NR570/ NR 570 Final Exam: Common Diagnosis & Management in Acute Care Guide (Latest 2026/ 2027 Update) | Qs & As| Grade A| 100% Correct (Verified Answers)- Chamberlain

NR570/l NRl 570l Finall Exam:l Commonl
Diagnosisl &l Managementl inl Acutel Carel
Guidel (Latestl 2026/l 2027l Update)l |l Qsl
&l As|l Gradel A|l 100%l Correctl (Verifiedl
Answers)-l Chamberlain

QUESTION
l Crystalloids
Answer:
l 0.9%l normall NSl LR
D5W
-Electrolytesl canl bel addedl tol anyl ofl thel crystalloidsl tol correctl electrolytel andl
imbalancesl asl needed.
-needl tol bel givenl inl largerl volumesl andl colloidsl becausel theyl containl moleculel smalll
enoughl tol freelyl crossl capillaryl wallsl andl onlyl aboutl 1/3l ofl thel amountl andl ministeredl
willl stayl intravascularly,l andl thel remainingl 2/3l willl movel intol thel interstitiall tissue.
3xl thel amountl needsl tol bel givenl tol replacel thel amountl ofl fluidl lossl -l 3ccl forl every
1cc.



QUESTION
l Adversel effectsl ofl resuscitatingl withl crystalloids
Answer:
l Tool muchl fluidl canl leadl tol peripherall andl pulmonaryl edemal (HF)
Excessl amtl ofl NSl shouldl bel avoidedl d/tl potentiall forl causingl renall dysfunctionl d/tl
hyperchloremial acidosis



QUESTION
l Colloids

,Answer:
l Albumin
Dextran
Hetastarch
Viscousl fluidsl thatl maintainl highl asthmaticl pressurel inl thel bloodl tol increasel circu-l
latoryl volume
Benefit:l lessl fluidl administeredl bcl solutionl particlesl arel tool largel tol passl thrul thel
semipermeablel capillaryl membranel andl morel stayl intravascularly



QUESTION
l Risksl ofl givingl colloids
Answer:
l -Anaphylaxis
-Mayl negativelyl effectl clottingl timel andl increasel riskl ofl bleedingl (temporaryl effect)
-morel expensivel thanl crystalloids
-excessl therapyl canl inducel HF



QUESTION
l Foodl resuscitationl increases
Answer:
l Ventricularl preload



QUESTION
l Preload
Answer:
l Volumel ofl bloodl inl thel leftl atriuml atl thel endl ofl diastole,l whichl deter-l minesl thel
amountl ofl bloodl thel leftl ventriclel willl pump



QUESTION

,l Afterload
Answer:
l Thel amountl ofl pressurel thatl thel heartl mustl pumpl againstl duringl systole.
Thel morel resistance,l thel lessl bloodl thatl hasl pumpedl intol thel circulationl .



QUESTION
l Contractility
Answer:
l Thel heart'sl intrinsicl contractibility;l thel forcel ofl thel pump



QUESTION
l strokel volume
Answer:
l Volumel ofl bloodl ejectedl froml thel leftl ventriclel duringl systole



QUESTION
l cardiacl output
Answer:
l Thel amountl ofl bloodl thatl isl pumpedl throughl thel circulationl inl onel minute



QUESTION
l Thel Frankl Starlingl law
Answer:
l Thel greaterl thel stretch,l thel strongerl isl thel heart'sl contraction.l Thisl increasedl
contractilityl resultsl inl anl increasedl volumel ofl bloodl ejectedl (Increasedl SV)
Ventricularl outputl increasesl asl preloadl orl end-diastolicl pressurel increases
l

, QUESTION
l Causesl ofl hyponatremia
Answer:
l Excessivel sodiuml loss
Increasedl waterl reabsorption



QUESTION
l Severel symptomsl ofl hyponatremial occurl whenl thel seruml sodiuml reachesl orl dropsl
below

Answer:
l 120



QUESTION
l Severel hyponatremial symptoms
Answer:
l Headache
Nauseal andl vomitingl Fatiguel orl lossl ofl energyl Dizziness
Orthostaticl hypotensionl Musclel crampsl andl weaknessl Tachycardia
Confusionl Convulsionsl Coma
Death



QUESTION
l Isotonicl hyponatremial (pseudohyponatremia)
Answer:
l Seruml osmol 280-285
Bodyl waterl isl normall andl patientl isl asymptomatic
Occursl withl extremel hyper,l lipidemial orl hyperproteinemia
Cutl downl onl fatsl andl proteins,l butl dol notl restrictl fluids