Nervous System - Part I

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nkwannabe
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119570
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Nervous System - Part I
Updated:
2011-11-29 11:41:14
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Nervous System Part
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Nervous System - Part I
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  1. The functional division of the nervous system that is also called the visceral system
    Autonomic nervous system
  2. The functional division of the nervous system that controls skeletal muscles
    Somatic nervous system
  3. The system that promotes the fight-or-flight response
    Sympathetic nervous system
  4. The system that stimulates the activity of the digestive tract
    Parasympathetic nervous system
  5. The structural division of the nervous system that includes the brain
    Central nervous system
  6. The structural division of the nervous system that includes the cranial nerves
    Peripheral nervous system
  7. A nerve cell fiber that carries impulses away from the cell body
    Axon
  8. The part of a neuron that receives a stimulus
    Dendrites
  9. The sheath around some neuron fibers taht aids in regeneration
    neurilemma
  10. A gap in the neuron sheath
    Node
  11. The portion of the spinal cord made up of myelinated axons
    White matter
  12. The scientific name for a nerve cell
    Neuron
  13. A bundle of neuron fibers located outside the central nervous system
    Nerve
  14. A bundle of neuron fibers located within the central nervous system
    Tract
  15. Neurons that conduct impulses towards the brain
    Afferent (Sensory)
  16. Neurons that conduct impulses away from the brain
    Efferent (Motor)
  17. The coating of individual nerve fibers
    Endoneurium
  18. The coating of an entire nerve
    Epineurium
  19. The step in which the membrane potential returns to rest
    Repolorization
  20. The ion that crosses the neuron membrane to cause depolarization
    Na+
  21. The result of positive ions entering the neuron
    Depolarization
  22. A sudden change in membrane potential that is transmitted along axons
    Action potential
  23. The ion that leaves the neuron to cause repolariazation
    K+
  24. Binds norepinephrine
    Adrenergic receptor
  25. Binds acetylcholine and induces muscle contraction
    Nicotinic receptor
  26. Acetylcholine receptor found on effector organs of the parasympathetic system
    Muscarinic receptor
  27. Degeneration of nerves supplying the extremities
    Peripheral neuritis
  28. A disease associated with the destruction of myelin sheaths
    Multiple sclerosis
  29. Paralysis of one arm
    Monoplegia
  30. A viral disease resulting in paralysis
    Poliomyelitis
  31. A viral disease caused by herpes zoster
    Shingles
  32. Loss of sensation and motion in the lower part of the body
    Paraplegia
  33. A disease associated with selecive destruction of motor neurons
    Amyotrophic lateral sclerosis
  34. The skin region supplied by a single spinal nerve is called:
    A. dermatome
    B. plexus
    C. synapse
    D. galglion
    A. dermatome
    (this multiple choice question has been scrambled)
  35. The voluntary nervous system controls:
    A. visceral muscle
    B. skeletal muscle
    C. glands
    D. cardiac muscle
    B. skeletal muscle
    (this multiple choice question has been scrambled)
  36. Which of the following are effectors of the nervous system:
    A. receptors and neurotransmitters
    B. synapses and dendrites
    C. sensory neurons and ganglia
    D. muscles and glands
    D. muscles and glands
    (this multiple choice question has been scrambled)
  37. Cell bodies of sensory neurons are collected in ganglia in the:
    A. dorsal root of the spinal nerve
    B. sympathetic chain
    C. ventral horn of the spinal cord
    D. effector organ
    A. dorsal root of the spinal nerve
    (this multiple choice question has been scrambled)
  38. Which of the following substances is a neurotransmitter:
    A. epinephrine
    B. myelin
    C. actin
    D. sebum
    A. epinephrine
    (this multiple choice question has been scrambled)
  39. A lumbar tap is done to remove:
    A. cerebrospinal fluid
    B. interstitial fluid
    C. blood
    D. intracellular fluid
    A. cerebrospinal fluid
    (this multiple choice question has been scrambled)
  40. Neurons that relay impulses within the spinal cord are called:
    A. interneurons
    B. afferent neurons
    C. motor neurons
    D. mixed nerves
    A. interneurons
    (this multiple choice question has been scrambled)
  41. Fibers that carry impulses towards the neuron cell body are called_____
    Dendrites
  42. The portion of the spinal cord made up of cell bodies and unmyelinated axons is called the _____
    Gray matter
  43. The fatty material that covers some axons is called_____
    Myelin
  44. The junction between two neurons is call a(an)_____
    Synapse
  45. The network of spinal nerves that supplies the pelvis and legs is the _____
    Lumbosacral plexus
  46. The brain and spinal cord together are referred to as the_____
    Central nervous system
  47. The neurotransmitter used at cholinergic synapses is _____
    Acetylcholine
  48. The small channel in the center of the spinal cord that contains cerebrospinal fluid is the _____
    Central canal
  49. A nerve cell is also called _____
    Neuron

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