need help with your account or subscription? click here to email us (or see the contact page)
join telegramNEW! discord
jump to exam page:
search for anything ⋅ score predictor (“predict me!”)

Retired NBME 23 Answers

nbme23/Block 2/Question#32 (reveal difficulty score)
A 2-year-old girl is brought to the physician ...
N-methyl-d-aspartate (NMDA) 🔍 / 📺 / 🌳 / 📖
tags: pharm neuro repeat

 Login (or register) to see more


 +19  upvote downvote
submitted by nwinkelmann(366)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

oS, rof moes nr,oaes nearmorstuiestnrt is sghmoenit ev'I LWYAAS tegdrgsul h..iw.t ralpybob eabcsue I w'tnas hatgut it lwel so renve ralley enelrad i,t utjs laerden enguho ofr veaehrtw ae.xm I sujt ndofu hsit boo uhrtgho NICB and sit AITSC!NTAF tIs' ofmr 0201 os gihmt be l,do utb ti aws e.artg uoY can echsar touhgrh teh obko nad dnif hte c.hatsrpe I yptter hcum juts tnwe tghruoh all fo hte smrtnanrteoiuert ra.ephtc bb.otpi9h/gsk./nioB9nw7t1/wnl/hs.c/:wvomK0.N

yM iman yeaa:Gsatlmawe-uktta = jrmao tcaxyreiot utr.sinrttnremaeo Two teyps of )rorc1pt:ees tepcboi,rtoma sotm fo hihwc rae scntpaieyrp Gi hchiw lades ot deeasecrd NDAM eecorprt ivtaityc dan sirk of xiityoictcie,txo ro ptyopntcssai qG tscrepero taht edal ot nseecria ,N+a +K, dan eddrcesea eagmlattu uacsse tapleozordiian nda eandercsi +g+M dtemipsclaen adn DNMA otrepcer itiatcvy dna iksr fo tcxeixcttiyoio, adn 2 ) ooticnrpoi senncahl udniingcl ANDM adn AknteM/aaPiA nnhclase, hwich lal oawll ioscncfiepn noatci iu,xfln ubt ylon ADNM wsaoll C++a iuflxn (nad ynlo in a gotavle dndteeenp annerm ftare cunftesifi draioopieztaln hsa eadslpdci het noibhtiri M+g+ oni ni the lhc.na)ne

BAGA nad lynigce = itbohniiyr rotinsurme.ttarsen 1) AB-GAA and CA-BAG = otporionci chnnslea taht leda ot lexuf of ,-Cl and teidesp shti sauincg oi,nitroeaapldz hte nruneo tslli syats beowl igsnter naoiel.ptt AAB-AG ingibnd tise fro utbsatibearr, dte,osisr BGA,A dna oproxniitc = dineis epor of nl.cenha AGBAA- bningdi tsie fo baziiepzosenedn = tsodiue of peor of eanlhnc. 2) lineycG eclhnan is a yvre maisilr -lC elfxu nen.lhca 3 ) BAAGB- si a itcmbptaoore nehcaln tath tstavecia iG nelgdia to deaecserd MPAc hhwic etaaiscvt efxulf K+ sncaelnh nda shtiniib +Ca+ fixnul slenncah gndliea ot zy.inohrppiaaetrlo

igincBoe mseani = eshmiaclectnoa admnioep tcooonindir(a of obyd eot,vemnm eardwr, i,aoointtvm mtenio,nfece)rr ennrprehieonpi epel(s, efasknwluse, nat,ointet fengdie hve,obria nriiehpeenp eost(lw trointcacnone ni SCN,) upsl nneiorsot e(l,pes uflanek,esws osnp,disere yxeiat,n n)uaase nda imienstha ar,oalu(s ,itntaento g,ralyel suitse agad,me adn yam uenncfeil oblod ibarn .of)lw iyvsO,oulb all fo isht is ni didiotna ot cedngerair nrstmioanorissenu and lhg,tif ,fright dna htigf ee.ssopnr

PAT nad ehrto esprnui = iacreoxytt ianr,smonsist scede-raoel hitw hreot uemlll-elsaocm irmnsstarotertun.e oeesnnAdi 'ints asllysalcci cienrdsode a ruesmernirtttoan scuebae it t'ins eaor/teeesdsdlr in +C+a nntepeded ena,nmr tbu dedvrei rmfo ATP feerob ahving an oayirtxect olaetipt.n

oeAlylnhtcice = moraj rieuttrerosntnam dovivlne ni runnnsoertssamiio avi irumnsca dan oitinncic rsotpeecr.

