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PORTAGE NURS 251 - TEST 3 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

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PORTAGE NURS 251 - TEST 3 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

Institution
NURS 251 Module 3
Course
NURS 251 Module 3

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PORTAGE NURS 251 - TEST 3
QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
TwoQfactorsQthatQdetermineQaQperson'sQbloodQpressureQ-
QANSWERQCardiacQOutputQandQSystemicQVascularQResistance




CardiacQoutputQ-
QANSWERQamountQofQbloodQejectedQfromQtheQheart'sQleftQventricleQinQoneQminuteQ(heartQrateQxQstrokeQv

olume)



SVRQ(systemicQvascularQresistance)Q-QANSWERQamountQofQresistanceQtoQbloodQflow



ContributingQfactorsQtoQaQpatient'sQbloodQpressureQ-QANSWERQCardiacQFactors:QheartQrate,Qcontractibility

CirculatingQVolume:Qsalt,Qalaosterone,Qhormones,QandQperipheralQsympatheticQreceptors



HypertensionQClassificationQ-QANSWERQNormotensiveQ=Q<120/80

PrehypertensiveQ=Q120-139/80-89

HypertensiveQ=Q>140/90

StageQ1Q=Q140-159/90-99

StageQ2Q=Q>160/100



HowQtoQtakeQbloodQpressureQ-
QANSWERQTheQinstrumentQusedQisQcalledQaQsphygmomanometer.QTheQhealthQcareQproviderQusesQaQbloodQ

pressureQcuffQtoQcutQoffQtheQbloodQflowQfromQtheQbrachialQartery.QAsQtheyQreleaseQtheQpressureQinQtheQcu
ff,QusingQaQstethoscope,QtheyQareQlisteningQforQtheQfirstQsound,QcalledQtheQKorotkoffQsound,QmeaningQther
eQisQnoQlongerQenoughQpressureQtoQkeepQallQtheQbloodQfromQflowing.QThisQisQtheQtopQnumberQorQsystolicQ
valueQofQtheQpatient'sQbloodQpressure.QTheQproviderQcontinuesQtoQletQairQoutQofQtheQcuffQandQeventuallyQt
heQsoundsQdisappear,QrepresentingQthatQtheQbrachialQarteryQisQnowQcompletelyQopen.QThisQisQknownQasQt
heQdiastolicQvalueQorQbottomQnumberQinQaQpatient'sQbloodQpressure.



DifferentiateQessentialQhypertensionQandQsecondaryQhypertensionQ-QANSWERQ-
EssentialQhypertensionQ(primaryQhypertension):QcauseQofQtheQincreasedQbloodQpressureQisQunknown.Q

, -SecondaryQhypertension:QelevatedQbloodQpressureQisQcausedQbyQanotherQdisease.



peripheralQresistanceQ-
QANSWERQresistanceQgeneratedQbyQtheQflowQofQbloodQthroughQtheQarteries.QWhenQthisQhappens,QtheQkid

neyQreleasesQanQenzymeQcalledQrenin.



ReninQenzymeQ-
QANSWERQleadsQtoQfurtherQvasoconstriction,QwaterQandQsodiumQretention,QandQanQincreaseQinQbloodQpre

ssure



WhatQhappensQtoQtheQperipheralQresistanceQduringQhighQbloodQpressureQ-
QANSWERQthereQisQanQincreasedQperipheralQresistanceQwhichQdecreasesQbloodQsupplyQtoQtheQkidney.




AntihypertensiveQtherapyQ-QANSWERQ-
goalQisQtoQdecreaseQmorbidityQandQmortalityQwithoutQdecreasingQqualityQofQlife



AntihypertensiveQtherapyQshouldQbeQstartedQinQpatientsQ-
QANSWERQ·Q60+QifQtheirQbloodQpressureQ>150/90mm/Hg.



·Q59-QorQthoseQwithQchronicQkidneyQdiseaseQorQdiabetesQusedQwhenQtheQbloodQpressureQ>140/90mm/Hg.



TheQfourQfirstQlineQantihypertensivesQ-QANSWERQ-ThiazideQdiuretics

-ACE-Inhibitors

-ARBs

-CCBs



ThiazideQDiureticsQ(mechanismQofQactionQ&Qexample)Q-QANSWERQ-QknownQasQaQlowQsodiumQdiet

-
QdecreasesQplasmaQandQextracellularQfluidQvolumesQwhichQdecreasesQpreloadQandQleadsQtoQaQdecreaseQin

QcardiacQoutputQandQtotalQperipheralQresistance.



-QHydrochlorothiazide
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Uploaded on
September 14, 2024
Number of pages
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Written in
2024/2025
Type
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