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Retired NBME 21 Answers

nbme21/Block 3/Question#35 (reveal difficulty score)
A 63-year-old woman comes to the physician ...
Increased resting cardiac output 🔍 / 📺 / 🌳 / 📖
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 +20  upvote downvote
submitted by ∗cellgamesgojan(43)
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AV iuFsltas rut-eor oldbo mrfo hte trareail semtsy to het oensuv esmt,sy bgpya-inss eht soerAletri = enaesIcr LP --&g-;t ARIENECS V.R llA ni lla = Isnarcee .CO

gncoirdAc to olU,rdW teh aelretrois rea a orjam ucores fo tecsnseira ... so nygaspisb teh sraeetirol ltressu in a ceeredsa ni Ttalo rPrihaepel sesRcnaeti ... cignusa na areisenc in het rate nad loeuvm of ldboo grituenrn ot hte rthea. I am reyptt uers eterh si ermo to het oilpgshyoy nehdib si,th tbu I ophe ihst epxindale a tlie.lt

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big92  yaletmdiIem" lingwfolo ,tcerniao varieounersot ulasift VF)(A is osdtaeiasc ihtw an iesacrne ni drcicaa ttupuo O,C)( aedhivce intenrdpomyla uhrtohg a dtnoceuir ni sceisytm lvraacus etaseni,rsc redciesan aoirlmydca ycat,triniltco adn an iarsecne in teokrs oveuml S)V( nda haetr .erta rvOe hte golwnolif kw,ee gitnlraucci lobdo levomu caesisren ni cotunnjconi wiht sneeciras in latrai dan ianrb tiutanreric sdpite.ep eehTs loaertasnit are aioacdstes hwti larye sieaesncr ni lfte aviluntercr V)L( gllinfi reesrpsu wthi het aitnpleto ofr rntaslteu pcimta no ltiraa dna caeritulrvn abehcmr iodniesnms adn "nutno.fci I:MPD( 55 e5 'r 4 22eT5s8h) sola rhanote tudys by siEetnp rmfo het 519s0 olionkg ta eht fcteesf fo AF'Vs eetcff no CO ni men I(P:MD 0)3.718512 nepatpryA,l eth eacirsen ni eigrstn OC is a ibg leomrbp cuebaes it anc lead ot hiuhtou-ptg drccaia rufalie VLH)(. +32
hungrybox  Jsues 2big9 uoy enwt ni no hte earshcer lmoa u smtu be PSMT +6
temmy  29bgi ouy are .thrgi atht is yhw pagste sidseae eapstg aveh high utputo ccadira eilarfu seaecbu fo hte av .htsnus +5
kevin  htaw si isaeecnr" P"L +6
jhan17  Aidroccng to nkw"iW hei an aorrtoevueins iatuslf si feromd oiinnvvlg a amjor retary ekli the ndaiaolmb o,arta it anc eadl to a erlga dceraese in hepplriera renescstai seceuba ti by assp reolrteia hwree( romaj BP si )refodm . siTh dewerol pehelaripr scaetneris usscae eth herat to carenies setngri iaacdrc pottuu ot ianntmai poprre lobod flow to lal .sits"seu +


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 +6  upvote downvote
submitted by ∗azibird(279)
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I dton' flee like yna of heets comnemst have llufy dseaddres wyh eth eanittp ltrecuynr hsa nsieardec nisertg CO dna NTO dacrseede .SV rHee is how a erdifn of meni eeiplnadx :ti

PMA (at nritges HR) = 23/ BPD + 3/1 PSB = 77 Hmmg ni hsti a,tpneti hwcih si worle tnah ronmal (93 Hgmm fi you esu 028.1)/0 So MPA is credaedes nda hte ne/kioyetrdsh arosgn aenr't ttniegg eth seoupfnir htye ,dnee agdlnei ot ASAR ioaativtcn dna e/meBd.OSa APM = OC × RPT, so iths ldocu be due ot wol OC rlteaeiv ot RPT (tahw ew llysuua e)xctep or wol TRP evieltra to .CO ishT stpa'ient earlg VA austlfi sha dropepd erh PRT very ol,w iwhch nasme her CO mstu heav bene very hgih rof teh tspa 51 reasy to asepcetnom hghi( ttuupo ertah ifarl.eu heS sha noly 5 dsay of sspmmyot, iwhch emsna hes si ylrae on in erh H.F cenSi hse dha uchs a ihgh CO ot ngeib tihw, hre rdpo in VS tsih lryea no ldwuo tlsil ealev ehre whit an SECDNREIA SV poeadcrm ot a namlro aep.itnt nUless hre sluep is seupr hhgi, erh tahre tmus be ppgnmiu a mesasvi eostrk mvuleo ot amnaiitn a namlor ytoslsci ldoob uepressr whti shuc a low PRT (APM = VS x HR x )P.TR evytllunE,a reh SV aym redeesac ot be leowb olrmn,a tbu ton os aryel o.n

rFo ctNmsenpse oo:etl aesededcr aerirtla 2O ats uscebae oolbd is lgwifon orfm ayerrt ot evin, ton het hetro awy ntaNo.r odu cresaedde ixmed osunev O2 tas aecseub rrlteaai dbool si oidnfgol eth acusbaivnl vien irgth eerbfo edimx O2 sat dlwuo be oeret.Numsd a enariecds RVS ebescau fo the rlega AV af.stuli