Pieptde tersniuasoerntrmt = ncolmoym aelreeds as etiodpprep glraer pocrserurs hatt ear eadcvel yb eicfpcsi mynesze that erwe ni het maes uerroserntatmnit vceslei uonp eseae.lr veiF yetps = nug/airbt pstipeed, iipood edp,piets ptutyiair pi,dpste ilphoachaytm ranieelsg rn,msheoo dna soeth ton cfi.sisdael laxpEmes = puecrrros atth gsvei eisr to cbuetasns P pi(usmahpo,cp etconxo,re nda TGI nda easerled mofr mllsa aeidetmr SNP C rsbeif hatt tamrinst apin dan rumetpeaetr aoirfniotm,n wrfepoul noheetsyp,vi iebindtih by oiodip dt,e)isppe oeukirninn ,A pioetprundee K, dna puerneoptdie magam, nad ipodoi ppdeeits cigidnnlu platn oaliksdal ei(kl ehi,nmr)po htnieysct ipdioo diravts,ieev dan hindnoper,s dnryhino,ps adn .haelkiesnpn In eeglnra iipodo iedptspe are tednraespss .ei(. aiaslaneg mms,)niheca livovden in mcplxoe vsbiaerho el(usax ,irctattnao ugesrimsvsbee/sisgiav ovi)bae,hrs dna iplmaticde ohutgh( otn idte)nviefi ni piicshrcayt eod.dsrsri

llae,vrO mrisnnertttseraou = pety pt:sye saloeuclemlml- irrnssemattt dna erntoduep,esip eewhr -csmsolllalemue naristemsttr are serfat adn tieedma aridp caytnpsi snisansoitrm e..i( goraennd SNS hgghfgrht//ittiiffl iuqkc s,e)sprneo whree sa epeopdinsteru n(galo twih bgioocil aiensm nda omes lsalm melelcou ms)tnritesart rea rwseol dna emitade ld,graau orngdolep ssonareoiir.numnst

meSo i:tcpsuer drmmorha_twtepv.olsfcptueuwtd.i.hnusodke_tprrenthsepee/arebi:umn/vi/w_/kan/toi, p3thf/73e-rrtd-ncgr6eBsArabl3ogici/afoe.e4a2.s0tlspP45R4dfo/61ai1n23u6rrspu82r//eec:gt1/-w9h60a/-otp-1-rfbu8eTde0gasdeeGbsargc0m1l-A-itbp0awnieihwB, nda gfeltie#t-fsuf0toUgsae=50bb=1/ra6ep53b/dwfd;_n1b6d4wel/cd/ia7&nelli1arhap/rbmntx.-edesx2wg8h-ah--.a3g.:a1i-t-/e2-g9w

unscramble the site ⋅ become a member$279$49
sweetmed  shTi si n.aamgzi ktahn uoy +
sweetmed  ihsT is na.izmga nhkta yuo +
paulkarr  ..o.Wah +
brotherimodu  hotSr oedvi eosenmo pdoets from 21NEBM- wsren:sa vweto/mtQt.hzc=:/wwuhc4D-vswwp?.ytHoauo/2bu +6
dorischang  Ddt'ni hisfin agdenri ,sthi utb it soolk smeweoa +3
kcyanide101  If oyu annaw eitrw a ttex bkoo jsut sya .so..llo. :) +

  • effect of glutamate antagonist on pt with acute cerebral infarction = targets NMDA receptor

  • decreases calcium entry into neurons = decreased excitotoxicity = promotes recovery from acute cerebral infarction.



 +19  upvote downvote
submitted by sympathetikey(1600)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

ohTug utineqs.o

lRcale htta aMtmnenie azer('ilhsem drg)u is a MNDA Rrteocpe tiotnsangA thta selph evrenpt tcxcittxiyeoo yb cgoBlkni +2Ca tnery. astTh' owh I mrmeeerb iht.s

unscramble the site ⋅ become a member$279$49
veryhungrycaterpillar  e3/.eut/tt9njssrs90/.oi//ogoctpotn0wh.rcw:/1hrnwreaGt lltiet eadr, and stih si hte ppare teyh ertytp hcmu bades hits unioeqst n.o +
veryhungrycaterpillar  kediLn the rnwog apep.r tMane ot lnki htsi on:e .ewm.5irbpcw/olwsvt0tnPitsM6cgh.2nc///8hl7/./Cn:mpi6a +

a picture for better understanding https://2e.mindsmachine.com/asf04.02.html

^ link is dead :( (they published a 3/e) but here is the re-route to the new site if anyone wants to dig in https://learninglink.oup.com/access/watson3e-student-resources

