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Retired NBME 21 Answers

nbme21/Block 1/Question#19 (reveal difficulty score)
A 22-year-old man has had frequent episodes ...
C1 esterase inhibitor (binds activated C1r, C1s) ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
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 +10  upvote downvote
submitted by โˆ—mcl(671)
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Ptiante aym have adretyreih aend,oaemig whcih si isadatscoe hiwt crnutre"re actktas of nitnes,e avs,seim aedzolicl onutaecusubs eeadm vngloiinv eth eimsxeiettr, letiigna,a afce, ro utnkr, or souubcaslm edaem of eprpu aiyraw ro .lebswo" ehT clearti gseo on ot yas rst"eCae-1se hrtbinoii wroks dyleictr no eht cpotmnmele adn anocttc lmpaas sscaecda ot dcruee badkyirnni eerasel" hchwi si osla balbopry ogod to .owkn

emvn/tpp6l/gn.8w6P.r.i:6osh3it/hcm.nbM/w31s//Cctwilac

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notadoctor  huhgoTt stih was a ctkir ituneqso sa C1 stseerea ecdyecinif alos srlstue in a reaceesd in 4.C weovre,H teh sdceno neasrw iceoch aws not engrreirf ot C4 tbu ot C4 nginidb ntroe,ip cwihh I own okwn is d.firftene I laos n'itdd aielrez 1C eresaste swa lhlneicctay a empmcnelto ipero.tn +4
youssefa  edBas no yman eoruscs ryhdteriae eandeimoga osde ONT esacu a arsh aciiau)tr(r whcih si a inma ftnniftegirdeia tpoin enewteb nedeaagmoi dna al.gryel shTi dlsieam me ni tish isuoq.tne yAn ?tcianiilofarc +27
ergogenic22  1+ on hte bvaoe eabeucs tuteadop aestts ahtt 1c aeserets throiinbi eydinicecf, obth urcdeqai dna tre,innyoheard are boht rlnunaacto-,iir r,nnoticip-ru dna ttah is ioenfmrdc by the evboa eindkl lecrait +2
sahusema  soQitenu irerwt lobpabry tni'dd nkwo het rcdifefene ewtbeen conueusat iatraicur adn ousuaescubtn eed.ma +5
almondbreeze  asem. ogt it nogrw cb hte tp nt'idd aveh sx fo hetarriyed noedeamiga - lleoswn lips dna esiyeld +2
teepot123  af 19 pg 710 +1
beloved_bet  ccogirdnA to Aobsms s"aMt lmia-eedtlcde fgOneadnmaeoe ti oisscaeadt wiht atcaiiurr nda rtueriusOphrt cotasseaid whti iccnllai ndngifsi of rlealcgi csertnoai (ees eypt 1 enrieyvhtistyips tPsitsercraneeo )n itinhw 03 netsumi ot 2 uhors retaf ruepoxse dna olevrses revo ohusr to sy"ad +2
skonys  ishT nteoqsiu si ssa +1



 +5  upvote downvote
submitted by โˆ—jsmoov(25)
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sThi intaetp sah DARIECQU NIM,EADEGAO hihcw si fnidfeert fomr Hrtdea.yrei In ayHtedreir oyu do TON trepnes ihwt tcrriaaiu as dnoeteimn yb msoe rsipeuov snot.ecmm

aretsun6tea67t0i/o9iobhrdaoe1/c4.1accn-8l2a/l/1pm-:t-114/1ic.rsj.l10m

eucrAiqd mieoeandga AA()E is azrececarihdt yb rdqiucea ieiyccdfne of 1C irhiboitn HN(1-C),I vtpanctioairehy fo het ciaallssc tyahawp fo mhaun eetlcmmnop dna ogdnmeaeia smotypsm dmiaedte yb ynidrinakb sedaeler yb prpnrpotaaiei viatcaiton of hte citnk-incoant tmys.es

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 +1  upvote downvote
submitted by โˆ—syoung07(58)
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eessm shit eyaietrrdh enigoaedam kacls e,lwl egneivtrhy ahtt si eetidahryr ia.maneodeg hTtas emso gdoo fyamli ufn ehter he otontC

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 +0  upvote downvote
submitted by โˆ—abhishek021196(119)
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drtaHieyer admieageno EA)H( cduase yb t-e1essreCa irihobitn ecynifdice is an uol-doiaonaasnttmm aessdie stligrneu rfmo a nmoatiut ni eth toCii1i-rhnb .eegn EAH is reacizhatedcr yb cterurner csatkta fo ntene,is ,evaimss edzcailol teuoauncbsus aedem iognvlniv het eixet,teirms giaeial,tn c,afe ro k,rntu ro muulbocsas meead of ppeur riywaa ro e.lwsob itoRune tlnm-oger rlhasopipyx wtih heirte teudentata nnreasodg ro seeea-sr1tC hiinrotbi sha neeb hnows ot reeduc eth eneyqurcf nda eeystrvi fo HAE t.castak

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 +0  upvote downvote
submitted by kolivera(4)
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shiT is hawt I cmae crasos pitgnut eth tow aegam(ioedn + aprasglsnmo)y tgteoe.rh ekTa tino caucotn tath thsi info si ridneargg IAEsC ut,b I gsesu whit a itrecan rvstiyee, mdnioaaeeg nac be sicaesdtoa hwti htroe xs. re,eH"vow gidmeaoaen ahs cocurerd dusdleny trfea tmhnos ot syrea fo thre,pya dan oabtu 02% of kownn sceas of magaedione crgnrucoi in tihs noxttce yma lnievov rveees ptsmymos e.g(., dsy,pean dtosr,ri sapg)r"olnm.sya

niynnh-etoid/.ctceacageemtowsi/t.rwpdrssewed/m-diptdceniosi:cmn/ac/ite

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 +0  upvote downvote
submitted by syloruspincter(1)
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I tno'd leevibe htsi uqtesnio is agirndesds hraiedrtey mgdenaieao chih(w si ifdleintey a nanomfittesia fo IHC1-N nfce)dii,yec but rareht just oieraecvvt nmlmepecto i(secn tsi ibirionht is ndeetii.)cf mbereeRm atht urstdopcby fo het lnmmoctepe edsccaa deilncu ,C3a aC4, adn C,a5 chiwh era lal aoxls.iaypnhnta "Eosepsid fo eoasnctuu rcitiuara dna acsnlcoaio osseeipd of mo"gayslnspar ibercseds an glarciel ioeracnt thta can eb ieeatmdd yb teh iphaolxanytans prcuddoe in het sdaecca. The theor sawenr siocceh lwudo ldea ot edcdeaser oetlpmcemn tvciaity nad ereeotrfh seerlae of fewre itphsnaolnaay.x

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