CCRNl Examl V1l (Latestl 2025/l 2026l Update)l Questionsl &l Answers|l Gradel A|l 100%l Correctl (Verifiedl Solutions)
Q:l Al patientl isl admittedl withl unstablel angina.l Hel hasl al longl historyl ofl hypertensionl andl coronaryl arteryl disease.l Thel nursel notesl al splitl S2onl expirationl andl al singlel S2l onl inspirationl duringl cardiacl auscultation.l Bloodl pressurel isl 150/88l mml Hg,l andl heartl ratel isl 88l beats/min.l Onl thel electrocardiogram,l therel isl al normal-appearingl Pl wavel inl frontl ofl eachl QRSl complex,l thel PRl intervall measuresl 0.2l secondl consistently,l andl thel QRSl complexesl measurel 0.14l second.l Theyl arel positivel inl V5l andl V6l andl negativel inl V1l andl V2.l Thesel findingsl mostl likelyl indicatel whichl ofl thel following?A.l Leftl bundlel branchl blockl (LBBB) B.l Rightl bundlel branchl blockl (RBBB) C.l Third-degreel atrioventricularl block D.l Ventricularl tachycardia
Answer:
A.l Leftl bundlel branchl blockl (LBBB) Featuresl ofl LBBBl describedl herel arel al QRSl complexl greaterl thanl 0.12l secondl inl durationl andl al QRSl complexl thatl isl positivel inl leadsl V5l andl V6l (considerl thesel leftl ventricularl leads)l andl negativel inl leadsl V1l andl V2l (considerl thesel rightl ventricularl leads).l LBBBl causesl al paradoxicall splittingl ofl S2.l Thisl meansl thatl itl isl splitl onl expirationl butl notl onl inspiration.l Thisl isl paradoxicall becausel itl isl oppositel ofl al normall physiologicl splitl ofl S2,l whichl isl splitl onl inspirationl butl notl splitl onl expiration
Q:l Whichl ofl thel followingl isl notl anl indicationl forl mechanicall ventilationl inl patientsl withl asthma?A.l Respiratoryl alkalosis B.l Cardiopulmonaryl arrest C.l Respiratoryl musclel fatigue D.l Hypercapnial andl respiratoryl acidosis
Answer:
A.l Respiratoryl alkalosis Respiratoryl alkalosisl isl seenl earlyl inl asthmal becausel ofl hyperventilation.
Q:l Al patientl exhibitingl nystagmus,l ataxia,l unsteadyl gait,l andl problemsl withl rapid,l
alternatingl movementsl probablyl hasl al lesionl inl the:
A.l frontall lobe.B.l pituitaryl gland. 1 / 4
C.l cerebellum.D.l brainstem.
Answer:
C.l cerebellum Thel pituitaryl isl anl endocrinel glandl thatl controlsl releasel ofl hormonesl withinl thel body,l sol eliminatel "pituitaryl gland."l Thel brainsteml containsl thel cardiacl andl respiratoryl centers,l temperature,l andl otherl basicl drives,l sol eliminatel "brainstem."l Thel frontall lobel controlsl voluntaryl motorl functionl andl behavior,l sol eliminatel "frontall lobe."l Thel cerebelluml controlsl balancel andl coordination.l Associatel belluml withl ballerina,l whol mustl balancel tol dance.l Choosel "cerebellum."
Q:l Whichl routel wouldl bel preferredl forl thel rapidl administrationl ofl fluidsl inl hypovolemicl shock?A.l Centrall venousl catheter B.l Large-gauge,l shortl peripherall catheter C.l Needlel insertedl intol salinel lock D.l Large-gauge,l longl peripherall catheter
Answer:
B.l Large-gauge,l shortl peripherall catheter Thel mostl rapidl administrationl ofl fluidsl isl achievedl throughl al large-gauge,l shortl catheter.l Centrall venousl cathetersl arel longl and,l ifl multiple-lumen,l eachl lumenl mayl bel smallerl gaugel thanl large-gaugel peripherall catheters.l Large-gauge,l longl peripherall catheters,l includingl peripherallyl insertedl centrall catheters,l wouldl bel slowerl thanl al shortl peripherall catheter.
Q:l Al patientl receivedl Humulinl NPHl insulinl atl 7l am.l Hel wasl nauseatedl andl vomitingl atl lunchtimel andl cannotl toleratel PO.l Ifl thisl patientl developsl manifestationsl ofl
hypoglycemia,l treatmentl wouldl include:
A.l 25l mll ofl 50%l dextrosel inl waterl (D50W).B.l glucagonl subcutaneously.C.l 4l ozl ofl applel juice.D.l 100l mll ofl 5%l dextrosel inl waterl (D5W).
Answer:
A.l 25l mll ofl 50%l dextrosel inl waterl (D50W).Al volumel ofl 25l mll ofl D50Wl wouldl providel 12.5l gl ofl carbohydratel andl 50l calories.
Q:l Al patientl isl beingl treatedl forl hypertrophicl cardiomyopathy.l Whichl ofl thel followingl drugsl wouldl bel contraindicatedl forl thisl patient?A.l Nitroprusside B.l Propranolol C.l Verapamil D.l Digoxin 2 / 4
Answer:
D.l Digoxin Rememberl thatl withl hypertrophicl cardiomyopathy,l itl isl desirablel tol decreasel contractilityl andl afterload;l itl isl notl desirablel tol increasel contractilityl orl decreasel preload.
