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f f f f f f f f f f f
Name: Class: Date:
TB1fChapterf02:fMultiplefChoice
1. Plasticityfrefersftofthefbrain'sfcapacityftofchangefbyfformingfnewfneuralfpathwaysfbasedfon
a. refractoryfperiods.
b. lateralization.
c. experience.
d. reuptake.
ANSWER:f c
2. Janefsufferedfbrainfdamagefasfafresultfoffafseriousfcarfaccidentfwhenfshefwasfonlyf13fmonthsfold.fFort
unately,fherfbrainfrecoveredfbecausef isfstrongestfinfearlyfchildhood.
a. cerebralfcortexfmaturation
b. plasticity
c. foldingfofftheffourflobes
d. localizationfoffsimplefbrainffunctions
ANSWER:f b
3. Blindfecholocationfexpertsfwhofcanfusefthefbrain'sfvisualfcentersftofnavigateftheirfsurroundingsfbestfillustratefthef
valuefof
a. plasticity.
b. reuptake.
c. endorphins.
d. refractoryfperiods.
ANSWER:f a
4. ManyfyearsfoffintensivefdancefpracticefhavefledftofchangesfinfAllysa'sfmotorfcortexfthatfenablefherfskilledflegf
movements.fThisfbestfillustratesfthefvaluefof
a. reuptake.
b. echolocation.
c. plasticity.
d. lateralization.
ANSWER:f c
5. Neuronsfarefbestfdescribedfas
a. brieffelectricalfchargesfthatftravelfdownfthefaxon.
b. chemicalfmoleculesfthatfcrossfthefsynapticfgap.
c. nervefcellsfthatffunctionfasfthefbuildingfblocksfoffthefnervousfsystem.
d. bundledfaxonfcablesfthatfconnectfthefCNSfwithfmuscles,fglands,fandfsenseforgans.
ANSWER:f c
6. Thefpartfoffthefneuronfthatfcontainsfthefnucleusfisfcalledfthe
a. cellfbody.
b. dendrite.
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c. axon.
d. myelinfsheath.
ANSWER:f a
7. Dendritesfarefbranchingfextensionsfof
a. neurotransmitters.
b. endorphins.
c. neurons.
d. glialfcells.
ANSWER:f c
8. Theffunctionfoffdendritesfisfto
a. receivefincomingfsignalsffromfotherfneurons.
b. releasefneurotransmittersfintofthefspatialfjunctionsfbetweenfneurons.
c. coordinatefthefactivationfoffthefparasympatheticfandfsympatheticfnervousfsystems.
d. controlfpainfthroughfthefreleasefoffopiate-likefchemicalsfintofthefbrain.
ANSWER:f a
9. Anfaxonfis
a. afcellfthatfservesfasfthefbasicfbuildingfblockfoffthefnervousfsystem.
b. aflayerfofffattyftissuefthatfencasesftheffibersfoffmanyfneurons.
c. afmoleculefthatfblocksfneurotransmitterfreceptorfsites.
d. thefextensionfoffafneuronfthatfcarriesfmessagesfawayffromfthefcellfbody.
ANSWER:f d
10. Dendritefisftof asfaxonfisftof .
a. sensoryfneuron;fmotorfneuron
b. sympatheticfnervousfsystem:fparasympatheticfnervousfsystem
c. signalfreception;fsignalftransmission
d. centralfnervousfsystem;fperipheralfnervousfsystem
ANSWER:f c
11. Inftransmittingfsensoryfinformationftofthefbrain,fanfelectricalfsignalftravelsffromfthef
offafsinglefneuron.
a. dendritesftofthefaxonftofthefcellfbody
b. axonftofthefcellfbodyftofthefdendrites
c. dendritesftofthefcellfbodyftofthefaxon
d. axonftofthefdendritesftofthefcellfbody
ANSWER:f c
12. Actionfpotentials,forfnervefimpulses,fare
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TB1fChapterf02:fMultiplefChoice
a. chemicalfmessengers.
b. hormones.
c. dendrites.
d. electricalfsignals.
ANSWER:f d
13. Anfelectricalfsignalfthatftravelsfdownfthefaxonfoffafneuronfisfcalledfthe
a. synapse.
b. myelinfsheath.
c. actionfpotential.
d. refractoryfperiod.
ANSWER:f c
14. Queenfbeesfareftof asfworkerfbeesfareftof .
a. neurons;fglialfcells
b. cellfbodies;fdendrites
c. axons;fglialfcells
d. dendrites;faxons
ANSWER:f a
15. Neuronsfarefsurroundedfbyf
,fwhichfguidefneuralfconnectionsfandfcleanfupfafterfneuronsfsendfmessagesftofonefanother.
a. endorphins
b. glialfcells
c. hormones
d. SSRIs
ANSWER:f b
16. Oneffunctionfoffglialfcellsfisfto
a. increasefthefspeedfoffneuralfimpulses.
b. mimicfthefeffectsfoffneurotransmitters.
c. providefnutrientsftofneurons.
d. stimulatefthefproductionfoffhormones.
