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Bios 252 - Exam 2 (2026/2027) Update|Exam Questions With Multiple Choices |Verified & Revised Answers (New)!!!

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BIOS 252 - EXAM 2 (2026/2027) UPDATE|EXAM QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANSWERS (NEW)!!!

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BIOS 252 - EXAM 2 (2026/2027)
UPDATE|EXAM
QUESTIONS WITH MULTIPLE
CHOICES |VERIFIED & REVISED
ANSWERS (NEW)!!!
Whichmofmthemfollowingmismnotmconsideredmamregionmofmthemspinalmcord?



Sacral

Thoracic

Pelvic

Cervicalm-mCORRECTmANSWERmPelvic



Themspinalmcordmismhousedminmwhatmstructure?



Themskull

Themribs

Themvertebralmcanal

Thempelvicmbowlm-mCORRECTmANSWERmThemvertebralmcanal



Anmimagemofmamcrossmsectionmofmthemspinalmcordmwouldmshowmanteriorm(ormventral)mhorns.mWhatm
isminmthatmregion?



Cellmbodiesmofmmotormneurons

Whitemmatter

Spinalmnerves

Ascendingmtractsm-mCORRECTmANSWERmCellmbodiesmofmmotormneurons

,Whichmofmthemfollowingmismnotmassociatedmwithmthemspinalmcord?



Coordinatemthemalternatingmcontractionmofmseveralmmusclemgroupsmassociatedmwithmlocomotion

Conductmmotorminformationmdownmthemcord

Conductmsensoryminformationmupmtomthembrain

Mediatemamreflex,msuchmasmthemwithdrawalmofmamhandmfrommpain

Integratemsensoryminformationmatmthemconsciousmlevelm-
mCORRECTmANSWERmIntegratemsensoryminformationmatmthemconsciousmlevel




Voluntarymmotormimpulsesmleavemthemspinalmcordmviamthem_________mofmgreymmatter.



Lateralmhorn

Posteriormhorn

Anteriormhorn

Anteriormcolumn

Posteriormcolumnm-mCORRECTmANSWERmAnteriormhorn



Spinalmnervesmaremmixed.m(TruemormFalse?)m-mCORRECTmANSWERmTrue



Whichmofmthemfollowingmismincorrect?

5mlumbarmspinalmnerves

8mcervicalmspinalmnerves

11mthoracicmspinalmnerves

1mcoccygealmspinalmnerve

5msacralmspinalmnervesm-mCORRECTmANSWERm11mthoracicmspinalmnerves

, Themdorsalmrootmofmspinalmnervemcontains:



onlymautonomicmfibers

onlymmotormfibers

onlymsensorymfibers

bothmsensorymandmmotormfibers

onlymsomaticmfibersm-mCORRECTmANSWERmonlymsensorymfibers



Damagemtomthemposteriormrootmofmthemthoracicmspinalmnervemwouldmresultminmlossmofmmotormfunc
tionmtomthemintercostalmspacemmusclesmcontrolledmbymthatmnerve.m(TruemormFalse?)m-
mCORRECTmANSWERmFalse




Themspecificmpatchmofmskinmthatmisminnervatedmbymamspecificmspinalmnervemismcalledma(n)m________
.



Plexus

Graymhorn

Dermatome

Desmosomem-mCORRECTmANSWERmDermatome



Whilemplayingmrugby,mSonnymismtackledmhard.mAsmhemtriesmtomgetmup,mhemfindsmthatmhemhasmdifficul
tymflexingmandmadductingmhismleftmthighmandmextendingmhismleftmleg.mWhichmnerveminnervatingmthe
mlowermlimbmmaymbemdamaged?




FemoralmNerve

PhrenicmNerve

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