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26 terms

A&P Test Review

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Associate Neuron
A neuron with a cell body located in the CNS whose primary function is connecting other neurons is called what?
Ependymal Cells
Ciliated CNS neuroglia that line the cavities of the brain and spinal cords play an active role in moving the cerebrospinal fluid are what?
Potassium
Immediatly after action potiential is propagated which one of the following ions rapidly diffuses.
Ganglia
small connections of the nerve cell bodies found in a small number of locations outside the central nervous system are called what?
Neurolemma
Which one of the following is the part of a Schwann cell (mostly cytoplasm) that is external to the myelin sheath and forms a neuron husk.
Astrocytes
Star shaped neuroglia mop up leaked potassium and neurotransmitters.
Dendrites
Neuron processes that normally recieve incoming stiumli are called what?
Synaptic Cleft
Which of the following is not a structural feature of a neuron, but plays a critical role as a functional function between neurons
Myelinated
Impulse conduction is fastest in neurons that are what?
Transmit nerve impulses faster than neurons
which of the following is not a characteristic of the neuroglia
effectors
muscles and glands are
neurotransmitter
the substance that is released at axonal endings to propagate a nervous impulse is called what?
Sodium ions is higher on the outside of its membrane and potassium is higher
when a nerve fiber is polarized, the concentration of:
sympathetic nervous system
preparing the body for the fight or flight response during threatening situations is the role of the what?
skeletal muscles
which one is NOT a direct controlled by the autonomic nervous system
to the PNS from sensory receptors
The afferent system conveys messages:
sensory nerves; efferent nerves
afferent nerves are called___ and motor nerves are called ____
CNS
What is A?
[A]
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[B]
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[C] [E]
| | |
[D] [F] [G]
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[H] [I]
PNS
What is B?
[A]
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[B]
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[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Afferent Division
What is C?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Sensory
What is D?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Efferent Division
What is E?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Somatic Division
What is F?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Autonomatic Division
What is G?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Parasympathetic Division
What is H?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]
Sympathetic Division
What is I?
[A]
|
[B]
| |
[C] [E]
| | |
[D] [F] [G]
| |
[H] [I]