NBME 21 NMDA receptors are blocked by Mg2+ at the resting membrane potential (NBME Answers)

NBME 21 Answers

nbme21/Block 4/Question#45 (reveal difficulty score)
During an experiment, an investigator ...
NMDA receptors are blocked by Mg2+ at the resting membrane potential 🔍 / 📺 / 🌳 / 📖
tags: pharm neuro magnesium repeat

+59 upvote downvote
submitted by ∗niboonsh(409)

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=ctw2wyb/-tvzoH.mv/u:D.owuphw/thuc?tQaews4o fi ru zayl ikel me, shti is a odog rrsefhree vodie

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d_holles inAgazm odiev deu.d womSeoh eernv neraled htis ni oenru o.ll +7

aag smeAwoe d!veoi Is sthi hwy ouy nca gvei g2+M ot eaipmsacl patesitn, ucbasee fi o,s mdin anomddg .nwbol +4

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.

+1/- namesthegame22(13)

+5 upvote downvote
submitted by ∗cantaloupe5(87)

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Tish noe asw tyrcik tbu I khint you uvdeocl’ dnoe hist eon iuhttow oldnkweeg fo AMDN erscper.ot Stem odtl uoy atht ttgmuaale tvasictae htbo n-AoNDMn dna ANMD rsopertec but ti vaettacid lony ND-AMnon etrcroeps in eht ylrae sap.he aTht aesnm NMDA soreprcte ticaavet reatf nDnMNAo- oes.ecprtr Ttah nemas nomgteshi aws galnediy MAND peroetrc caiganttiv nad eht nylo rweans ttha eadm sseen sa teh Mg ihgnbiiitn NDMA ta intsgre eianotl.pt enOc eth ecll si lidoezdrpea by AD-oNMnn ospctee,rr DMAN oecersprt anc eb c.tetvdaai

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hungrybox I nitdtood/frg' wnok isht caoftid adn rrewdnao it to teh tcocrer esrwan dna a wogrn nrew.as suseG hicwh eno I cse?oh +15

yotsubato ha>Tt mensa gmhsiotne wsa lngyeadi ADMN ocrprete igvaacintt dan hte ylno nraesw hatt emda esnes as eth gM hbtniinigi DNAM ta rseigtn t W niae.oap tthl akmes hte fsaigtn atggin kteinics hecioc nrocitrce e?tnh +5

imgdoc NMAD poretercs are tbho tloveag eadtg nda nadlig detag hnalsn.ce eatGlumat nad atprtaase rea ooeengunds dnsgail ofr stih etpr.ecor dniBngi fo neo of the dglanis is ueqdreri ot onpe teh canelhn htus ti exhtiisb hscrciractesiat of a nldiag ah.clnen fI mE ermeb(anm titnp)aloe si meor enegaitv tnha 7-0 V,m ingdbin of the gldina dsoe TON pone eth ehlcann M+(g2 oclkb no eht MDNA rr.c)eopet FI mE is esls evngeita atnh -07 mV ibingdn of eht algndi nespo teh aclhnen ve(en othugh no Mg2+ lkcbo ta hist ,mE cnlhena lwli not peon twiuhot lgdain bnd.gini Ou t fo the arnwes hcecois ynlo ANMD csteorepr kcdlboe by 2M+g aemsk sne.es opHe ihts hes.lp +8

divya ewset innoteplaxa dogimc +

lovebug al~re~yl~ seewt. hnyutkoa :) +

+3 upvote downvote
submitted by ∗sweetmed(157)

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tA trisegn eabermnm ltotpeian hte NDAM rteocpesr are kceblod by .g+M2 ehT vatlego eenenddtp +2Mg okclb si eeevirld uonp ioortznpliaaed of the sysntpoa-cpti meabenmr . Teh gainld pdeedntne ciatvaonti of eht MDAN rcrpeteo esrrieuq oo-cavctaitni by tow ignsld,a mnyela gumtatlae nad elycgni.

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+0 upvote downvote
submitted by ∗okokok1(38)

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An ttpomanir raeletd acclinil noipptlacia si rgm:einebrem vOnraia mteraoat nad eithr ansoisscoait wti:h -DtANMiAn prcreoet .nteiclaeihsp isTh pessrtne s:a icactishrPy ecbdarnt,sui yemorm tice,sfid iueerssz, kssiyesandi, omutcnoia liia,yttnsib gnleaagu .yfsuoctndin

A:F 0220; pg 282

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-1 upvote downvote
submitted by vlodkadrinker(7)

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o'ndt ftrego auobt hte gM kocb!l . . . . . .

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chandlerbas ut//J:my=o/vHmPw.eh.gto-cuEswa?fwchbztwXtpH +3

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