ANSWER:f c
17. Glialfcellsfprovidef ,ftheflayerfofffattyftissuefthatfinsulatesfsomefneurons.
a. synapses
b. myelin
c. dendrites
d. axons
ANSWER:f b
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TB1fChapterf02:fMultiplefChoice
18. play(s)fanfimportantfrolefinfinformationfprocessing.
a. Myelin
b. Glialfcells
c. Dendrites
d. Axons
ANSWER:f b
19. Afmyelinfsheathfisfa
a. nervefnetworkfwithinfthefspinalfcordfthatfcontrolsfphysicalfarousal.
b. largefbandfoffneuralffibersfconnectingftheftwofadrenalfglands.
c. layerfofffattyftissuefencasingfthefaxonsfoffsomefnervefcells.
d. bushyfextensionfoffafneuronfthatfconductsfimpulsesftowardfthefcellfbody.
ANSWER:f c
20. Thefspeedfatfwhichfafneuralfimpulseftravelsfisfincreasedfwhenfthefaxonfisfencasedfbyfa(n)
a. endorphin.
b. myelinfsheath.
c. glialfcell.
d. synapticfvesicle.
ANSWER:f b
21. Mathematicalfcomputationsfbyfafcomputerfareffasterfthanfyourfquickestfmathematicalfcomputationsfbecausefthef
topfspeedfoffafneuralfimpulsefisfaboutf
timesfslowerfthanfthefspeedfoffelectricityfthroughfthefwiredfcircuitryfinfafcomputer.
a. 300
b. 3000
c. 300,000
d. 3,000,000
ANSWER:f d
22. Afsynapsefisfa(n)
a. chemicalfmessengerfthatftriggersfmusclefcontractions.
b. automaticfresponseftofsensoryfinput.
c. junctionfbetweenfafsendingfneuronfandfafreceivingfneuron.
d. electricalfcablefcontainingfmanyfaxons.
ANSWER:f c
23. Thefaxonfoffafsendingfneuronfisfseparatedffromfthefdendritefoffafreceivingfneuronfbyfa
a. myelinfsheath.
b. neuralfnetwork.
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f f f f f f f f f f f
Name: Class: Date:
TB1fChapterf02:fMultiplefChoice
1. Plasticityfrefersftofthefbrain'sfcapacityftofchangefbyfformingfnewfneuralfpathwaysfbasedfon
a. refractoryfperiods.
b. lateralization.
c. experience.
d. reuptake.
ANSWER:f c
2. Janefsufferedfbrainfdamagefasfafresultfoffafseriousfcarfaccidentfwhenfshefwasfonlyf13fmonthsfold.fFort
unately,fherfbrainfrecoveredfbecausef isfstrongestfinfearlyfchildhood.
a. cerebralfcortexfmaturation
b. plasticity
c. foldingfofftheffourflobes
d. localizationfoffsimplefbrainffunctions
ANSWER:f b
3. Blindfecholocationfexpertsfwhofcanfusefthefbrain'sfvisualfcentersftofnavigateftheirfsurroundingsfbestfillustratefthef
valuefof
a. plasticity.
b. reuptake.
c. endorphins.
d. refractoryfperiods.
ANSWER:f a
4. ManyfyearsfoffintensivefdancefpracticefhavefledftofchangesfinfAllysa'sfmotorfcortexfthatfenablefherfskilledflegf
movements.fThisfbestfillustratesfthefvaluefof
a. reuptake.
b. echolocation.
c. plasticity.
d. lateralization.
ANSWER:f c
5. Neuronsfarefbestfdescribedfas
a. brieffelectricalfchargesfthatftravelfdownfthefaxon.
b. chemicalfmoleculesfthatfcrossfthefsynapticfgap.
c. nervefcellsfthatffunctionfasfthefbuildingfblocksfoffthefnervousfsystem.
d. bundledfaxonfcablesfthatfconnectfthefCNSfwithfmuscles,fglands,fandfsenseforgans.
ANSWER:f c
6. Thefpartfoffthefneuronfthatfcontainsfthefnucleusfisfcalledfthe
a. cellfbody.
b. dendrite.
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c. axon.
d. myelinfsheath.
ANSWER:f a
7. Dendritesfarefbranchingfextensionsfof
a. neurotransmitters.
b. endorphins.
c. neurons.
d. glialfcells.
