

      "drive" the vagus nerve

    • C. 

      Are located within the organs of innervation

    • D. 

      Are also called the sympathetic chain ganglia


  • 16. 
    Which of the following is least descriptive of thoracolumbar outflow?
    • A. 

      Fight or flight

    • B. 

      Muscarinic and nicotine receptors

    • C. 

      Sympathetic nervous system

    • D. 

      Paravertebral ganglia


  • 17. 
    Alpha and beta receptors are
    • A. 

      Associated with the parasympathetic nervous system

    • B. 

      Associated with craniosacral outflow

    • C. 

      Located on the paravertebral ganglia

    • D. 

      Activated by norepinephrine


  • 18. 
    Which of the following is least associated with monoamine oxidase (MAO)?
    • A. 

      Enzyme that degrades norepinephrine

    • B. 

      Found within all cholinergic nerve terminals

    • C. 

      Associated with sympathetic activity

    • D. 

      Associated with adrenergic fibers


  • 19. 
    A beta1 adrenergic agonist
    • A. 

      Increases heart rate

    • B. 

      Causes the release of acetylcholine

    • C. 

      Blocks the effects of norepinephrine at its receptor site

    • D. 

      Lowers blood pressure


  • 20. 
    Atropine is classified as a muscarinic antagonist or blocker ad therefore is
    • A. 

      Parasympathomimetic

    • B. 

      Sympatholytic

    • C. 

      Vagolytic

    • D. 

      Sympathomimetic


  • 21. 
    Muscarinic recptors are
    • A. 

      Activated by norepinephrine

    • B. 

      Located on the effector organs of the sympathetic nervous system

    • C. 

      Activated by catecholamines such as adrenalin and dopamine

    • D. 

      Activated by ACh


  • 22. 
    Which of the following is least true of the vagus nerve?
    • A. 

      Cholinergic

    • B. 

      Slows heart rate

    • C. 

      Its effect on the heart is eliminated by a beta1 adrenergic blocker

    • D. 

      Its transmitter is ACh


  • 23. 
    Vagal discharge activates
    • A. 

      Muscarinic receptors

    • B. 

      Alpha1 adrenergic receptors

    • C. 

      Beta1 adrenergic receptors

    • D. 

      The paravertebral ganglia


  • 24. 
    Sympathetic nervous system stimulation causes vasoconstriction of the blood vessels, thereby elevating blood pressure.  Which of the following drug classifications lowers blood pressure?
    • A. 

      Vagolytic

    • B. 

      Sympatholytic

    • C. 

      Parasympathopmimetic

    • D. 

      Vagomimetic


  • 25. 
    Sympathetic nerve stimulation causes relaxation of the breathing passages (bronchodilation).  Which of the following drug classifications achieves this effect?
    • A. 

      Beta2 adrenergic agonist

    • B. 

      Alpha1 adrebergic blocker

    • C. 

      Vagomimetic

    • D. 

      Parasympathomimetic


  • 26. 
    A preoperative patient recieved an antimuscarinic drug (atropine).  What drug-related postoperative consequence is he likely to expierence?
    • A. 

      Decreases heart rate

    • B. 

      Difficult urination

    • C. 

      Elevated blood pressure

    • D. 

      Excess salivation


  • 27. 
    A patient has vagally induced bradycardia (slow heart rate).  Which of the following will relieve the bradycardia?
    • A. 

      Muscarinic antagonist

    • B. 

      Beta1 adrenergic blocker

    • C. 

      Vagomimetic

    • D. 

      Alpha1 adrenergic agonist


  • 28. 
    Which of the following is most descriptive of dual innervation of the autonomic nervous system?
    • A. 

      Muscarinic and nicotonic

    • B. 

      Alpha and beta

    • C. 

      Sympathetic and parasympathetic

    • D. 

      Beta1 and beta2


  • 29. 
    Which group is incorrect?
    • A. 

      Adrenergic receptors: alpha, beta

    • B. 

      Cholinergic receptors: muscarinic, nicotonic

    • C. 

      Neurotransmitters: norepinephrine, ACh, dopamine

    • D. 

      Sympathetic responses: decreased blood pressure, decreased heart rate, anxiety


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