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1、LWBK823-C05_p73-92_LWBK823-C05_p73-92.qxd3/14/116:46PMPage73SynopsisofFunctionalComponents,Tracts,Pathways,andSystems:ExamplesinAnatomicalandClinicalOrientation7355InternalMorphologyoftheBraininUnstainedSlicesandMRIPartIBrainSlicesintheCoronalPlaneCorrel
2、atedwithMRIrientationtoCoronalMRIs:Whenlookingatacoronalslice.ThisviewoftheslicecorrelatesexactlywiththeorientationofOMRIimage,youareviewingtheimageasifyouarethebrainasseenintheaccompanyingcoronalMRIs.lookingatthefaceofthepatient.Consequently,theOrientat
3、iontoAxialMRIs:WhenlookingatanaxialMRIobserver’srightistheleftsideofthebrainintheMRIimage,youareviewingtheimageasifstandingatthepatient’sfeetandtheleftsideofthepatient’sbrain.Conversely,theobserver’sandlookingtowardhisorherheadwhilethepatientislyingonhis
4、leftistherightsideofthebrainintheMRIandtherightsideoforherback.Consequently,andasisthecaseincoronalimages,thethepatient’sbrain.Obviously,theconceptofwhatistheleftsideobserver’srightistheleftsideofthebrainintheMRIandtheleftversuswhatistherightsideofthepat
5、ient’sbrainisenormouslysideofthepatient’sbrain.ItisabsolutelyessentialtohaveaclearimportantwhenusingMRI(orCT)todiagnoseaneurologicallyunderstandingofthisright-versus-leftconceptwhenusingMRI(orimpairedindividual.CT)inthediagnosisoftheneurologicallyimpaire
6、dpatient.Toreinforcethisconcept,therostralsurfaceofeachcoronalToreinforcethisconcept,theventralsurfaceofeachaxialslicewasbrainsliceappearsineachphotograph.So,whenlookingatthephotographed.So,whenlookingattheslice,theobserver’srightistheslice,theobserver’s
7、rightfieldofviewistheleftsideofthebrainleftsideofthebrainslice.Thisviewoftheslicecorrelatesexactlywithslice,andtheobserver’sleftfieldofviewistherightsideofthebraintheorientationofthebrainasseenintheaccompanyingaxialMRIs.73LWBK823-C05_p73-92:LWBK823-C05_p
8、73-92.qxd3/10/1111:38AMPage74745:InternalMorphologyoftheBraininUnstainedSlicesandMRI—PartI:BrainSlicesintheCoronalPlaneCorrelatedwithMRICingulategyrus(CinGy)BodyofcorpusCingulum(Cin)callosum(BCorCl)Anteriorhornoflateralven