DysrhythmiasNCLEXPracticeQuestions

1/21 DysrhythmiasNCLEXPracticeQuestions 1.Thenurseiscaringforanolderadultclientexperiencingsyncope,gener- alizedweakness,anddyspnea.Whichdysrhythmiashouldthenursesuspectthe clientisexperiencing?(Selectallthatapply.) First-degreeAVblock Third-degreeAVblock MobitzIsecond-degreeAVblockMobitz IIsecond-degreeAVblock SinusarrhythmiaThird-degreeAV blockMobitzI second-degreeAV block MobitzIIsecond-degreeAVblock MobitzIsecond-degreeAVblock,MobitzIIsecond-degreeAVblock,and greeAVblockcancause syncope,generalizedweakness,anddyspneaduetoa decreasedcardiacoutput.Sinusarrhythmiaand first-degreeAVblockdonotcause theseclinicalmanifestations.

2.Thenurseiscaringforaclientwhoisexperiencingtorsadesdepointes.The 1 / 3

2/21 nurserecognizesthisconditionaswhichtypeofdysrhythmia?Ventriculartachycardia Antrioventricularconductionblock Ventricularfibrillation JunctionaldysrhythmiaVentriculartachycardia Torsadesdepointesisatypeofventriculartachycardiaassociatedwith long-QT syndrome(aprolongationoftheQTsegment).Ventricularfibrillationisextremely rapid,chaoticventriculardepolarizationthatcausestheventriclestoquiverandcease contracting;theheartdoesnotpump.Junctionalrhythmsarethosethat originateinAVnodaltissue.Antrioventricularconductionblocksaredefectsthatdelay orblocktransmissionofthesinusimpulsethroughtheAVnode. 2 / 3

3/21 3.Thenurseiscaringforapediatricclientdiagnosedwithanatrialdys- rhythmia.Assessmentfindingsrevealrapidpulsewithfrequentepisodesof palpitationsanddecreasedbloodpressure.Whichdiagnosisshouldthenurse anticipate?Sicksinussyndrome Prematureatrialcontractions Wolff-Parkinson-Whitesyndrome WanderingatrialpacemakerWolff-Parkinson-Whitesyndrome Theclient'sassessmentfindingssupportthediagnosisofWolff-Parkinson-White syndrome.Theclient'sassessmentfindingsdonotsupporttheotherdiagnoses.

4.Thenurseisassessingaclientadmittedwithasuspectedstroke.Which dysrhythmiawouldsupportthisdiagnosis?Junctionalescaperhythm MobitzIIsecond-degreeblock Torsadedepointes AtrialfibrillationAtrialfibrillation Atrialfibrillationischaracterizedbydisorganizedatrialactivitywithoutdiscreteatrial

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