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Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | Complete Guide | Qs & As| 100% Correct| Grade A (Verified Answers) £9.00   Add to cart
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Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | Complete Guide | Qs & As| 100% Correct| Grade A (Verified Answers)
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Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | Complete Guide | Qs & As| 100% Correct| Grade A (Verified Answers) Q: approximately how many sensory neurons are there in the body? Answer: 10 million Q: Three Functional Classifications of Neurons Answer...

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  • October 15, 2024
  • 67
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • bsc2
  • bsc2085 bsc 2085 latestbsc2085 bsc
  • exam 3 bsc2085 bsc 2085 latest updat
  • fuctions of ependymal cells
  • approximately how many sensory neurons are there i
  • bsc2085bsc 2085bsc2085 bsc 2085 final exam

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Examl3:lBSC2085/lBSCl2085l(Latestl2024/
l2025lUpdate)lAnatomylandlPhysiologylIl|
lCompletelGuidel|lQsl&lAs|l100%lCorrect|l
GradelAl(VerifiedlAnswers)

Q:lapproximatelylhowlmanylsensorylneuronslareltherelinlthelbody?
Answer:
10lmillion

Q:lThreelFunctionallClassificationsloflNeurons
Answer:
1.lSensorylneurons
l-AfferentlneuronsloflPNS
2.lMotorlneurons
l-EfferentlneuronsloflPNS
3.lInterneurons
l-Associationlneurons

Q:lFunctionsloflSensorylNeurons
Answer:
1.lMonitorlinternallenvironmentl(viscerallsensorylneurons)
2.lMonitorleffectsloflexternallenvironmentl(somaticlsensorylneurons)

Q:lStructuresloflSensorylNeurons
Answer:
1.lUnipolarl*(mostly)*
2.lCelllbodieslgroupedlinlsensorylganglia
*alganglionlislalcollectionloflneuronlcelllbodieslinlthelPNS*
3.lProcessesl(afferentlfibers)lextendlfromlsensorylreceptorsltolCNS

Q:lThreeltypesloflSensorylReceptors

,Answer:
1.lInterocepters
2.lExterocptors
3.lProprioceptors

Q:lInteroceptors
Answer:
1.lMonitorlinternallsystemsl(digestive,lrespiratory,lcardiovascular,lurinary,lreproductive)l
2.lInternallsensesl(taste,ldeeplpressure,lpain)

Q:lExteroceptors
Answer:
1.lExternallsensesl(touch,ltemperature,lpressure)
2.lDistancelsensesl(sight,lsmell,lhearing)

Q:lProprioceptors
Answer:
Monitorlpositionlandlmovementl(skeletallmuscleslandljoints)

Q:lMotorlNeurons
Answer:
1.lCarrylinstructionslfromlCNSltolperipheralleffectorsl
2.lVialefferentlfibersl(axons)
3.lTwolmajorlefferentlsystems

Q:lTwolmajorlefferentlsystems
Answer:
1.lSomaticlNervouslSysteml(SNS)
2.lAutonomic(viscerallNervouslSysteml(ANS)

Q:lapproximatelylhowlmanylmotorlneuronslarelinlthelbody?
Answer:
1/2lmillionl(500,000)

,Q:lSomaticlNervouslSysteml(SNS)
Answer:
Includeslalllsomaticlmotorlneuronslthatlinnervatelskeletallmusclesl(voluntary)

Q:lAutonomicl(visceral)lnervouslsysteml(ANS)
Answer:
1.lViscerallmotorlneuronslinnervatelalllotherlperipheralleffectorsl(involuntary)
l-Smoothlmuscle,lcardiacl
lmuscle,lglands,ladiposel
ltissue

Q:lInterneurons
Answer:
Mostlarellocatedlinlbrain,lspinallcord,landlautonomiclganglia
1.lApprox.l20lbillionlinlbody
2.lFoundlbetweenlsensorylandlmotorlneurons

Q:lInterneuronslarelresponsiblelfor
Answer:
1.lDistributionloflsensorylinformation
2.lCoordinationloflmotorlactivity

Q:lInterneuronslarelinvolvedlinlhigherlfunctions
Answer:
Memory,lplanning,llearning

Q:lNeuroglia
Answer:
1.lHalflthelvolumeloflthelnervouslsystem
2.lManyltypesloflneuroglialinlCNSlandlPNS

Q:lfourltypesloflneuroglia
Answer:

, 1.lEpendymallcellsl
2.lMicroglial
3.lOligodendrocytesl
4.lAstrocytes

Q:lEpendymallcells
Answer:
Cellslwithlhighlylbranchedlprocesses
*lackslbasementlmembrane*

Q:lMicroglia
Answer:
Smallestlandlleastlnumerouslneuroglialwithlmanylfine-branchedlprocesses

Q:lOligodendrocytes
Answer:
Smallerlcelllbodieslwithlfewerlprocesseslthatlwraplaroundlaxonsloflneurons

Q:lAstrocytes
Answer:
Largelcelllbodieslwithlmanylprocesses
*Mayldividlandldifferentiatelintolmorelneurons,lunknownlregulatorylmechanism*

Q:lFuctionsloflEpendymallcells
Answer:
1.lFormlepitheliumlcalledlependyma
2.lLinelcentrallcanalloflspinallcordlandlventriclesloflbrain
*lackslbasementlmembrane*
l-Secretelcerebrospinall
lfluidl(CSF)l-lfillsl
lpassagewaysloflbrainlandl
lspinallcord
l-Havelcilialorlmicrovillilthatl
lcirculatelCSF
l-MonitorlCSF
l-Containlstemlcellslforl

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