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Retired NBME 20 Answers

nbme20/Block 3/Question#29 (reveal difficulty score)
An 83-year-old man is brought to the ...
Early septic shock 🔍 / 📺 / 🌳 / 📖
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 +7  upvote downvote
submitted by hayayah(1212)
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etiScp khcos is a pyte fo tbirevsdtuii cohsk ciwhh si amdker by semasiv nltodsavoiia (td/ aoltrnmmiafy esep)osnr cusgnia deeadecsr VSR, dareedsec prldeao / PW,PC adn adeisnerc CO.

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smc213  eSpcit khosc nca osla eetrsnp htwi miyotrpehha 3&;lt6C +3
bethune  Why is ti ton tganrsittiloanes bnleeg?id +4
beanie368  GI eibedlgn ldowu sepnter tiwh iesnrdeac VRS as a oensrpes ot moaivelhpyo +10
mysteriousmantyping  Why dowlu ihst nto be lympnauor oimmebs?l +1
step1passfail  orlyPuanm blmmseio douwl uceas a edceresa ni iarccad t.oputu Terhe is iceansdre sresepru in hte gihh calmipnto RV ihwhc nac ubgle nda ecprmsos eht L,V giarnseced tis rd.aepol =CerHtOa trae x rektos levuom adn terkso oeuvlm is lratilpya trdemdinee by .pdleora fI eth muaopyrln omilesbm is reagl gohuen, ti nac olas bttsuorc the anlprmyuo velsess nad nybetlqeusus otn heva gnuheo olobd onigg ot eth AL adn VL, tiyaluteml nmagki het ccadira ttpuuo near 0. +3
chj7  utO fo lal het diefrtfne etpys of k,csho dacriac utpotu si riedcnsea only in iutevdbtirsi kcohs (.ie cal,atcanpiyh e.)ispct +1


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 +1  upvote downvote
submitted by bfinard1(3)
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nCa seneoom alpenxi hwy ircaacd uuttpo is ghhi in etscpi o?sckh

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drdoom  taaBecir nda railcebta nmnecootsp k(lie SLP) in cuioitlrcan eirtgrg svseima eslaere fo osiekytcn lk1Ienuren-,it( ien6n-kutleIr dna NT)Fa, nuetsgrli daiaontsol.iv rateH taer saneicrse to namtnaii dneetc .BP +1
bfinard1  sI osrkte oulmev tno fedtfeca by ttah mvasies laidtas?noivo I odwul ntikh if nvueso mtysse si aovdleisdat tnhe y'duo evha cueedrd DEV morf edruecd lobod fwol to htear +
zedora  Both fo uoy aer cc.reotr In epicst khcso rehte si a aevsims otdoiv.nilasa In roder ot csenoeatpm rfo teh decredu odlbo u,rpreses herte si an eandreics tareh .tare oNw, pnigkee isth ni m,ind ahwt is teh OC fulrmo?a CO = HR x VS giRt?h Lste sya dnuer arlmon tocdnonsii HR si 60 &pma; rSeotk eumovl si 05. orYu ccariad uotutp = 06 x 50 = 3.000 Now ni spicte k,hsco ryou treha rtae is ymsvalis srdenaiec ubt ryuo rsotke elvumo is cddaersee .llmymiian oS tsel lgup in eth n.sbruem Lste ays, denur itcesp kcho,s HR = 051 m;&ap eorskt lmovue si now .03 hTe iacdcra ouuptt is own nonag eb = 501 x 30 = 0045, cneeh your OC is asreecin.d nI tecpiS ck,hSo het erhat tear si asmiseylv eecaisdnr mcapdreo ot hte tumaon of SV dreesdcae. +
drdoom  @1anfribd yB o,iadoitaslnv I lmtaso yvlclxseeiu eamn raetaril vsdta.olinoai Wehn ti mesoc ot CV, I alyaws rokw bdacarkw omrf rs“fti sprielip,n”c adn ni ym wevi hte ritsf iperilcnp of eht CV msstey is, atna“iiMn ssresepru ot anmitnai odgo ”.owlf llA heotr dmstacamoocoin of the CV metsys ahcngs(e ni streoy,]pr[ihttngno ]rototyirpe,oh[cmn rocticovnnaoists nad loniivasoda)t era ni secr*i*ve ot tingmnaniai sofl.w uhWotti dogo owslf, you gte eth ingth nmhua tsiuses leik the t:elsa not ackl fo egoynx but otiuacnucmal of 2CO n(ad eth yacditi ahtt oesg whti i).t +
drdoom  So, lal htta aws a nogedldwi-n awy of nsgayi atht diCarac ptuuOt lilw iemnra ihhg ehnw eth bydo si nrgudpoci -segidderrenihha-ht vlseel fo CO2 whe(n nsaogr adn hte mneuim symste aveh goen tnoi oevrivrde to osedprn to a athtre ro ot dedssar dpsecnonitemoa in osme oterh tpra of eht tyem);ss eth umtigenpml fo riadcCa ttupOu alhesdr the eibgningn fo the de.n It nssfgiiie htat hte retessss geinb oimsdpe no het dbyo xeeecd eht iltaiabescip fo hte smtyse. +


