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Retired NBME 23 Answers

nbme23/Block 4/Question#41 (reveal difficulty score)
Electrophysiology of the heart is studied in ...
Ablation of the atrioventricular node 🔍 / 📺 / 🌳 / 📖
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submitted by amirmullick3(76)
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ECG arsT.nicg Teh iescdant bwneete RQS espxemlco si isuutolynnco ubtoa 6 os,bxe os ater si uacts enffT.edih si a 3dr deeerg olkbc hewer teh aitra and eletivrnsc rae tbengai ldnenyepndeti of hhceareot and eth RR si quiltneeva lla .ngle aohT d2n RSQ xcmleop is EPRSU onawr,r nda rhtoes rae sloa nworar, hihwc mnaes reyeht pdgizlnaoeir khnats ot duelnb fo His.

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homersul  ltils lhlsyitg seufcodn ywh dn'tdi ouy cpik iaiotnsarl e?ndo t'hTas syaullu odtsdeyre in bifA to l'ioresmn'a het RH +


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 +5  upvote downvote
submitted by aladar50(41)
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rFo the G,EC I lliyaiitn hhtgtou it aws dn2 redgee yTpe 1 cebaseu ti seeemd ttha eht RP tirnvleas ewre iacgiesnnr ntuil a abet asw dppre,od tbu fi uyo oolk at ti sl,ycleo esmo of het P veswa reew diedhn in eht RQS e.cslmepox fI oyu ctoine t,hat tenh ouy can ees htta eehrt ewer lgarrue P avesw dna rurlaeg RSQ smpxe,eclo utb etreh aws a eepmoclt aiosniosicdt wbtenee htem chwhi nmaes ti was r3d dgeere rtaeh kcblo, so the rwsaen wsa tainolab eran teh VA .doen

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yotsubato  aswrne asw btlnoaia rane eth AV d.one N o ti w.anst tI saw lntoaiab FO HTE VA odne sftl.ie cihhW efdak em .otu +9
makinallkindzofgainz  The ntaengt by rsue a"rwbhb"t sysa tath ereht is p"r nnnelhietgg eopglvrresis"y utb eehrt is h n.istTo si rd3 dgreee VA olkb.c hTe P vweas mrach uto olsntceynist ta trihe own rtae, and the SRQ xlpmocsee mahrc otu ta hetir own ate.r Tereh is emlpotec ionsiaiotsdc ewbteen het P aeswv adn SRQ xpolce.mse eyhT have on .sitierlphnao sTih is yceltxa thwa you wdolu ese fi ouy aldbtae hte AV .oedn ehT AS enod oulwd itoncuen to ot ercate P swav.e ehT edblnu of His wlodu nuteicon to eetrenga njcoiltaun mra(nlo g)olkoni RSQ epo.lscmex +6


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submitted by sajaqua1(607)
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Wltdnou' ttola AV oadnl anbiaolt edsoytr to uihoyrcyihttmta fo teh aca?eeprmk tTah uldwo anem ttha owble teh AV neod teh mtyhrh lowdu be dedopriv yb a vrrleuciant ,foci adn shote uysulal catree edwi RQS eeoxmc.psl

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haliburton  thta was my inogesran as ellw. susge tno. +
yotsubato  htStiy MENB rgmrmaa tekisrs na.gai +1
charcot_bouchard  N.o oN usg.y Beludn of hsi eodltca bweol VA done nad it can ntgareee mpeus.il ti cslal njtnocui epasec ymhhtr nad wronra l.mcepxo woBle siht is uik,rjnep enbuld chanrb m&;pa incvlrraetu semc.ul setho rae ewid mcxople +20
abhishek021196  rlAhiT(elek-cedtpVo )rce  oe edhgTbm aatri dan vcensleitr eabt dlynpeeeinndt fo echa .roeth P vwaased n QSR mpcoseexl nto ymyrihlalhtc sda.otacies Atlari tare etlnv&ictu;rg ar eart. Ullsyua ttadree htwi acemekp.ar anC be abuysced ymL3 dieases +2


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 +3  upvote downvote
submitted by fallenistand(27)
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ishT ntquiseo si aigsnk twah uowdl scaue hs!ti PR lniraetv egmisns up is an essui ta het AV o.end oS ibaatlng eth AV enod dluwo cseua ehtra bko.cl

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 +2  upvote downvote
submitted by mutteringly(33)
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UW Qustnieo :dI geinsT7 61t9 a evyr mliaris pcecnto dan riospevd a geatr eapnaxtionl ofr sthi!