+/- drdoom(1206)


 +4  upvote downvote
submitted by spow(50)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49
  • )A GAA-AB tpeorscre elt -Cl in
  • B) nGiyelc si used ni hte alipns rcdo sa na btnroiyihi uottnrmreiretan;s lsao tels Cl- in
  • C adn E) brtMapotoeic tlamgaetu csperreto rea p-reitGon edlcuop
  • ,Toreerhef het lnoy tngih atth colud let 2a+C ni si DANM ercporets
unscramble the site ⋅ become a member$279$49
thotcandy  idocagncr to sith, TH53 is an ino cennalh lanym(i aN adn ,K tub oesm )aC so ttah aws kdina ffye imo +



 +3  upvote downvote
submitted by lfsuarez(160)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

MDAN rtepoercs ni siht scae are gnbei euds for olng mret onoenpttaiit thwiin teh iarnb adn uto fo lla fo rhete hsoceci yoln sith oepertcr ssue Ca+

unscramble the site ⋅ become a member$279$49



 +1  upvote downvote
submitted by chasingdreams101(4)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

I dikcpe NDAM ucaeseb ’tsi ytaistrml,ou btu is htree yna ederpe onaers for hi?ts

unscramble the site ⋅ become a member$279$49
tea-cats-biscuits  heT Q is lcuatyla skigna ihwch of eth ertocpers use aC+ ,iosn nda of het cihesoc nigve ylon MAND oersreptc do .so +32



 +1  upvote downvote
submitted by adong(144)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

ouY acn nwares yb oprcess of iatoe.linnim itCevimpt"eo snonct"etraii emsak you ikhnt rtilmuystao N.T ssCro out ABAG dna yce.lgin In teh otcrxe os .umgltatea ciMebootptar dulwo nema ehre'ts eoscnd rnmegseess ovilvedn nda the roecpetr lowdu nto irtsmtna mci.lcau eecnH A.MND

unscramble the site ⋅ become a member$279$49



 +1  upvote downvote
submitted by an1(114)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

usde ni lnog rmet onittoietnpa g(uleg,ana emro)ym, yMa lsoa layp a reol in neeg rtintnpasicro in ounnser

1) AMND is a lmattaGue roeptrec s2upyeb )t MAAP is a eubtpys of NDAM taht is yiiitlanl aaditvect yb atmutaelg lereea)3s DANM oeerctrps aer oufdn nare AAMP cpseorrte utb rae not dteacvtia yb wol eelvls of gultataem relesae due ot a gM ion nb‘lck’ogi teh en )hcna4l qeertnuF coniAt iptlaoten ;t—&g soniutamlit fo AAPM —&;gt ladrozeeips post capynsit onnure &g—t; vtgaole denpeetdn gM bclok of MDAN ertpceor evoremd 5) fnxliu of Ca tgrouhh ADNM —tg&; aucess nvee roem MAAP opreersct ot eb estinder iont hte rmbeenam TON(:E PAMA is snspoeievr to aC adn tm lt)6uaae)g ecasuBe terhe rea eomr tecosprer to sopernd to ,ti eht clel si roem esnvripseo ot ttaelumag

unscramble the site ⋅ become a member$279$49



 +0  upvote downvote
submitted by zpatel(36)
The site was recently locked🔒
It can be re-accessed by making a purchase.

Purchase your membership here
unscramble the site ⋅ become a member$279$49

lal eht hseotr a mecoiinvntteop seicn teyh eahv ctfsecciippyfice(isi sidga,l)n DMAN si teh ynlo eehoeiesvnec(nctnl pttcimoivee )eerto,pcr ahs a naldgi stei nad ca , na dan m..nceeg.h teitcvoeipm

unscramble the site ⋅ become a member$279$49
hello  teh enioutqs ssay etitcmvpieo nsetrint,caoi i tiknh tsih is tfidrfene fmor oeveiimcttp g.bndini +



Must-See Comments from nbme23

ferrero on Precapillary resistance
yotsubato on 99%
sne on Triglyceride
sajaqua1 on Area labeled ‘D’ (Spinothalamic tract, right)
stinkysulfaeggs on Hypoglycemia
hayayah on Iris
soph on Peak inspiratory pressure (alveolar): ...
seagull on Area labeled ‘C’ (Cranial nerve 8: ...
water on Dietary change
wired-in on 28.8
beeip on Binding of permeable ligand to nuclear ...
thomasalterman on Hypoglycemia
yotsubato on Inhibition of the cytochrome P450-dependent ...
seagull on Decreased sodium bicarbonate reabsorption in ...

search for anything NEW!