, Page2
Name: Class: Date:
Chapter01
1. Dendritescontainthenuclei,ribosomes,mitochondria,andotherstructuresfoundinmost8 n 8 n cells.
.A A
. A
. .
A A
.
a. True
b. False
ANSWER: False
2. Neuronsreceiveinformation8nandtransmit it t o othercells.
.A A
. A. A. A
.
a. True
b. False
ANSWER: True
3. Santiago RamónyCajal used8nspecial8 n staining 8 n techniquesto reveal8nthat8 n thebrainiscomposed ofindividual8ncells.
A. A. i A. .
A A
.
a. True
b. False
ANSWER: True
4. An8nefferent axon8ncarriesinformation8nawayfrom 8 n a8 n structure.
A. i
a. True
b. False
ANSWER: True
5. Thegreaterthesurface area8nof8na8ndendrite,themore8ninformationit8 n can receive8nfromother8 n neurons.
.
A A. A.
a. True
b. False
ANSWER: True
6. Neuronsare8ndistinguishedfromother8 n cells8nbytheirshape.
A
.
a. True
b. False
ANSWER: True
7. Theroleofglial cellsistoact like―glue‖or8nscaffoldingto8nsupporttheneurons.
A. A
. A
. A
. .A
a. True
b. False
ANSWER: False
8. Glial8ncellstransmit8ninformation8nacrosslongdistances.
a. True
b. False
ANSWER: False
9. There aretwotypes8nof8nglial8ncellsthat8nproduce8nmyelin8nsheath.8nIn8nthe8ncentral8nnervous8nsystem,8nSchwann8ncells8nf
A.
ulfill this8nrole8nand,8nin8nthe8nperiphery,8noligodendrocytes8nproduce8nit.
A.
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Name: Class: Date:
Chapter01
a. True
b. False
ANSWER: False
10. Theblood-brain8nbarrierismade8nup ofcloselypacked glial8 n cells. A.
a. True
b. False
ANSWER: False
11. Thedifference i n8nvoltage in arestingneuronis8ncalledtherestingpotential.
A
. .
A A
.
a. True
b. False
ANSWER: True
12. Increasingtheelectrical8 n gradient8nforpotassiumwillreducethetendencyfor8 n potassiumions8ntoexitthe8 n neuron.
a. True
b. False
ANSWER: True
13. At8nthe restingpotential,the8npotassiumchannels8narecompletelyclosed8nandthesodiumchannels a re8nalmost8nclosed.
A. .
A A
. A
. A
. A.
a. True
b. False
ANSWER: False
14. Dr.8nSkinner8nis8nworkingin8nthe8nlab8nmeasuringthe8nvoltage8nof8nneurons,8nand8nduringone8ncondition,sh
e8ntried to8ndepolarize8nthe8nneurons8nfrom8n-708nmV8nto8n-808nmV.
A.
a. True
b. False
ANSWER: False
15. Actionpotentialscan be8nproducedinthedendrites of8nsome8 n neurons.
A
. A. A
. A.
a. True
b. False
ANSWER: False
16. Thetwo basic8nkinds8nofcells inthe nervous8nsystemare
.A A. A. A
. A. .
a. neuronsand8ngliaA
.
b. dendritesand8naxons A
.
c. ribosomes8nand lysosomes A
.
d. neuronsandaxons
ANSWER:a
Page8n2
, Page 4
A.
Name: Class: Date:
Chapter01
17. SantiagoRamon8nyCajal8ndemonstrated that . A.
a. atrest,theneuronhasa8nnegative8nchargeinside8nits8nmembrane
A
.
b. neuronsare8nseparate8nfromone8 n another
c. neuronscommunicateat specializedjunctionscalledsynapses
.A A. A
. A
.
d. actionpotentialsfollowtheall-or-nonelaw
A
.
ANSWER:b
18. Both and sharedthe Nobel8n PrizeforPhysiologyor8nMedicine8nin1906.
A
. A.
a. Golgi8nand Cajal A.
b. Cajal8nandSherrington
c. Sherringtonand8nGolgi
d. Cajal8nandKalat
ANSWER:a
19. Dr.8nKimi8nstudies8nthe8nplasma8nmembrane8nof8nneurons.8nHe8nspecifically8nresearches8nthe8nspecialized
that8nallowin8nimportant8nthings8nlike8nwater,8noxygen,8nsodium,8nand8nso8non.
a. lipid channelsA.
b. proteinchannels
c. lipidreceptorsA
.
d. proteinreceptors
ANSWER:b
20. Neurons differ8nmost8nstronglyfrom otherbodycellsin their
A
. i A
. A. .
a. temperature
b. shape
c. osmoticpressure
d. mitochondria
ANSWER:b
21. What do8nneurons have8nthatother8ncells8ndo8nnot?
A
. A.
a. Aplasma8nmembrane
A
.
b. Large,branchingextensions
c. Proteinchannels
d. An endoplasmic reticulum
A. A.
ANSWER:b
22. Dr.8nMcLaughlin’s8nlab8nstudies8nhow8nnewlyformed8nproteins8nare8nfoldedinside8nneurons.8nTheywould8nbe8nmost8ninte
rested8nin8nstudying8nthe .
a. endoplasmic reticulum A.
b. mitochondria
c. ribosomes
Name: Class: Date:
Chapter01
1. Dendritescontainthenuclei,ribosomes,mitochondria,andotherstructuresfoundinmost8 n 8 n cells.
.A A
. A
. .
