a&p II lecture test 2

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Anonymous
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67845
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a&p II lecture test 2
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2011-02-21 10:27:30
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II lecture test
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a&p II lecture test 2
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  1. These neuroglial cells help maintain the "blood brain barrier" in brain capillaries?

    A. Schwann cells
    B. ependymal cells
    C. satellite cells
    D. astrocytes
    D.
    (this multiple choice question has been scrambled)
  2. gaps in the myelin sheaths of axons are known as:

    A. gap junctions
    B. neurons
    C. choroid plexus
    D. nodes of Ravier
    D.
    (this multiple choice question has been scrambled)
  3. What is the whitish, fatty sheath found around most axons called?

    A. adipose
    B. interneurons
    C. neuroglial cells
    D. synaptic end bulb
    E. myelin
    E.
    (this multiple choice question has been scrambled)
  4. which type of neuroglial cells are found in the PNS?

    A. satellite and schwann cell
    B. satellite cell
    C. schwann cell
    D. astrocyte
    E. all
    A.
    (this multiple choice question has been scrambled)
  5. graded potential occurs in

    A. myelin
    B. dendrites
    C. cell body and myelin
    D. axon
    E. cell body
    C.
    (this multiple choice question has been scrambled)
  6. this part of the PNS is also known as the "brain of the gut"

    A. Enteric nervous system
    B. Somatic nervous system
    C. Autonomic nervous system
    D. none
    A.
    (this multiple choice question has been scrambled)
  7. action potential uses ____-gated channels

    A. voltage
    B. mechanical
    C. ligand
    A.
    (this multiple choice question has been scrambled)
  8. the average neuron resting membrane potential is ___.

    A. 200mV
    B. 70mV
    C. -200mV
    D. -70mV
    D.
    (this multiple choice question has been scrambled)

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