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submitted by krewfoo99(115)
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nI doabsr nad eody,bn It is dsai htat hditr redeeg rehta cokbl si ued to lkobc in teh IHS ernePuikj msyse.t So hyw luowd olaantib of AV nedo ucaes tihs sisd?aee

utolnWd ncirtteosdu of tpar fo letf vitleecrn be a tbeetr wasrne ?

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brbwhat  aHd eht mase u,dtob aRed het rapt igaan nad unfdo eThty. sip 2 sI acesdu enhw rkepjuni si iggnnha by a erhadt adn heefroter osem iueslpsm dcdec,nuto oems obthnC . is cedusa yb kenjpuri otn diccontngu siemlpsu mfor san, seom loerw pmaecreka ei upnrjeki or hsi si iigoldasnepr by fislet enceh lcvtsneire ateb dt.lipnneyeedn reehT is KOCLB ni nrjikuep for ctdninuooc fmor Aonamsng. sioptno teh only tgnih ttha hasstbeseli tshi cbklo is van ailbno.ta +


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submitted by methylased(20)
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Rlgauer hmyrht nu(oct eht ,eosbx erh'tey sa,)em 1 codtueundcn p vewa with ealrrgu yrmhth ;-&-tg taiar dan sivnecletr igetanb yedeinnpdtlen l(lykie tvieslrenc rctl by Hku)i-ejrPsni g--;t& pleemotc r)d(3 hreta locbk g&-t;- NAV bnaltioa hi(ts si aacuyltl eodn orf stp whit ibfA eessomtim)

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 +0  upvote downvote
submitted by endochondral1(24)
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I tughhot oiltanba of eht va onde was a tx ofr a bfi tno ahetr cbl?ok

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underd0g  eTh utonqeis sask for teh CSEUA fo teh aerth okl,bc ont et.tmertna +


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submitted by osgoodschlatter10(41)
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I hnitk eht qniueots eserfr to a nearcios ecsdau yb anlatobi of a utraicaplr egiron fo the a.ethr

If ouy kool ruefylalc rhete rae esmo rpmar-eetu trrucilvnea tseab ro( rthera jstu 1). -tParremue auecitnrvrl abste anc eb uacsed by atnboial of eth VA dnoe sinec eth AV neod si neeiopsslrb rfo tyhrhm ntcrool by oonllgtncir the ebumrn fo SA eodn smlpsuie that rea treinsatmtd to eht eucvalrtinr crlclatiee oerktn.w

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submitted by kard(52)
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Peintsta hwo dornueg an VA deon nltobiaa are also lediatpmn with a aepmacekr ot lehp iatainnm a mlaron hreta r.tea T.x for cpelmeto lBkco

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submitted by goodkarmaonly(2)
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hTe GEC swohs a toibzM ypTe 1 ckbol nnop(ilrgog PR eolowlfd yb a pddoper es.evawT he olkbcs yasulul sraei as a tbuyrpodc of a dacysontuilfn VA ,oden so aoibntal at teh VA nedo si the tmos orepipaaprt esanwr ni stih esca

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kcyanide101  sThi losok emro iekl a zotbim tpye 1. ouY nac parocem eth ecg gdsairne ot htat no A...F. tiFsr rgDeee HB &pa;m Mitzbo eytp 1 rae slauuyl VA .rpsblo..em. elhiW btMioz ptey 2 dna 3rd edeegr rea SIH npkjeiru reifb sisuse +


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