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Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | Guide | Qs & As| 100% Correct| Grade A (Verified Answers) $10.99   Add to cart
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Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | 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 | Guide | Qs & As| 100% Correct| Grade A (Verified Answers) Q: Structure of neurons Answer: cell body (soma), dendrites, axon Q: Dendrites Answer: Short, branched; used to receive information Q: Axon A...

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  • October 15, 2024
  • 63
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • bsc208
  • bsc2085 bsc 2085 anatomy and physiology i exam
  • bsc2085 bsc 2085 anatomy and physiology i exam 1
  • bsc2085 bsc 2085 anatomy and physiology i exam 2
  • bsc2085 bsc 2085 anatomy and physiology i exam 3

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  • BSC2085/ BSC 2085

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Examl3:lBSC2085/lBSCl2085l(Latestl2024/
l2025lUpdate)lAnatomylandlPhysiologylIl|
lGuidel|lQsl&lAs|l100%lCorrect|lGradelAl
(VerifiedlAnswers)
Q:lStructureloflneurons
Answer:
celllbodyl(soma),ldendrites,laxon

Q:lDendrites
Answer:
Short,lbranched;lusedltolreceivelinformation

Q:lAxon
Answer:
Long,lsingle;lsendslinformationlawaylfromlthelsomaltowardslaltargetlcell

Q:lTypicallorganelles/structuresloflcelllbody
Answer:
•Largelnucleuslandlnucleolus
•Perikaryonl(cytoplasm)
•Mitochondria
•Roughlendoplasmiclreticulumlandlribosomesl(producelNTs)

Q:lNeuronlcytoskeleton
Answer:
neurofilaments,lneurotubules,lneurofibrils

Q:lNeurofilaments
Answer:
similarltolintermediatelfilaments

,Q:lNeurotubules
Answer:
similarltolmicrotubules

Q:lNeurofibrils
Answer:
bundlesloflneurofilamentslthatlprovidelsupportlforldendriteslandlaxon

Q:lNissllbodies
Answer:
DenselareasloflRERlandlribosomes;lgraylmatter

Q:lDendriticlspines
Answer:
finelprocesseslonleachlbranchlofldendrites;l80-
90%lneuronlS.A.;lreceivelinfolfromlotherlneurons

Q:lActionlpotential
Answer:
electricallsignals

Q:lAxonlstructure
Answer:
Axoplasm,laxolemma,laxonlhillock,lcollaterals,ltelodendria,laxonl(synaptic)lterminals

Q:lAxoplasm
Answer:
Cytoplasmloflthelaxon;lcontainslneurofibrils,lneurotubules,lenzymes,lorganelles

Q:lAxolemma
Answer:

,Specializedlcelllmembraneloflthelaxon;lcoverslthelaxoplasm

Q:lAxonlhillock
Answer:
Thicklsectionloflcelllbodylfoundlpriorltolaxon;lattachesltolinitiallsegmentloflaxonltolthelsoma

Q:lInitiallsegmentlimportant...
Answer:
tolthelformationloflanlactionlpotential

Q:lCollaterals
Answer:
Branchesloflalsinglelaxon

Q:lTelodendria
Answer:
Finelextensionslofldistallaxon

Q:lAxonl(synaptic)lterminals
Answer:
Tipslofltelodendria;lakalsynapticlboutons/synapticlknobs;lcontainslmitochondria,lportionsloflER
,landlvesicleslcontaininglNTs;lreleaselNTslwhichlsignalsltheltargetlcell

Q:lMostlneuronsllack...
Answer:
centrioleslandlcannotldividel(undergolmitosis);lexceptlneurallstemlcellslinlthelnosel(tolregenerat
elolfactorylsensorylreceptors)landlinlthelhippocampusloflthelbrainl(involvedlinlstoringlmemorie
s)

Q:lSynapse
Answer:
Arealwherelalneuronlcommunicateslwithlanotherlcell;linvolvesl2lcellsl(DONTlmakelphysicallc
ontact)

, Q:lPresynapticlcell
Answer:
Neuronlthatlsendslmessage

Q:lPostsynapticlcell
Answer:
Targetlcelllthatlreceiveslmessage

Q:lSynapticlcleft
Answer:
smalllgaplthatlseparateslthelpresynapticlmembranelandlthelpostsynapticlmembrane

Q:lNeurotransmittersl(NTs)
Answer:
Chemicallmessengerslreleasedlfromlthelpresynapticlmembranel(exocytosis);laffectlreceptorslofl
postsynapticlmembrane;lbrokenldownlbylenzymesl(inlsynapticlcleft);lreassembledlatlaxonltermi
nall(reabsorbedlandlreused)

Q:lAxoplasmicltransport
Answer:
Neurotubulesl(usedlaslroadways)lwithinlthelaxon;ltransportlrawlmaterials;lbetweenlcelllbodylan
dlaxonlterminal;lpoweredlbylmitochondria,lkinesin,landldynein

Q:lKinesin
Answer:
transportslmaterialslfromlsomaltolaxonlterminal;lanterogradelflow

Q:lAnterogradelflow
Answer:
awaylfromlsoma

Q:lDynein

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