Q:l Howl wouldl al pneumothoraxl appearl onl chestl x-rayl film?
A.l Lessl radiolucentl thanl normall lung B.l Lessl radiopaquel thanl normall lung C.l Morel radiopaquel thanl normall lung D.l Morel radiolucentl thanl normall lung
Answer:
D.l Morel radiolucentl thanl normall lung Thel pleural isl notl visiblel onl al normall chestl radiograph,l butl inl al pneumothorax,l thel viscerall pleural isl displacedl froml thel parietall pleural byl airl inl thel pleurall space.l Nol lungl markingsl canl bel seenl inl thisl area,l andl itl isl darkerl thanl thel lung.
Q:l Al 55-year-oldl manl isl admittedl tol thel criticall carel unitl withl upperl gastrointestinall bleeding.l Endoscopyl identifiesl esophageall varices,l butl bleedingl continuesl despitel sclerosing.l Thel physicianl insertsl al Sengstaken-Blakemorel tube.l Thel familyl tellsl youl thatl thel patientl hasl al longl historyl ofl alcoholl use,l drinkingl aboutl onel halfl ofl al fifthl ofl Jackl Danielsl everyl day.l Whichl ofl thel followingl arel earlyl indicationsl ofl alcoholl withdrawall syndromel forl whichl thel nursel shouldl monitor?A.l Diaphoresis,l pruritus B.l Markedl tachycardia,l markedl hypertension C.l Hyperthermia,l dehydration D.l Delirium,l hallucinations
Answer:
A.l Diaphoresis,l pruritus Becausel thel questionl saysl "early,"l lookl forl thel mildestl symptoms.Diaphoresis,l pruritus,l mildl tachycardia,l mildl hypertension,l nausea,l vomiting,l visuall disturbances,l tremors,l anxiety,l agitation,l andl sleepl disturbancesl arel signsl ofl earlyl alcoholl withdrawall syndrome.l Optionsl "Markedl tachycardia,l markedl hypertension,"l "Hyperthermia,l dehydration,"l andl "Delirium,l hallucinations"l describel latel signs.
Q:l Alteringl thel pHl ofl thel gastricl secretionsl throughl thel usel ofl H2l receptorl antagonists,l antacids,l andl protonl pumpl inhibitorsl contributesl tol whichl potentiall complication?A.l Pulmonaryl embolism B.l Pneumonia C.l Stressl ulcer D.l Acid-basel imbalance 3 / 4
Answer:
B.l Pneumonia Gastricl colonizationl isl likelyl withl al gastricl pHl ofl greaterl thanl 4.l Pneumonial ratesl ofl patientsl receivingl mechanicall ventilationl correlatel directlyl withl increasedl gastricl pHl levels.l Thisl isl onel ofl thel risksl ofl thel usel ofl H2l receptorl antagonists,l antacids,l andl protonl pumpl inhibitorsl tol preventl stressl ulcersl inl intubatedl patients.
Q:l Youl havel al 76-year-oldl patientl thatl isl onl al norepinephrinel gtt.l Youl noticel thel patientl isl complainingl ofl severel painl andl thatl thel areal aroundl herl IVl isl becomingl translucent,l cooll tol touch,l andl discolored.l Whatl stagel isl thisl andl whatl medicationl shouldl youl administerl tol preventl extravasation?A.l Stagel 1,l phentolamine B.l Stagel 4,l hyaluronidase C.l Stagel 4,l phentolamine D.l Stagel 3,l dexrazoxane
Answer:
C.l Stagel 4,l phentolamine Thel patientl isl experiencingl Stagel 4l infiltrationl andl isl onl al vasopressorl gtt;l therefore,l phentolaminel isl thel drugl ofl choicel tol counteractsl thel effectsl ofl infiltration/extravasation.
Q:l Whichl ofl thel followingl solutionsl wouldl bel mostl appropriatel forl initiall fluidl resuscitationl ofl al patientl withl severel hypovolemial causedl byl severall daysl ofl diarrheal andl vomiting?A.l Anl isotonicl crystalloid B.l Al hypotonicl crystalloid C.l Al hypertonicl crystalloid D.l Al colloid
Answer:
A.l Anl isotonicl crystalloid Inl thisl situation,l thel intravascularl andl thel interstitiall spacesl wouldl bel depleted.l Thel priorityl isl thel intravascularl space,l whichl wouldl bel replacedl bestl withl isotonicl solution.l Becausel isotonicl fluidsl equilibratel acrossl alll spaces,l thel interstitiall spacel alsol wouldl bel replaced.Consider:l Whatl didl thel patientl lose?l Crystalloidl andl electrolyte.l Thenl ask:l Whichl crystalloidl wouldl replacel thel intravascularl andl interstitiall spaces?l Anl isotonicl crystalloid.l Electrolytesl wouldl bel added.
Q:l Al 28-year-oldl manl isl admittedl withl bowell perforation.l Hisl bloodl pressurel isl 92/64l mml Hg,l heartl ratel isl 116l beats/minl andl regular,l respiratoryl ratel isl 22l breaths/minl andl regular,l andl urinel outputl hasl onlyl beenl 20l mll sincel beingl admittedl 3l hoursl ago.l Mucousl membranesl arel dry,l andl therel isl poorl skinl turgor.l Basedl onl thisl information,l youl wouldl expectl hisl pulmonaryl arteryl occlusivel pressurel tol be:
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