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

Retired 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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Qhowc-4:uttwy=etmH?pcuoavsw/D2.v/uzw./htwob fi ur yzla leik em, thsi is a dogo erhrferes devoi

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d_holles zngiAam iveod dd.eu owehomS renev nreaeld shit ni norue ll.o +7

aag mAseweo ovid!e Is tshi yhw ouy cna vegi +M2g ot laeascmip t,psneati secuabe if s,o ndim ngmdado nolbw. +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(14)

+5 upvote downvote
submitted by ∗cantaloupe5(87)

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hiTs eon asw yrkcti tub I nhitk you vudc’elo eond htsi neo iwttuoh wneeodkgl fo MNDA trpecors.e mSte ltod uyo ttah utmgaetal taiasvtec btho DMon-nNA nda NDMA epertrcos utb ti vdietaact nloy AD-onnMN ecstoperr in eth ayrel psa.eh ahTt aemsn NAMD psrecoret ttievcaa afetr oDnAnNM- prree.ostc Tath neams igmtneosh swa ilgenady DMAN eotrrepc caatvtiing adn teh noyl awnres taht meda enses as eht Mg nighibitni DMNA ta entgsir .tlaitonep ecOn teh llec is deoealpidrz by ANMonD-n s,cetrorep MDAN ertrcpeos cna eb ceadaittv.

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hungrybox I rito/dgn'dtof wonk tshi foacidt nad wneaorrd ti ot het rctcroe enwras dan a grown ae.wrns ssGue chhiw eno I eohcs? +15

yotsubato aTth> aesmn imonsethg asw adeilgyn DMNA crereopt ctvanaitig and eth nylo rsnaew ttah meda neses sa het gM iigtbhinin MNDA ta eigtrsn o Wpihan. attt e l esmka eht gfnitsa iagntg tikinces checoi toeincrcr tnh?e +5

imgdoc DMAN precoters aer tbho gtolvea tgead nda igaldn tdega hsn.aclen lmtaaGtue dna raaaesttp aer nouneesgod gnslida fro ihst oteeprr.c nnigdBi of one fo the slindga si udeerriq ot noep teh nhanelc uths ti hxitebsi arsthccartesici fo a dgainl nchnal.e If Em meabe(rmn )ioenapttl is emro ianvgeet htna -07 ,mV ngdibin of het lnadig eosd TON neop the ennhalc 2+(Mg lbock no eht NAMD ep.rerco)t FI Em is ssle gvnieaet anht -07 Vm gibdinn fo het adginl onpes teh nnlheca nv(ee huhgot on +gM2 bkocl at tish E,m enalnhc will nto nope itthwou gainld ndgn.iib Out of het wrsane chiseoc ylno ADNM teorsperc cbkodle yb gM2+ msake ee.sns eHpo stih ph.sel +8

divya sewet xpeotnlanai ocidgm +

lovebug er~a~ly~l estw.e kyuonaht ): +

+3 upvote downvote
submitted by ∗sweetmed(157)

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At stinreg bamernme iptneltoa eth AMDN ersoeprct aer beolkcd by 2M+g. eTh agvloet nedpdneet 2M+g ckolb si dreveeli onup oilraintpazode of the atcitoys-npps mbenrmea . Teh naglid eddeentnp oaniatictv of eht MAND ererpoct esirqeur naicvaittco-o yb wto idlgsan, ymanle latmuaetg adn .ylnicge

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+0 upvote downvote
submitted by ∗okokok1(38)

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nA poriatmtn adertle liicanlc captoaiilnp si rbgneiemmre: naaOivr taoretma adn tiher istaoocssian :twhi tiAAD-nMN perorcte ns.pheiacteil sTih pesrtnes s:a rhyastiPcic ,rbtaedsnciu rmmeoy eiic,tdfs srez,ieus ssiyn,iasdek iounotmca itlisayb,tin lneaaugg cnnyfu.itsod

AF: 02;02 gp 822

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-1 upvote downvote
submitted by vlodkadrinker(7)

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ond't togerf btoau het gM !bkloc . . . . . .

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chandlerbas bwusctHP?=Hzuevmw:tJ.pgcyt-f/ha.oXmEow/t/hw +3

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