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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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 +7  upvote downvote
submitted by amirmullick3(76)
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ECG sgnrciaT. heT ceatidns neebtwe RQS msxcoleep si nstucouoilyn tabuo 6 oxse,b os etar is dt uT.cfeifehnas is a r3d degeer olkbc erhwe eht iarat nad itenlcervs are bteaing inlndntepeyed fo hhctoeear nda eht RR si ialuntevqe lal n l.haTeog d2n SQR elcopmx is RUEPS rnwoa,r adn sorteh are aols ,rownar whhic nmase yheret arpzegoiindl thnkas to eulbdn fo Hsi.

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homersul  listl hyillgst fnceuods yhw dtdin' yuo ickp asnoitaril d?oen 'saTht suyulla yeedrtosd in bfiA to is'rlno'aem teh RH +



 +5  upvote downvote
submitted by aladar50(41)
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roF eth CGE, I tilnlayii hhgtotu it was nd2 deegre eyTp 1 cuseaeb ti deesme ttha hte PR snvarelit ewre ignaeinrsc tilun a etab asw peopddr, ubt fi you ookl ta ti ,colsely meso fo hte P svewa ewre dedihn ni hte RSQ omexsecpl. If ouy onctie ,thta nthe you anc ese tath rhtee ewer gruarel P awsve and argruel QSR xlemce,sop ubt rteeh asw a eoelpctm sooidiinscta eebtenw mthe hwich amesn ti saw 3rd eegedr hatre b,kocl so teh wesran swa iatlobna eran eht AV dneo.

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yotsubato  reaswn wsa aanltobi enra the VA one.d No it awns.t tI swa iblaonta FO ETH VA deno fist.el cWihh akedf me .otu +9
makinallkindzofgainz  ehT tntaeng by usre w"hbbr"ta ssya htta eerht si p"r nnghieengtl ogrvysrieepsl" btu ehetr si nso ti.hT is rd3 eeredg AV k.bcol Teh P awesv hamcr tou lsctntiosyen ta treih wno ,tera nad hte SQR exlmcespo rmcah otu ta riteh now et.ar eTreh si ecomelpt iodtoisncsia enwbeet eht P sweva nad QRS sexcpmo.el yehT aehv no e.napthoilsri ihTs si aytexcl ahwt uyo wdolu ese if ouy ealtabd eth VA .enod Teh AS onde wudol nueotcni to to taecer P vawe.s ehT uednlb of sHi odlwu itcnnuoe to angreete cljioutnna lronma( ignlkoo) QSR lpocx.emse +6



 +5  upvote downvote
submitted by sajaqua1(607)
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otWnuld' altot VA lnoda inbalaot eodrtsy to icaiurmtyttoyhh fo eth p?rmkeeaca Ttah woudl nmea ttah wbeol hte AV noed teh yrhmth lwoud be vordpedi yb a nvcuaitrerl f,ioc and etohs luyuasl rtecea dwie SQR xpsloem.ec

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haliburton  tath aws my rnsenigao as .lelw gusse tn.o +
yotsubato  ihtytS NBEM raagrmm trsekis ian.ag +1
charcot_bouchard  No. No .uysg leunBd of ihs laotecd weolb VA dnoe dna it anc geenrate .psimlue it lacls unoinctj espaec yrmhht dan narwor pmce.xlo Boewl hits si jeip,nkur lebndu chanrb ;map& ruretniclva melsuc. ehsto ear eiwd xmoepcl +20
abhishek021196  hbeoddt)Tpohge(lc-milr rc eATVee ek airat dan tlierncves tbea nnenyetildped of ecah .treoh P saevn wad RSQ epxsemclo ton yhmihalytrcl saiteosda.c trlaiA arte r;l tariu&cgetvn e.art ulasylU daeertt wtih aa.eekmrpc naC eb scu yeabd my3L seadise +2



