1.
, Page2
Name: Class: Date:
Chapter01
2. Dendritescontainthenuclei,ribosomes,mitochondria,andotherstructuresfoundinmost5 f 5 f cells.
.A A
. A
. .
A A
.
a. True
b. False
ANSWER: False
3. Neuronsreceiveinformation5fandtransmit it to othercells.
.A A
. A. A. A
.
a. True
b. False
ANSWER: True
4. Santiago RamónyCajal used5fspecial5 f staining 5 f techniquesto reveal5fthat5 f thebrainiscomposed ofindividual5fcells.
A. A. i A. .
A A.
a. True
b. False
ANSWER: True
5. An5fefferent axon5fcarriesinformation5fawayfrom 5 fa5 f structure.
A. i
a. True
b. False
ANSWER: True
6. Thegreaterthesurface area5fof5fa5fdendrite,themore5finformationit5 f can receive5ffromother5 f neurons.
.
A A. A.
a. True
b. False
ANSWER: True
7. Neuronsare5fdistinguishedfromother5 f cells5fbytheirshape.
A
.
a. True
b. False
ANSWER: True
8. Theroleofglial cellsistoact like―glue‖or5fscaffoldingto5fsupporttheneurons.
A. A
. A
. A
. .A
a. True
b. False
ANSWER: False
9. Glial5fcellstransmit5finformation5facrosslongdistances.
a. True
b. False
ANSWER: False
10. There aretwotypes5fof5fglial5fcellsthat5fproduce5fmyelin5fsheath.5fIn5fthe5fcentral5fnervous5fsystem,5fSchwann5fcell
A.
s5ffulfill this5frole5fand,5fin5fthe5fperiphery,5foligodendrocytes5fproduce5fit.
A.
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Name: Class: Date:
Chapter01
a. True
b. False
ANSWER: False
11. Theblood-brain5fbarrierismade5fup ofcloselypacked glial5 f cells. A.
a. True
b. False
ANSWER: False
12. Thedifference i n5fvoltagein arestingneuronis5fcalledtherestingpotential.
A
. .
A A
.
a. True
b. False
ANSWER: True
13. Increasingtheelectrical5 f gradient5fforpotassiumwillreducethetendencyfor5 f potassiumions5ftoexitthe5 f neuron.
a. True
b. False
ANSWER: True
14. At5fthe restingpotential,the5fpotassiumchannels5farecompletelyclosed5fandthesodiumchannels are 5falmost5fclosed.
A. A
. .
A A
. A
. A.
a. True
b. False
ANSWER: False
15. Dr.5fSkinner5fis5fworkingin5fthe5flab5fmeasuringthe5fvoltage5fof5fneurons,5fand5fduringone5fcondition,she5ft
ried to5fdepolarize5fthe5fneurons5ffrom5f-705fmV5fto5f-805fmV.
A.
a. True
b. False
ANSWER: False
16. Actionpotentialscan be5fproducedinthedendrites of5fsome5 f neurons.
A
. A. A
. A.
a. True
b. False
ANSWER: False
17. Thetwo basic5fkinds5fofcells inthe nervous5fsystemare
.A A. A. A
. A. .
a. neuronsand5fglia A
.
b. dendritesand5faxons A
.
c. ribosomes5fand lysosomes A
.
d. neuronsandaxons
ANSWER:a
Page5f2
, Page 4
A.
Name: Class: Date:
Chapter01
18. SantiagoRamon5fyCajal5fdemonstrated that . A.
a. atrest,theneuronhasa5fnegative5fchargeinside5fits5fmembrane
A
.
b. neuronsare5fseparate5ffromone5 f another
c. neuronscommunicateat specializedjunctionscalledsynapses
.A A. A
. A
.
d. actionpotentialsfollowtheall-or-nonelaw
A
.
ANSWER:b
19. Both and sharedthe Nobel5fPrizeforPhysiologyor5fMedicine5fin1906.
A
. A.
a. Golgi5fand Cajal A.
b. Cajal5fandSherrington
c. Sherringtonand5fGolgi
d. Cajal5fandKalat
ANSWER:a
20. Dr.5fKimi5fstudies5fthe5fplasma5fmembrane5fof5fneurons.5fHe5fspecifically5fresearches5fthe5fspecialized
that5fallowin5fimportant5fthings5flike5fwater,5foxygen,5fsodium,5fand5fso5fon.
a. lipid channelsA.
b. proteinchannels
c. lipidreceptorsA
.
d. proteinreceptors
ANSWER:b
21. Neurons differ5fmost5fstronglyfrom otherbodycellsin their
A
. i A
. A. .
a. temperature
b. shape
c. osmoticpressure
d. mitochondria
ANSWER:b
22. What do5fneurons have5fthatother5fcells5fdo5fnot?
A
. A.
a. Aplasma5fmembrane
A
.
b. Large,branchingextensions
c. Proteinchannels
d. An endoplasmic reticulum
A. A.
ANSWER:b
23. Dr.5fMcLaughlin’s5flab5fstudies5fhow5fnewlyformed5fproteins5fare5ffoldedinside5fneurons.5fTheywould5fbe5fmost5finterest
ed5fin5fstudying5fthe .
a. endoplasmic reticulum A.
b. mitochondria
c. ribosomes
, Page2
Name: Class: Date:
Chapter01
2. Dendritescontainthenuclei,ribosomes,mitochondria,andotherstructuresfoundinmost5 f 5 f cells.
.A A
. A
. .
