PORTAGE LEARNING ANATOMY AND PHYSIOLOGY 2: FINAL EXAM REVIEW

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PORTAGE LEARNING ANATOMY AND PHYSIOLOGY 2: FINAL EXAM REVIEW

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6 pages

2025/2026

Institution BIOL 252 Human Anatomy & Physiology II

Course BIOL 252 Human Anatomy & Physiology II

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PORTAGE LEARNING ANATOMY AND PHYSIOLOGY 2: FINAL EXAM REVIEW

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PORTAGE LEARNING ANATOMY AND
PHYSIOLOGY 2: FINAL EXAM REVIEW
2mBranchesmofmNervousmSystemm-mCORRECTmANSWERmCNSmandmPNS

PNSmbranchesmintomwhichmtwomNS?m-mCORRECTmANSWERmSomaticmNSmandmAutonomicmNS

AutonomicmNSmbranchesmintom-mCORRECTmANSWERmSympatheticmandmParasympatheticmNS

WhatmaremthemsympatheticmandmparasympatheticmNS?m-
mCORRECTmANSWERmSymp:mfightmormflight

Para:mrelaxedmstate

Anatomymofmamneuron:mnamemthembranchesmthatmemergemfrommthemcellmbodymsurroundingmthemn
ucleusm-mCORRECTmANSWERmDendrites

Whatmismthemlongmpartmofmamneuronmcalled?m-mCORRECTmANSWERmThemaxon

Whatmprotectsmthemaxon?m-mCORRECTmANSWERmMyelinmsheath

Whatmismthemendmofmanmaxonmcalled?m-mCORRECTmANSWERmaxonmterminal

Namemthemthreemkindsmofmneuronsm-mCORRECTmANSWERmMultipolar,mbipolar,munipolar

Wheremaremeachmofmthemthreemtypesmofmneuronsmtypicallymfound?m-
mCORRECTmANSWERmMultipolar:mmotormneurons,mi.e.mmovement

Bipolar:mspecialmreceptorsminmvisualmandmolfactory

Unipolar:mSenseorymreceptors

, Whatmaremastrocytes?m-
mCORRECTmANSWERmTheymclingmtomcapillariesmformbloodmenteringmthembrainmtomensuremthatmnoth

ingmharmfulmtomthembrainmentersmit.mThismseparatesmthembrain'smbloodmflowmfrommthemrestmofmcirc
ulation,mcalledmthemblood-brainmbarrier

Whatmismthemrrestingmchargemofmplasma?m-mCORRECTmANSWERm-70mV

Whatmmaintainsmrestingmpotential?m-mCORRECTmANSWERmNa/mKmpump

Wheremdoesmanmactionmpotentialmtravel?m-
mCORRECTmANSWERmalongmthemlengthmofmanmaxonmfrommcellmbodymtomaxonmterminals

Stepsmofmactionmpotentialm-mCORRECTmANSWERmRestingmstate

*stimulus*

Depolarization

Repolarization

Afterpolarization

Whatmismoutside/minsidemduringmeachmstepmofmactionmpotentialm-mCORRECTmANSWERmStep:min/out

1:mK/Na

2:mK/mNamgatemopens

3:mNamgatemclosesm/mKmgatemopens

4:mKmgatemverymslowlymcloses,mstillmallowingmsomemKmthrough/mNamgatemstaysmclosed

WhatmismthemDRG?m-
mCORRECTmANSWERmDorsalmRootmGanglion,mcontainsmthemcellmbodiesmofmsensorymneurons

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Uploaded on: May 21, 2026
Number of pages: 6
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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