NUR 2520 Unit IV Alzheimer’s & Dementia | Nursing Study Guide & Exam Review

NUR.,2520.,-.,Unit.,IV.,-.,Alzheimer's,.,Dementia,.,etc.


Dementia.,is.,defined.,as


a..,syndrome.,that.,results.,in.,only.,memory.,loss
b..,disease.,associated.,with.,abrupt.,changes.,in.,behavior
c..,disease.,that.,is.,always.,due.,to.,reduced.,blood.,flow.,to.,the.,brain
d..,syndrome.,characterized.,by.,cognitive.,dysfunction.,and.,loss.,of.,memory.,-
.,correct.,answer.,✔ ✔
d..,syndrome.,characterized.,by.,cognitive.,dysfunction.,and.,loss.,of.,memor
y


Rationale:.,Dementia.,is.,a.,syndrome.,characterized.,by.,dysfunction.,in.,or.,los
s.,of.,memory,.,orientation,.,attention,.,language,.,judgment,.,and.,reasoning..,P
ersonality.,changes.,and.,behavioral.,problems.,such.,as.,agitation,.,delusions,.,
and.,hallucinations.,may.,result.


Vascular.,dementia.,is.,associated.,with.,


a..,transient.,ischemic.,attacks
b..,bacterial.,or.,viral.,infection.,of.,neuronal.,tissue
c..,cognitive.,changes.,secondary.,to.,cerebral.,ischemia

,d..,abrupt.,changes.,in.,cognitive.,function.,that.,are.,irreversible.,-
.,correct.,answer.,✔ ✔
c..,cognitive.,changes.,secondary.,to.,cerebral.,ischemia


Rationale:.,Vascular.,dementia.,is.,the.,loss.,of.,cognitive.,function.,that.,results.,
from.,ischemic,.,ischemic-
hypoxic,.,or.,hemorrhagic.,brain.,lesions.,caused.,by.,cardiovascular.,disease..,I
n.,this.,type.,of.,dementia,.,narrowing.,and.,blocking.,of.,arteries.,that.,supply.,th
e.,brain.,causes.,a.,decrease.,in.,blood.,supply.


Clinical.,diagnosis.,of.,dementia.,is.,based.,on


a..,CT.,or.,MRI
b..,brain.,biopsy
c..,electroencephalogram

d..,patient.,history.,and.,cognitive.,assessment.,-.,correct.,answer.,✔ ✔
d..,patient.,history.,and.,cognitive.,assessment


Rationale:.,The.,diagnosis.,of.,dementia.,depends.,on.,determining.,the.,cause..,
A.,thorough.,physical.,examination.,is.,performed.,to.,rule.,out.,other.,potential.,
medical.,conditions..,Cognitive.,testing.,(e.g.,.,Mini-
Mental.,State.,Examination).,is.,focused.,on.,evaluating.,memory,.,ability.,to.,ca
lculate,.,language,.,visual-
spatial.,skills,.,and.,degree.,of.,alertness..,Diagnosis.,of.,dementia.,related.,to.,va
scular.,causes.,is.,based.,on.,the.,presence.,of.,cognitive.,loss,.,the.,presence.,of.,v

, ascular.,brain.,lesions.,demonstrated.,by.,neuroimaging.,techniques,.,and.,the.,e
xclusion.,of.,other.,causes.,of.,dementia..,Structural.,neuroimaging.,with.,comp
uted.,tomography.,(CT).,or.,magnetic.,resonance.,imaging.,(MRI).,is.,used.,in.,t
he.,evaluation.,of.,patients.,with.,dementia..,A.,psychologic.,evaluation.,is.,also.,
indicated.,to.,determine.,the.,presence.,of.,depression.


Which.,statement(s).,accurately.,describe(s).,mild.,cognitive.,impairment.,(sel
ect.,all.,that.,apply)


a..,Always.,progresses.,to.,AD
b..,Caused.,by.,a.,variety.,of.,factors.,and.,may.,progress.,to.,AD
c..,Should.,be.,aggressively.,treated.,with.,acetylcholinesterase.,drugs
d..,Caused.,by.,vascular.,infarcts.,that,.,if.,treated,.,will.,delay.,progression.,to.,A
D
e..,Patient.,is.,usually.,not.,aware.,that.,there.,is.,a.,problem.,with.,his.,or.,her.,mem
ory.,-.,correct.,answer.,✔ ✔
b..,Caused.,by.,a.,variety.,of.,factors.,and.,may.,progress.,to.,AD


Rationale:.,Although.,some.,individuals.,with.,mild.,cognitive.,impairment.,(
MCI).,revert.,to.,normal.,cognitive.,function.,or.,do.,not.,go.,on.,to.,develop.,Alzh
eimer's.,disease.,(AD),.,those.,with.,MCI.,are.,at.,high.,risk.,for.,AD..,No.,drugs.,h
ave.,been.,approved.,for.,the.,treatment.,of.,MCI..,A.,person.,with.,MCI.,is.,often.,
aware.,of.,a.,significant.,change.,in.,memory.