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 +2  upvote downvote
submitted by ∗the260guy(18)
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utB e'hrse my mprlboe iwth ihts nsuqetoi: it assy atth hse sah a 5 dya rsihoyt fo BSO adn lenswlo sl.ge So bsoylviuo the raeth si inflai.g I pideck eardeDesc reSokt oeVulm fro ttah o.neras

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nwinkelmann  VA fualssti ear eno suace fo -guoththpui icarcda leuifa.r Thsi nroesp nestsrep twhi traeh i,laeufr btu it si edu to illacnyorch ineacrdse intrsge C.O +2
lukin4answer  nlaew@inkmnn eys htsat hrit,g eh ahs lingiaf h.rtae tub tisuoeqn is isangk hwta si the fningid fo tsih ,ientpat I esdrndatun het scaeu si auitslF auisngc hhig uupott luafre,i tbu ehty nidtd' ksa hte aseorn of ish FH, hety aer niaskg eht id.ifngn I oocesh dacreese etorkS VeOlum :/ +
happyhib_  shiT aws my iocgl adn gto to adeedescr tskoer muovel sa ;ellw yteh nater ksgnai wath saecud his HF or nhaginty it ayss htaw is het mots liykel diifgnn ni hits tnaepti. If ihs hraet is igaifnl ued to VLH mfor oeincttssn idaecners CO otnuldw eh AT ISHT REYV MMTEON IHWT hsi hrtea ifgnila evha dascredee ktrseo .l?mou.ve +


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 +2  upvote downvote
submitted by ∗usmleuser007(463)
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CO si niasecrde ihtw 1) dcrsedaee )aoeft 2rlda ieedrnasc 3o) lderap drsaIecne atlitcyrctnoi

An eoersutavnio sufiatl eetascr an teevnrltaia utreo for ltiaar oblod inot eth vousen acniluoticr o/w inggo taps eht aioesretlr e(th mojra ucsae fo hre ,.nTssc)eiusat yb ogdin so eht RTP olrfa(date) easdescre nda teh CO si .eedrasnci

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 +1  upvote downvote
submitted by ∗uslme123(86)
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F'sVA = eciasernd cadriac ttupB.UuoT shit 'istn ewn fro hsit senrpo? I ievw htsi sa a athre htat sha inllyfa gbune ot afli -- edscderae eeffticve lioarytcruc olveum &--tg; sainercde SRV.

utB i esusg yuo acnt' have B erofbe A -- tehvawer --\

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happyhib_  shi pb asw etgisonmh klei 00513/; twih ioaiclstd ruadon 05 I drefugi he dulncto aevh adsnieerc RSV euacebs sih itlsdioca douwl eb hi?egrh +2
trazobone  I dha itsh aesm sregnaino I optcyellme edlsgos voer the BP 🤦♀🏻️‍ +


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 +1  upvote downvote
submitted by nuts4med(8)
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oAynne aehv na aeid ywh teh sereedadc rlieaart 2O iusrnotaat si iccreotrn? imgunssA hes ash lmup edema nesic seh has EL ,eemad tnwlu'do a owrel 2O sat eb txecpede o?ot

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haliburton  I lebieev hreet lduwo eb on eracdese in 2O tutisroaan aebcseu nodaxgeeyt lbood g(hih eer)srspu is dnstheu iont aedgdxeeonty tiicr.cu As lgon sa teh uslgn cna ekpe u,p iths uldsoh srecanei uoevsn noagoentiyx on vergaa.e +7
hungrybox  yt btoh of oyu fro st,hi asw nwnoergdi eth smae ghnti +
coxsack  2O sat wo’nt gcneha /cb uryoe’ ont dgnadi edgdnoyeaetx bldoo ot the terliraa ised. Yeu’ro sjtu gakitn eaarirtl lbood nda unpttgi it iton uevsno l.dboo maeS rsaone hyw -R>L iaccrda sthusn ’ntod reeasdce O2 sat li(hwe in tnrtco,sa a ->RL uhnst ldwu.)o +5
hungrybox  ujst eeaizd:rl eht hgih rsseerup of teh lieatrra estmys spkee uot osuerlwprs-e nsvoeu odblo ni na VA itsaufl opbl(brya ouiosbv to stmo plp tub it saw a kaeure temonm rof me )llo +2
chandlerbas  ya ouy onwt haev creedseda erriaatl 2O tas eubeasc eygnxtanioo fo oldob si rsuefopni dielmit 19(AF 5)-46- hrtroeeef gnxoeianoty of hte lbood sppanhe inthwi het trsfi s3eod.csn fo engneirt eht oulrnampy iapycalrl hatt yuo oudlc enve ednalh ahgvni rmeo goaeexndteyd olbdo eertn +


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 +0  upvote downvote
submitted by ∗step1soon(51)
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tHare au:flrie hsiT si the smto rsosuei inlicpooacmt fo gelar ratvusioreeno tifuls.as iScen yoru oobdl fowsl mero kqliuyc gtohhru an rotaeeiosvnru lftausi atnh ti olwud fi royu ooldb wdfleo rghouth a onalrm roscue fo ser,tiaer liacpraseil dna i,esvn uroy earth pspum hedarr to stpeacoenm for the drpo in bolod ursepesr ealc(ld ptt-ouiuhgh aethr u)r.lafei rOev tmi,e eht ndieaecsr tnytsneii of yuro te'srha mnppugi can wneaek uyor rhtea elsmcu, gdanlie ot atehr rieaufl.

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