EXAM 4 Nervous system (CNS)
updated 2026
centralMnervousMsystemM-MAnswerMbrainMandMspinalMcord
whiteMmatterM-MAnswerMmyelinatedMaxonsMandMneuronsMandMlong
greyMmatterM-
MAnswerMunmyelinatedMneuronMcellMbodiesMandMshort,MunmyelinatedMaxons
VentriclesM-
MAnswerMfluidMfilledMcavitiesMlinedMbyMependymalMcells;MwhichMcontainMcerebrospinalM
fluid.
1M&M2MventricleM-MAnswerMC-shappedMlateralMventriclesMinMcerealMhemisphere
3rdMventricleM-
MAnswerMfoundMinMtheMdiencephalonMandMcommunicatesMwithMlateralMventriclesMviaMi
ntraventricularMforamen
4thMventricleM-MAnswerMinMhindbrainM/MmiddleMofMbrainMstem
cerebralMhemispheresM-MAnswerMTheMrightMandMleftMhalvesMofMtheMcerebrum.
RidgesM-MAnswerMgyri
shallowMgroovesM-MAnswerMsulci
deepMgroovesM-MAnswerMfissures
LobesMofMtheMbrainM-MAnswerMfrontal,Mparietal,Moccipital,Mtemporal,Minsula
, centralMsulcusM-
MAnswerMseparatesMprecentralMgyrusMofMfrontalMlobeMandMpostcentralMgyrusMofMpariet
alMlobe
LongitunalMfissureM-MAnswerMseparatesMtwoMhemispheres
transverseMcerebralMfissureM-MAnswerMseparatesMcerebrumMandMcerebellum
cerebralMcortexM-MAnswerMsiteMofMconsciousMmindM:
awareness
sensoryMperceptionM
volunteerMmotorMiniationM
communicationM
memoryMstorageM
understanding
MotorM-MAnswerMcontrolMvoluntaryMmovementM(efferentM)
SensoryM-MAnswerMconsciousMawarenessMofMsensationM(afferent)
AssociationM-MAnswerMIntegrateMdiverseMinformation
laterlizationM-MAnswerMspecializationMofMtheMtwoMhemispheres
Right:Language,logic&math
Left:MfreeMspirit
MotorMareasMofMtheMcortexM-
MAnswerMprimaryMmotorMcortex;MpremotorMcortex;MBroca'sMarea;MfrontalMeyeMfield
premotorMcortexM-
MAnswerMareaMofMtheMfrontalMcortex,MactiveMduringMtheMplanningMofMaMmovement
updated 2026
centralMnervousMsystemM-MAnswerMbrainMandMspinalMcord
whiteMmatterM-MAnswerMmyelinatedMaxonsMandMneuronsMandMlong
greyMmatterM-
MAnswerMunmyelinatedMneuronMcellMbodiesMandMshort,MunmyelinatedMaxons
VentriclesM-
MAnswerMfluidMfilledMcavitiesMlinedMbyMependymalMcells;MwhichMcontainMcerebrospinalM
fluid.
1M&M2MventricleM-MAnswerMC-shappedMlateralMventriclesMinMcerealMhemisphere
3rdMventricleM-
MAnswerMfoundMinMtheMdiencephalonMandMcommunicatesMwithMlateralMventriclesMviaMi
ntraventricularMforamen
4thMventricleM-MAnswerMinMhindbrainM/MmiddleMofMbrainMstem
cerebralMhemispheresM-MAnswerMTheMrightMandMleftMhalvesMofMtheMcerebrum.
RidgesM-MAnswerMgyri
shallowMgroovesM-MAnswerMsulci
deepMgroovesM-MAnswerMfissures
LobesMofMtheMbrainM-MAnswerMfrontal,Mparietal,Moccipital,Mtemporal,Minsula
, centralMsulcusM-
MAnswerMseparatesMprecentralMgyrusMofMfrontalMlobeMandMpostcentralMgyrusMofMpariet
alMlobe
LongitunalMfissureM-MAnswerMseparatesMtwoMhemispheres
transverseMcerebralMfissureM-MAnswerMseparatesMcerebrumMandMcerebellum
cerebralMcortexM-MAnswerMsiteMofMconsciousMmindM:
awareness
sensoryMperceptionM
volunteerMmotorMiniationM
communicationM
memoryMstorageM
understanding
MotorM-MAnswerMcontrolMvoluntaryMmovementM(efferentM)
SensoryM-MAnswerMconsciousMawarenessMofMsensationM(afferent)
AssociationM-MAnswerMIntegrateMdiverseMinformation
laterlizationM-MAnswerMspecializationMofMtheMtwoMhemispheres
Right:Language,logic&math
Left:MfreeMspirit
MotorMareasMofMtheMcortexM-
MAnswerMprimaryMmotorMcortex;MpremotorMcortex;MBroca'sMarea;MfrontalMeyeMfield
premotorMcortexM-
MAnswerMareaMofMtheMfrontalMcortex,MactiveMduringMtheMplanningMofMaMmovement