A A
.
a. True
b. False
ANSWER: False
2. Neuronsreceiveinformation8nandtransmit it t o othercells.
.A A
. A. A. A
.
a. True
b. False
ANSWER: True
3. Santiago RamónyCajal used8nspecial8 n staining 8 n techniquesto reveal8nthat8 n thebrainiscomposed ofindividual8ncells.
A. A. i A. .
A A
.
a. True
b. False
ANSWER: True
4. An8nefferent axon8ncarriesinformation8nawayfrom 8 n a8 n structure.
A. i
a. True
b. False
ANSWER: True
5. Thegreaterthesurface area8nof8na8ndendrite,themore8ninformationit8 n can receive8nfromother8 n neurons.
.
A A. A.
a. True
b. False
ANSWER: True
6. Neuronsare8ndistinguishedfromother8 n cells8nbytheirshape.
A
.
a. True
b. False
ANSWER: True
7. Theroleofglial cellsistoact like―glue‖or8nscaffoldingto8nsupporttheneurons.
A. A
. A
. A
. .A
a. True
b. False
ANSWER: False
8. Glial8ncellstransmit8ninformation8nacrosslongdistances.
a. True
b. False
ANSWER: False
9. There aretwotypes8nof8nglial8ncellsthat8nproduce8nmyelin8nsheath.8nIn8nthe8ncentral8nnervous8nsystem,8nSchwann8ncells8nf
A.
ulfill this8nrole8nand,8nin8nthe8nperiphery,8noligodendrocytes8nproduce8nit.
A.
, Page3
Name: Class: Date:
Chapter01
a. True
b. False
ANSWER: False
10. Theblood-brain8nbarrierismade8nup ofcloselypacked glial8 n cells. A.
a. True
b. False
ANSWER: False
11. Thedifference i n8nvoltage in arestingneuronis8ncalledtherestingpotential.
A
. .
A A
.
a. True
b. False
ANSWER: True
12. Increasingtheelectrical8 n gradient8nforpotassiumwillreducethetendencyfor8 n potassiumions8ntoexitthe8 n neuron.
a. True
b. False
ANSWER: True
13. At8nthe restingpotential,the8npotassiumchannels8narecompletelyclosed8nandthesodiumchannels a re8nalmost8nclosed.
A. .
A A
. A
. A
. A.
a. True
b. False
ANSWER: False
14. Dr.8nSkinner8nis8nworkingin8nthe8nlab8nmeasuringthe8nvoltage8nof8nneurons,8nand8nduringone8ncondition,sh
e8ntried to8ndepolarize8nthe8nneurons8nfrom8n-708nmV8nto8n-808nmV.
A.
a. True
b. False
ANSWER: False
15. Actionpotentialscan be8nproducedinthedendrites of8nsome8 n neurons.
A
. A. A
. A.
a. True
b. False
ANSWER: False
16. Thetwo basic8nkinds8nofcells inthe nervous8nsystemare
.A A. A. A
. A. .
a. neuronsand8ngliaA
.
b. dendritesand8naxons A
.
c. ribosomes8nand lysosomes A
.
d. neuronsandaxons
ANSWER:a
Page8n2
, Page 4
A.
Name: Class: Date:
Chapter01
17. SantiagoRamon8nyCajal8ndemonstrated that . A.
a. atrest,theneuronhasa8nnegative8nchargeinside8nits8nmembrane
A
.
b. neuronsare8nseparate8nfromone8 n another
c. neuronscommunicateat specializedjunctionscalledsynapses
.A A. A
. A
.
d. actionpotentialsfollowtheall-or-nonelaw
A
.
ANSWER:b
18. Both and sharedthe Nobel8n PrizeforPhysiologyor8nMedicine8nin1906.
A
. A.
a. Golgi8nand Cajal A.
b. Cajal8nandSherrington
c. Sherringtonand8nGolgi
d. Cajal8nandKalat
ANSWER:a
19. Dr.8nKimi8nstudies8nthe8nplasma8nmembrane8nof8nneurons.8nHe8nspecifically8nresearches8nthe8nspecialized
that8nallowin8nimportant8nthings8nlike8nwater,8noxygen,8nsodium,8nand8nso8non.
a. lipid channelsA.
b. proteinchannels
c. lipidreceptorsA
.
d. proteinreceptors
ANSWER:b
20. Neurons differ8nmost8nstronglyfrom otherbodycellsin their
A
. i A
. A. .
a. temperature
b. shape
c. osmoticpressure
d. mitochondria
ANSWER:b
21. What do8nneurons have8nthatother8ncells8ndo8nnot?
A
. A.
a. Aplasma8nmembrane
A
.
b. Large,branchingextensions
c. Proteinchannels
d. An endoplasmic reticulum
A. A.
ANSWER:b
22. Dr.8nMcLaughlin’s8nlab8nstudies8nhow8nnewlyformed8nproteins8nare8nfoldedinside8nneurons.8nTheywould8nbe8nmost8ninte
rested8nin8nstudying8nthe .
a. endoplasmic reticulum A.
b. mitochondria
c. ribosomes
