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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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EGC nrc.aiTsg hTe scaitedn btweeen QSR eecmsplox si ouninotuyslc aubto 6 sxbo,e os reat si afnf u.seihTdtec is a d3r egreed koclb rwehe hte artai nda nlestvicer aer aignbte detenenylnipd of crteahheo nda the RR si nvuleteaiq all a.ehog nTl 2nd SQR mpcexol is PSEUR rwnrao, dan oterhs era aslo wrnora, chihw nesma ehyret aoilgednpzri nkhats ot nlbued fo sH.i

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homersul  lslti lhtylisg nsdcoefu wyh nt'ddi you pkci aroslitian n?deo sahtT' lluyaus esddorety ni fbAi to s'reioan'lm eth RH +


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 +5  upvote downvote
submitted by sajaqua1(607)
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'olWdtun latto VA odanl bilaanot serytod to yoiythutatirchm fo hte a?ekpmaecr htTa wdolu amen tath lbowe eht VA enod the yrhthm ludwo be vrdepdio by a tcvriuelarn f,oic adn tsoeh syaulul tecear iewd RSQ opxlm.scee

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haliburton  atht aws ym nriensaog as elw.l sgues not. +
yotsubato  thSity BNEM gamrmar restski niaga. +1
charcot_bouchard  o.N No syu.g dneluB of ish teoadcl bolew VA oned dan it nca tareeegn pm.leisu ti sacll cojnitnu eeapcs mtrhyh dan warorn eclpm.ox oleBw siht is ierujknp, edbnul chrban ;pm&a anvirrcuetl lsmce.u steho are iedw peomclx +20
abhishek021196  - (o ceierlhhgd to )eebcdklrmVepeATT itraa dna encrsitvel tabe nylpeineddnte of echa .toerh P dws anvae RQS mcleexpos otn hlytmlhiryca eaaiss.dotc tarAil ater ln titrreavg;u&c reta. auUylsl radeett iwht ree.pmcaka Can eb esuyba dc Ly3m ieesdsa +2


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 +5  upvote downvote
submitted by aladar50(41)
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orF hte ,CEG I tnilyliia htuhotg it was nd2 redege epTy 1 eecsuba ti deesme ahtt eht PR enslirvat wree careisingn ilntu a teab saw dp,orpde tub if ouy olko ta it cyes,lol eosm fo eth P awsve ewre dihned ni hte QSR molsxece.p fI uyo eniotc ,ttah hent ouy nac ees tath heter eerw lrrageu P aesvw and ulrraeg RSQ lexm,spoce but ehert was a eceoptlm aisotnoiicds newtebe hemt hhicw mnase it wsa rd3 rgeeed hater ,lcbko os het rasenw wsa latbnoai eanr teh AV dneo.

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yotsubato  wnarse aws oinlatba naer eth VA no.de N o it sa.wnt tI aws bioaanlt FO HET AV neod si.ftle Wichh eadkf em .uot +9
makinallkindzofgainz  Teh getntna yb urse "hw"rabbt yssa taht rhtee is p"r nneghlneitg volsrgerip"sye utb ereth si o hTnit.s si d3r ereged VA kolc.b heT P ewsva hcamr uot iclstsynotne ta eihtr now rea,t nad eth QRS lpmeeocxs carmh out at theri wno re.ta herTe si leoepctm ondsicosaiit webtene het P svwae adn SQR ms.xcelope yhTe evha no aphlronsteii. isTh is lyxteac tawh you luwdo ese if yuo aladbet hte AV noed. heT AS done uolwd ineountc ot to creeta P w.seav hTe nblude fo sHi uowld cnnuotei to eanteger cljoiannut (rmnola onolk)ig RQS cs.xeplemo +6


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 +3  upvote downvote
submitted by mutteringly(34)
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WU uetQonsi d:I 7gT n196site a revy lmirisa pccnoet adn vdiosper a grtae nxetoilnapa rfo hs!it

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 +3  upvote downvote
submitted by fallenistand(27)
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ihsT utensoiq si kagsni twah wuold auecs !htsi RP natlrvei nigsesm pu is na sueis ta hte VA one.d oS ntaaigbl teh VA eodn wudol uceas ather clokb.

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submitted by krewfoo99(116)
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nI bdasor and bdonye, It si iads taht tihrd gedree aterh olcbk si edu ot blcok in eth HIS ejPnieurk msyset. oS wyh wdlou obtniaal of VA eodn uecsa shit se?desai

ltnWuod onsterdutic of aprt of tefl erlcitvne be a rbttee sanwer ?

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brbwhat  Hda eth msea bdotu, Raed het ptar agnia nda udofn ey. isthpT 2 sI csadeu wenh irkneujp is anhigng yb a hdetra nda eferrehto eosm slmipues edtdu,cnco emso tChob. n is ausdec by pukeinjr tno ondcinutcg lupisesm omfr a,ns eoms oewlr cakemrepa ei npjkiuer ro his si lpeiodiargsn yb tliefs enceh ncstvrieel etba etnenedi.nyldp rhTee si KCLOB ni unjierpk ofr tudocncnoi rfom ngAnms .ao tooisnp het nylo tnihg hatt sbahesitels this cklbo is vna a.boinatl +


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 +1  upvote downvote
submitted by methylased(20)
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elguaRr rhtyhm tounc( hte e,xsob ty'heer ,saem) 1 dcdcntuoune p ewav itwh ugrearl mtyhrh --&g;t triaa nad viscneretl geinabt pinyeendentdl lkeyl(i rvecnlteis lcrt yb Hsnk-iPu)erji &g-;-t cpeoemtl )3d(r haert blkoc gt;-&- NVA oiatbnal s(ith is yuatlacl enod for stp wthi bfiA esemsi)otm

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 +0  upvote downvote
submitted by endochondral1(24)
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I thohtgu oibanalt fo the va dneo aws a xt rfo a bif not terha b?oklc

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underd0g  The snutqeoi saks rof eht AUSCE fo the areht colkb, ont etta.etrmn +


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submitted by osgoodschlatter10(41)
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I hitkn het sniotque eesfrr ot a caroesin audcse yb oaibnlta of a carpialutr eginro fo the ht.are

fI uyo kloo ayleflruc ehter ear moes rapm-eurte vrueltrcina staeb (ro trrhae usjt 1). Pmraeetru- nauveticlrr beast cna be sducae by aatiobln fo eht AV enod icens hte VA oedn si rlsoenpebsi rof myhtrh nlcroto yb gollirnotnc eth rbumen of AS dnoe spmuisle hatt rea edstmntatir to eht etlrrnaiucv illcrcatee renktow.

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submitted by kard(52)
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saPtinte ohw enrgudo an VA ndoe taianobl aer laos iltanpdme with a ceaaekrpm to lehp iaannimt a lrnmao erhta .etra xT. rfo omeltpce kolcB

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submitted by goodkarmaonly(2)
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Teh CGE wssho a tibzMo eyTp 1 lobck nolrpioggn( RP wodfolle by a rppdoed .aesee Twhv sclokb auysull seiar sa a robpdyuct of a luycaiotndsnf AV e,odn os aioltbna ta eth AV node si teh tosm aprptrpaieo anwser in hsit aesc

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kcyanide101  hTsi losko omer ilke a tzibmo epty 1. oYu cna ecpmoar teh ceg igdaersn to hatt no A....F Frsit rDeege HB p;&ma bzotiM eypt 1 ear lusulya AV .m.esbrl.op. Whlie tibozM etyp 2 nda r3d egrede are SIH jpunkrei rfebi sesusi +


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