Term
An individual shows flexion in upper extremities and extension in lower extremities. This is
a) decorticate posturing
b) decerebrate posturing
c) excitation posturing
d) caloria posturing |
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Definition
| a - decorticate posturing |
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Term
Cerebral death:
a) is death of the cerebellum
b) permits normal internal homeostasis
c) means that respiratory and cardiovascular functions are no longer maintained
d) is death of the brain stem |
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Definition
| b - permits normal internal homeostasis |
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Term
Precipitating causes of seizure include all of the following except:
a) meningitis
b) stroke
c) hyperglycemia
d) hyperthermia
e) all of the above |
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Definition
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Term
Alzheimer disease:
a) can be caused by increased cerebral levels of acetylcholine
b) is most prevalent as a late-onset dementia
c) manifests as nerve cell tangles
d) manifests as neuron senile plaques
e) all of the above |
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Definition
| b - is most prevalent as a late-onset dementia |
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Term
In cerebral vasogenic edema:
a) active transport fails
b) autodigestion occurs
c) plasma proteins leak into extracellular spaces
d) cerebrospinal fluid leaves the ventricles |
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Definition
| c - plasma proteins leak into extracellular spaces |
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Term
Which statement is NOT true regarding increasing intracranial pressures?
a) accumulating CO2 causes vasoconstriction
b) the brain volume increases
c) brain tissue shifts from the compartment of greater pressure to one of lesser pressure
d) both b and c correct |
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Definition
| a - accumulating CO2 causes vasoconstriction |
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Term
Intellectual function is impaired in the dementing process. Which intellectual function is NOT impaired?
a) anterograde memory
b) retrograde memory
c) abstraction
d) language deficits
e) all of the above are impaired |
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Definition
| e - all of the above are impaired |
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