ANSWER:f c
8. Theffunctionfoffdendritesfisfto
a. receivefincomingfsignalsffromfotherfneurons.
b. releasefneurotransmittersfintofthefspatialfjunctionsfbetweenfneurons.
c. coordinatefthefactivationfoffthefparasympatheticfandfsympatheticfnervousfsystems.
d. controlfpainfthroughfthefreleasefoffopiate-likefchemicalsfintofthefbrain.
ANSWER:f a
9. Anfaxonfis
a. afcellfthatfservesfasfthefbasicfbuildingfblockfoffthefnervousfsystem.
b. aflayerfofffattyftissuefthatfencasesftheffibersfoffmanyfneurons.
c. afmoleculefthatfblocksfneurotransmitterfreceptorfsites.
d. thefextensionfoffafneuronfthatfcarriesfmessagesfawayffromfthefcellfbody.
ANSWER:f d
10. Dendritefisftof asfaxonfisftof .
a. sensoryfneuron;fmotorfneuron
b. sympatheticfnervousfsystem:fparasympatheticfnervousfsystem
c. signalfreception;fsignalftransmission
d. centralfnervousfsystem;fperipheralfnervousfsystem
ANSWER:f c
11. Inftransmittingfsensoryfinformationftofthefbrain,fanfelectricalfsignalftravelsffromfthef
offafsinglefneuron.
a. dendritesftofthefaxonftofthefcellfbody
b. axonftofthefcellfbodyftofthefdendrites
c. dendritesftofthefcellfbodyftofthefaxon
d. axonftofthefdendritesftofthefcellfbody
ANSWER:f c
12. Actionfpotentials,forfnervefimpulses,fare
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a. chemicalfmessengers.
b. hormones.
c. dendrites.
d. electricalfsignals.
ANSWER:f d
13. Anfelectricalfsignalfthatftravelsfdownfthefaxonfoffafneuronfisfcalledfthe
a. synapse.
b. myelinfsheath.
c. actionfpotential.
d. refractoryfperiod.
ANSWER:f c
14. Queenfbeesfareftof asfworkerfbeesfareftof .
a. neurons;fglialfcells
b. cellfbodies;fdendrites
c. axons;fglialfcells
d. dendrites;faxons
ANSWER:f a
15. Neuronsfarefsurroundedfbyf
,fwhichfguidefneuralfconnectionsfandfcleanfupfafterfneuronsfsendfmessagesftofonefanother.
a. endorphins
b. glialfcells
c. hormones
d. SSRIs
ANSWER:f b
16. Oneffunctionfoffglialfcellsfisfto
a. increasefthefspeedfoffneuralfimpulses.
b. mimicfthefeffectsfoffneurotransmitters.
c. providefnutrientsftofneurons.
d. stimulatefthefproductionfoffhormones.
ANSWER:f c
17. Glialfcellsfprovidef ,ftheflayerfofffattyftissuefthatfinsulatesfsomefneurons.
a. synapses
b. myelin
c. dendrites
d. axons
ANSWER:f b
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TB1fChapterf02:fMultiplefChoice
18. play(s)fanfimportantfrolefinfinformationfprocessing.
a. Myelin
b. Glialfcells
c. Dendrites
d. Axons
ANSWER:f b
19. Afmyelinfsheathfisfa
a. nervefnetworkfwithinfthefspinalfcordfthatfcontrolsfphysicalfarousal.
b. largefbandfoffneuralffibersfconnectingftheftwofadrenalfglands.
c. layerfofffattyftissuefencasingfthefaxonsfoffsomefnervefcells.
d. bushyfextensionfoffafneuronfthatfconductsfimpulsesftowardfthefcellfbody.
ANSWER:f c
20. Thefspeedfatfwhichfafneuralfimpulseftravelsfisfincreasedfwhenfthefaxonfisfencasedfbyfa(n)
a. endorphin.
b. myelinfsheath.
c. glialfcell.
d. synapticfvesicle.
ANSWER:f b
21. Mathematicalfcomputationsfbyfafcomputerfareffasterfthanfyourfquickestfmathematicalfcomputationsfbecausefthef
topfspeedfoffafneuralfimpulsefisfaboutf
timesfslowerfthanfthefspeedfoffelectricityfthroughfthefwiredfcircuitryfinfafcomputer.
a. 300
b. 3000
c. 300,000
d. 3,000,000
ANSWER:f d
22. Afsynapsefisfa(n)
a. chemicalfmessengerfthatftriggersfmusclefcontractions.
b. automaticfresponseftofsensoryfinput.
c. junctionfbetweenfafsendingfneuronfandfafreceivingfneuron.
d. electricalfcablefcontainingfmanyfaxons.
ANSWER:f c
23. Thefaxonfoffafsendingfneuronfisfseparatedffromfthefdendritefoffafreceivingfneuronfbyfa
a. myelinfsheath.
b. neuralfnetwork.
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