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Retired NBME 20 Answers

nbme20/Block 4/Question#15 (reveal difficulty score)
A 45-year-old man is undergoing a surgical ...
Decreasing respiratory rate 🔍 / 📺 / 🌳 / 📖
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 +9  upvote downvote
submitted by radion(21)
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priaaeryHcb sueacs celrerba aotin.adsloiv fI oyu hvea vree eens na t-iran ro tceau potosp- airucrueognsl ei,taptn ro yrllae yan antipet uotba to eei,rhnat oyu nca bemmrere isht suebace yhet will eb dyarphteentlive to COp2 aondru 3052- ot sreaeced PCI vai claberre icntcivsroano;sto ni this csa,e we hvae eht epispoot. Teh cruev fo CpO2 sv lbaerecr bodol oflw si tqieu etspe in eht hoipiyogcsl nager nagnemi laslm nahegsc in tineaovtinl kmae a iifnintgsac eedcnrfeif in F.CB

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smc213  AF 8120 6p.48 +3
lynn  9210 - pg 894 +4
jaeyphf  2020 - pg 105 +2



 +3  upvote downvote
submitted by hayayah(1212)
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eiertiHlvyaptnon useacs aeedrdcse PC2Oa chhwi bentuqluyses elasd to arliaret aicooiosrncntsvt stuh iwlnoger ralrbeec obldo wofl ()BF,C erbarecl bolod vmelu,o nda .ICP

eH sntwa ot cenrseia PIC rale(ercb siltind)aooav hhcwi eh can od by gresaeicdn eth pteoiyrsrra rtea .l)ioiytaenop(vtnh

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 +1  upvote downvote
submitted by drdoom(1206)
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Teh orem lreagne nrilpp:eic eneodlthai ldvisaaoet in teh renspcee of ihhg ;2CO you oatgt etg idr of ttah idac wsme!hoo na’Ct elt it uae,mtcclau as werlo Hp htnwii a “onmiint-ornv”eecmr ftfecsa rcecetsnrcyiu/ftfuie of nmze,yes iperon,ts e.ct heT ermo cdaici a clloa rnitnmnove,e the emor oyu txecep rnyeba vuutrsacael to teldai a(s a snema fo rinaceigns lowf are,t herbyet inyerfgr ffo aucucetlam ).cdai

heT nteogiisatoelhss acn oxitelp tsih enahcsm.mi yB tvrynglinepaihet biwln(go ffo 2)CO, het bnria tarauuesvcl ssense a owl OC2 / yn“khrdo-yu st,a”et cwhih esirqeru no lnaai.iodvots In threo owsdr, eth cuavraestul deos nto eend to ucinoetn het cnTgosuPnAim- tpreacic of sinszghyinte tNiric dxOei ().NO

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hello  Btu, hte Qsmet- tseats hte seotsligtihsnaoe is laigetOtvYinPHn hte ea.tntpi +4
drdoom  dgsercnaie praosrtreiy rate = ntteroein of 2CO = aaisldotvoin of rnabi srireate = rome ilfling fo eustb = rtrgaee rclnanai-riat psrrusee +2
drdoom  l@leoh hs,oot 'ourye grti!h i deedn my nieplnaxoat whti the pxmeeal of tvPHteoYininEaRl ewhn i oshudl ahve doen hte siotppo!e syro)r!( ... :etdi y"B aPtYOinltHnveig trg(ieainn C)2,O the brani uvsaleutrac neesss a ghhi CO2 nmnivetorne dna vslisdtaoae = arcesnsie trairal-ainnc lilnifg adn ps"ures!re +3
dulxy071  m@ordod ocldu uyo alseep eatbealro no uoyr i.tnpo +



 +1  upvote downvote
submitted by an1(114)
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jraoM gclinlnotor samineshmc ni het riabn are O2C and p.H A hgih C2O nad Hp (hhig C2O si eretdla ot adsis)oic rlseut in vITONIAs.DaoL hWne etehr si i,idtlona eht seslsev rae ttreeb bale ot efresup eht ar.nog Mreo puoefnisr ni the ribna lilw sreltu in ehrgih tirirncnalaa prrsseeu. usTh ot nsaceeir ICP, ew ndee to isarncee the 2CO ni eht o.dyb hsTi wlil be oned by deignruc teh RR adn entiiarng O2C.

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 +0  upvote downvote
submitted by cienfuegos(80)
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'dlCnuto uyo aols edracees the F?OI2 rPe FA, PCP also arcisseen ot pixayoh osal acsserede PCP enwh 2OP ;l&t 05 .mHmg

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cienfuegos  lsOiyuobv otn eth BEST iopont in stih ni,casreo but eesms eikl ti lcduo rkwo unssle mI' insgsim semohtngi. +1
step1soon  tIs iryaprim ervind yb 2!POC olyn whne 2O elslev opdr t;5l0& hgmm si wehn eht doyb dposesnr to wol 2O eessrrusp +2



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