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COMD 4500 FINAL exam with correct answers
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COMD 4500 FINAL exam with correct answers
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COMD 4500 FINAL exam with correctanswers
Which bprofessionals bcan bmake ba bmedical bdiagnosis? b- bANSWER: b b➡ bMedical bprofessionals
b(doctors)
Excitatory binputs bto ba bneuron b- bANSWER: b b➡ bbrings btarget bneuron bcloser bto bthreshold
inhibitory binputs bto ba bneuron b- bANSWER: b b➡ btakes btarget bneuron bfurther bfrom bthreshold
frontal b- bANSWER: b b➡ bBRAIN bLOBES bAND bFUNCTIONS
voluntary bmovement, bcognition; bcontrol bpanel bfor bpersonality band bemotions; bproblem bsolving,
bjudgment, bmemory band blanguage bformulation
occipital b- bANSWER: b b➡ bBRAIN bLOBES bAND bFUNCTIONS
vision; bsignals bfrom bthe boptic bnerve bwill bend bup bhere, bso bthat bthey bcan bbe bfurther bprocessed binto
bunderstanding band binterpreting bthe bvisual bworld baround bus
temporal b- bANSWER: b b➡ bBRAIN bLOBES bAND bFUNCTIONS b
hearing b& bmemory bprocesses; bsense bof bhearing band bprocessing bsensory binput. bNot bonly bdoes bthis
bregion bof bthe bbrain brecognize bthe bpresence bof bsound, bbut bof bcourse bit bhelps bus bunderstand bthose
bsounds
parietal b- bANSWER: b b➡ bBRAIN bLOBES bAND bFUNCTIONS
sense bof btaste, btouch, bsensation bof bmovement band bwhere bthe bbody bis bin bspace
,CNS b- bANSWER: b b➡ bBASIC bNEURAL bSTRUCTURES
brain band bspinal bcord-protected bby bmeninges-cerebrospinal bfluid-blood bbrain bbarrier
Two bmain bstructures: bthe bbrain b& bspinal bcord
gray bmatter bfor bprocessing bsignals btaking bplace bwithin bthe bbrain
white bmatter bsurrounds baxons bconnecting bneurons
protected bby bthe bmeninges, bthe bthree bprotective blayers bthat bcompletely bcover bthe bbrain band bthe
bspinal bcord; bthese bare bthere bto bmaintain ba bvery bprotected band bclean benvironment.
Filled bwith bcerebrospinal bfluid
blood bbrain bbarrier: bkind bof ba bsieve; bit bwill blet bsmall bthings bthrough, bbut bnot bthe bbig bthings
There bcan bbe bsome bdamage bto bthis bblood bbrain bbarrier, bwhich bthen bwill bpermit bthings bto bgo
bthrough bthat bshouldn't bbe bcrossing bit
if ba bvirus bwere bto benter bthe bbrain, bthat bwould bcreate ba bvery bserious bcondition bwhich bwe bknow bof bas
bencephalitis, bor bif bthe bmeninges bthemselves bare binfected, bthat's bmeningitis
PNS b- bANSWER: b b➡ bBASIC bNEURAL bSTRUCTURES
sensory binput bfrom bperiphery-motor boutput bto bmuscles-spinal bnerves bfor btrunk band blimbs-cranial
bnerves bfor bhead band bneck
responsible bfor bbringing bin bsensory binput bfrom bthe bperiphery
motor boutput bto bmuscles bin bthe bperiphery
The bmain bcomponents bof bthe bperipheral bnervous bsystem bare bthe bspinal bnerves band bthe bcranial
bnerves
spinal bnerves boriginate bfrom bthe bspinal bcord, binnervate bfor btrunk band blimbs
cranial bnerves, boriginate bin bbrain bstem band bserve bfunctions bfor bsensation band bmotor bcontrol bfor
bhead band bneck
12 bpairs
some bsensory bonly b- be.g., bolfactory, boptic
some bsensory band bmotor b- be.g., bfacial bVII, bit bcontrols bthe bmuscles bof bfacial bexpression band balso
bconveys bsensory binformation binto bthe bbrain bfrom bthe btaste bbuds bon bthe bfront btwo bthirds bof bthe
btongue
, some bmotor bonly b- be.g., bhypoglossal; bresponsible bfor balmost ball bof bthe bmuscles bof bthe btongue
Cranial bNerves b- bANSWER: b b➡ b•12 bpairs
•some bsensory bonly b- be.g., bolfactory
•some bsensory band bmotor b- be.g., bfacial
•some bmotor bonly b- be.g., bhypoglossal
originate bin bbrain bstem band bserve bfunctions bfor bsensation band bmotor bcontrol bfor bhead band bneck
12 bpairs
some bsensory bonly b- be.g., bolfactory, boptic
some bsensory band bmotor b- be.g., bfacial bVII, bit bcontrols bthe bmuscles bof bfacial bexpression band balso
bconveys bsensory binformation binto bthe bbrain bfrom bthe btaste bbuds bon bthe bfront btwo bthirds bof bthe
btongue
some bmotor bonly b- be.g., bhypoglossal; bresponsible bfor balmost ball bof bthe bmuscles bof bthe btongue
Peripheral bNervous bSystem b(PNS) b- bANSWER: b b➡ b•sensory binput bfrom bthe bperiphery
•motor boutput bto bmuscles
•spinal bnerves bfor btrunk band blimbs
•cranial bnerves bfor bhead band bneck
descending bmotor btracts b- bANSWER: b b➡ bcarry bmotor binstructions bfrom bthe bbrain bto bthe bbody's
bmuscles band bglands
direct bpathways b- bANSWER: b b➡ b•a.k.a. bpyramidal bsystem
•corticobulbar btract
•leads bto bcranial bnerves
•head band bneck bmuscles
•controls blarynx band barticulators
•corticospinal btract
•leads bto bspinal bnerves
•limb bcontrol
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