 +3  upvote downvote
submitted by fallenistand(27)
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Tsih nsoqteui si akgisn whta wldou sacue !sith PR rivtnale egmisns up is an iuses ta hte AV .deno So ilgbaatn het VA enod ldwuo aeucs areht lock.b

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 +2  upvote downvote
submitted by mutteringly(33)
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UW ouQensti :Id se679ntigT1 a yrve asrmiil ccteonp nda dsoivpre a arget anxopinlate rof ht!is

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 +2  upvote downvote
submitted by krewfoo99(115)
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nI darosb dan yo,bden It is idsa hatt htdri gdeere rehta klboc is ued to lkobc in eth SHI jekeinurP mts.eys So yhw ludow notbalia of AV edon aucse iths sdeeias?

ntoWudl ieoctnstdru of ratp fo flte ceveltnri be a brttee rnaews ?

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brbwhat  Had eth easm todbu, daRe the part gaina nda foudn .tTphisy e 2 Is cadsue ewnh ernkipju is nagghni by a aredth and trhorfeee eoms ussmlepi tcd,ncueod emos C.hbto n si ecduas yb prkuneij tno digctunonc epslsmui form ,san meso olrwe akeercpma ie injkuerp or ish si lragdopiisen by isflet eechn eiestcnlvr abet etdnpe.ynenlid Terhe is BKCOL ni unirejkp ofr docointcun form .A nmngsoa sptiono teh nyol ithng thta ehsltiseabs tish coblk is nva lit.bonaa +



 +1  upvote downvote
submitted by methylased(20)
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Rlareug thmrhy t(ounc eth xso,eb hrye'te a)mes, 1 tdecdnuounc p waev whit elrguar rthmyh -gt;-& aairt adn ervtisnelc netbiga elptndeyninde kly(iel ceetvrnlsi tlcr yb sHkiPr-ei)ujn &-t-;g opcteeml )rd3( heatr obckl ;-&g-t NAV bainalto tis(h is lulcayta edon orf tsp iwht bAfi t)eimoessm

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 +0  upvote downvote
submitted by endochondral1(24)
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I uhttgho anbitaol fo eth av oend asw a tx for a fbi not ertah lbok?c

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underd0g  heT eustnqio sska rfo het UECAS of eth rhtae obc,lk nto .rattmnete +



 +0  upvote downvote
submitted by osgoodschlatter10(41)
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I nhitk eht tseinoqu resfre to a naceiors decsua yb ainaoblt fo a cpiaratrul rnoegi of het eha.rt

If uoy loko alycfeurl rthee ear esom eerrutpma- tcinraervul etsab r(o arrhte utsj .1) remter-uaP iavturelnrc tsaeb nac eb cusade yb aiotlbna fo hte VA nedo cesin hte VA dnoe si blioenrsesp for rhythm otnclor by tgolinnrloc eth brnmeu of AS oend ipmsluse htta era edtntitmsar to eht ctarnrulevi ccieltarle ntwr.oke

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 +0  upvote downvote
submitted by kard(52)
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ietPants how orguend an VA odne intlbaao aer loas nmiaepdlt iwht a epameackr ot pehl aniatimn a anlrom ehrat e.art xT. fro emptcole cBolk

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 -2  upvote downvote
submitted by goodkarmaonly(2)
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ehT CGE sshow a ibMtzo ypTe 1 olkcb (rpnolggoin PR oedfolwl yb a drdopep vee we.aThs locbks sauyull sraie sa a yrpboctdu fo a lcutsidonfyna AV e,ond os tblinaoa at hte AV doen si teh stmo poatipeparr ranwse ni sith ecas

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kcyanide101  Thsi skolo eorm iekl a mztboi ypet .1 uYo anc amrcpeo eht cge daengsir ot ttha no F..A.. Ftsri eeegDr HB p&am; otbizM etpy 1 are alslyuu AV ..r..msolpeb Weilh Mizotb tyep 2 nad 3dr eergde ear IHS rpjuekni befri esussi +



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