A A
.
a. True
b. False
ANSWER: False
3. Neuronsreceiveinformation5fandtransmit it to othercells.
.A A
. A. A. A
.
a. True
b. False
ANSWER: True
4. Santiago RamónyCajal used5fspecial5 f staining 5 f techniquesto reveal5fthat5 f thebrainiscomposed ofindividual5fcells.
A. A. i A. .
A A.
a. True
b. False
ANSWER: True
5. An5fefferent axon5fcarriesinformation5fawayfrom 5 fa5 f structure.
A. i
a. True
b. False
ANSWER: True
6. Thegreaterthesurface area5fof5fa5fdendrite,themore5finformationit5 f can receive5ffromother5 f neurons.
.
A A. A.
a. True
b. False
ANSWER: True
7. Neuronsare5fdistinguishedfromother5 f cells5fbytheirshape.
A
.
a. True
b. False
ANSWER: True
8. Theroleofglial cellsistoact like―glue‖or5fscaffoldingto5fsupporttheneurons.
A. A
. A
. A
. .A
a. True
b. False
ANSWER: False
9. Glial5fcellstransmit5finformation5facrosslongdistances.
a. True
b. False
ANSWER: False
10. There aretwotypes5fof5fglial5fcellsthat5fproduce5fmyelin5fsheath.5fIn5fthe5fcentral5fnervous5fsystem,5fSchwann5fcell
A.
s5ffulfill this5frole5fand,5fin5fthe5fperiphery,5foligodendrocytes5fproduce5fit.
A.
, Page3
Name: Class: Date:
Chapter01
a. True
b. False
ANSWER: False
11. Theblood-brain5fbarrierismade5fup ofcloselypacked glial5 f cells. A.
a. True
b. False
ANSWER: False
12. Thedifference i n5fvoltagein arestingneuronis5fcalledtherestingpotential.
A
. .
A A
.
a. True
b. False
ANSWER: True
13. Increasingtheelectrical5 f gradient5fforpotassiumwillreducethetendencyfor5 f potassiumions5ftoexitthe5 f neuron.
a. True
b. False
ANSWER: True
14. At5fthe restingpotential,the5fpotassiumchannels5farecompletelyclosed5fandthesodiumchannels are 5falmost5fclosed.
A. A
. .
A A
. A
. A.
a. True
b. False
ANSWER: False
15. Dr.5fSkinner5fis5fworkingin5fthe5flab5fmeasuringthe5fvoltage5fof5fneurons,5fand5fduringone5fcondition,she5ft
ried to5fdepolarize5fthe5fneurons5ffrom5f-705fmV5fto5f-805fmV.
A.
a. True
b. False
ANSWER: False
16. Actionpotentialscan be5fproducedinthedendrites of5fsome5 f neurons.
A
. A. A
. A.
a. True
b. False
ANSWER: False
17. Thetwo basic5fkinds5fofcells inthe nervous5fsystemare
.A A. A. A
. A. .
a. neuronsand5fglia A
.
b. dendritesand5faxons A
.
c. ribosomes5fand lysosomes A
.
d. neuronsandaxons
ANSWER:a
Page5f2
, Page 4
A.
Name: Class: Date:
Chapter01
18. SantiagoRamon5fyCajal5fdemonstrated that . A.
a. atrest,theneuronhasa5fnegative5fchargeinside5fits5fmembrane
A
.
b. neuronsare5fseparate5ffromone5 f another
c. neuronscommunicateat specializedjunctionscalledsynapses
.A A. A
. A
.
d. actionpotentialsfollowtheall-or-nonelaw
A
.
ANSWER:b
19. Both and sharedthe Nobel5fPrizeforPhysiologyor5fMedicine5fin1906.
A
. A.
a. Golgi5fand Cajal A.
b. Cajal5fandSherrington
c. Sherringtonand5fGolgi
d. Cajal5fandKalat
ANSWER:a
20. Dr.5fKimi5fstudies5fthe5fplasma5fmembrane5fof5fneurons.5fHe5fspecifically5fresearches5fthe5fspecialized
that5fallowin5fimportant5fthings5flike5fwater,5foxygen,5fsodium,5fand5fso5fon.
a. lipid channelsA.
b. proteinchannels
c. lipidreceptorsA
.
d. proteinreceptors
ANSWER:b
21. Neurons differ5fmost5fstronglyfrom otherbodycellsin their
A
. i A
. A. .
a. temperature
b. shape
c. osmoticpressure
d. mitochondria
ANSWER:b
22. What do5fneurons have5fthatother5fcells5fdo5fnot?
A
. A.
a. Aplasma5fmembrane
A
.
b. Large,branchingextensions
c. Proteinchannels
d. An endoplasmic reticulum
A. A.
ANSWER:b
23. Dr.5fMcLaughlin’s5flab5fstudies5fhow5fnewlyformed5fproteins5fare5ffoldedinside5fneurons.5fTheywould5fbe5fmost5finterest
ed5fin5fstudying5fthe .
a. endoplasmic reticulum A.
b. mitochondria
c. ribosomes
