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Critical Care Nursing Study Guide & Practice Questions | ICU Nursing Notes & Exam Prep

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Comprehensive Critical Care Nursing study guide designed to help nursing students and healthcare professionals succeed in exams and clinical practice. This resource covers key ICU concepts including respiratory care, hemodynamics, patient monitoring, shock, cardiac emergencies, and critical care interventions. Includes structured notes and practice questions to reinforce understanding and improve retention of essential topics. Ideal for exam preparation, NCLEX review, and mastering high-acuity nursing care. Whether you're preparing for a critical care exam or strengthening your ICU knowledge, this guide provides everything you need in one place.

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CriticalfCarefNursing


WhatfisfHemodynamicfMonitoring?f-
fCORRECTfANSWER✔Measurement foffpressure,fflowfandfoxygenation

fwithinfthefcardiovascular fsystem.




WhatfarefvaluesfthatfarefmeasuredfinfthefICUfwithfHemodynamicfMonitori
ng?f-
fCORRECTfANSWER✔Systemic fandfPulmonaryfarterialfpressures,fcent

ralfvenousfpressuresf(CVP),fpulmonaryfarteryfwedgefpressuref(PAWP),fC
O/CI,fSV/
SVfindexf(SVI)fandfO2fsaturationfoffthefhemoglobinfoffarterialfbloodf(SaO
2)fandfmixedfvenousfoxygenfsaturationf(SvO2).


WhatfisfCardiacfOutput?f-
fCORRECTfANSWER✔Thefvolumefoffbloodfinflitersfpumpedfbyfthefhea

rtfinf1fminute.


WhatfisfthefStrokefVolume?f-
fCORRECTfANSWER✔Thefvolumefejectedfwithfeachfheartbeat.




WhatfdeterminesfBloodfPressure?f-
fCORRECTfANSWER✔COfandfthefforcesfopposingfbloodfflow.




WhatfdeterminesfSV?f-
fCORRECTfANSWER✔Preload,fafterload, fandfcontractility.

, WhatfisfPreload?f-
fCORRECTfANSWER✔Volumefwithinfthefventriclefatfthefendfoffdiastol

e.


WhatfdoesfPAWPfreflect?f-
fCORRECTfANSWER✔Afmeasurementfoffpulmonaryfcapillary fpressure

fthatfreflects fleftfventricular fendfdiastolic fpressurefunderfnormalfconditionsf

(i.e.,fwhenftherefisfnofmitralfvalvefdysfunction,fintracardiacfdefect,forfdysrh
ythmia).


WhatfisfCVP?f-
fCORRECTfANSWER✔Measuredfinfthefrightfatrium, forfinfthefvenafcavaf

closeftofthefheart,fisfthefrightfventricularfpreloadforfrightfventricularfend-
diastolicfpressurefwhenftherefisfnoftricuspidfvalvefdysfunction,fintracardiac
fdefectforfdysrhythmia.




WhatfisfAfterload?f-
fCORRECTfANSWER✔Refersftofthefforcesfopposingfventricular fejectio

n.


WhatfdoesfthefAfterloadfinclude?f-
fCORRECTfANSWER✔Thefsystemic farterialfpressure,fthefresistance foff

eredfbyfthefaorticfvalve,fandfthefmassfandfdensityfoffthefbloodftofbefmoved.


WhatfisfSystemicfVascularfResistance?f-
fCORRECTfANSWER✔Thefresistancefoffthefsystemic fvascularfbed.

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