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 +0  upvote downvote
submitted by calvin_and_hobbes(2)
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yWh is eht T lnarmo in hits ipnetta? I wludo hvea rddctieep ndilrngyue eifnotnci — i,e vefer — reefob neev a"yelr" citspe hckso. I lcesteed sectpi sokhc ruyple rfo teh barltacntie lwo VSR eiepsdt dflsiu tbu antw ot aesnddnrtu ermo utaob the sebenca fo .ev.e.fr k!nThsa

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drdoom  lerEdly dan( mrmmdmoouis,npcieo lgerayle)n od tno tmuon suorbt veerf psrsneseo ot reabatci nad treho n;icrrgoasmmsoi in yrl,eled isth boylpbar ash to od hitw “cdne”eisl of eht nitean mnuiem ssymet r(yuo sapgom,ercah entiirdcd slc,el nostcmyoe, pm;ac.,& juts ndo't ftounicn as llwe as yeth uesd )t.o In ehrot ,dwsor fi ouy 1)( wiedp uot emono'sse mimneu tsysme and neth ()2 enijcted atacebri tion itehr mdsotb,eralo uoy tuo'ldwn brovese yan eferv herit.e Teh pescrnee of a i”“talycp (arlmno) freve ni an erledly ro ceosniomurimmdmpo peaittn nac eb a serpu gniernnocc nsgi: ehyt ighmt vhea a gragni oinfietnc no the eiisdn. +
drdoom  form^ het ceatl:ri etb“Ans or entdlbu evfer rsepoesn ni teh r.edylle reTeh is lmeap ncivedee atth a btldeun efrev srnepseo to a seusoir tcealab,ri vlari, ro lguafn oiefinnct ussgtegs a oproer ospnsorgi htan dseo a bstour erfev sserpoen .]13[ In iiandot,d eerth si a sitbutsnala yodb of ata,d soytml rofm anamli emsodl, hatt te—huerfgrvho sit sfecetf on iumnem ynintuo—amfc eb na mtiraotpn tohs fensdee cmamsnihe ]1[4. ghyoluR %300%–2 fo yeedllr spsrone thiw ressuio atairlbec or livar stieiofcnn llwi rtsepen thwi a tunelbd or irlnetey nebtas ervfe noeerpss 15]”2.[3,, +


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 -2  upvote downvote
submitted by spaceboy98(22)
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Teh ayw i kloo ta hits si eht eam.tupreert

A cepohyrtimh aeitptn illw tomlas yslwaa reeptsn with stcipe chkos asebuec ietspc okchs cna epenstr sa bhto emhyipertrha or epyhoiahtmr

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athenathefirst  enDs'ot duson eccuatar. shiT atinetp dha a naroml emrarpue.tet +


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