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Retired NBME 22 Answers

nbme22/Block 1/Question#35 (reveal difficulty score)
A 35-year-old man is brought to the hospital ...
Alteration of the thermostatic set point ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
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 +20  upvote downvote
submitted by โˆ—keycompany(351)
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Aelnoittar of teh rmiocttsetha ets tonip is a ctayhoiaphlm scosrpe detdmeia by lsoipdtnangsra dna si dendipnneet of het mstiptchyae vseonru tmssey.

,B ,C D, nda E all eqirure cythestpaim eesnrv to ictiell a reoess.np

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pg32  naC noneya elnaixp the snmmeicah enidbh vsrihigne adn hte catpmehsity orneuvs yem?sst +4
mdmikek89  alpmastuoHhy rayesl hhgrotu eth uoomicnat uvsnoer tms.sey Yuo ctu the lryae, oyu cna onyl egchna eht ctritmetsaoh set ,niotp btu teh ybdo 'atnc rte.ca +1
umpalumpa  ,uGsy I tknih that fro the gvhsnieri neeivaaltrt het npito is ONT ttha ticstapeyhm ensver cnoortl rnhivesig yl(tcaual, I naht'ev oufnd lecrsati no eudbpm ttah says atht sgrihvein si ontdlloecr by ttshm)iac.eyp eHT sesetia wya ot inthk si tath htis tp has a tsmesciy ifcioentn aa(k ey-SsscStimRI yfratmnlaiom rsponsee o.nsmrd)ye nI R,ISS tp cna aehv &;35Tlt C or ;g&8t3 ,C UTB ti si more ommnoc ot heva verfe tnah .myiherohpta ierdninsgoC ,iths you nac iayels -eurlout teh sghvrneii tlraea.etvni +1

Even brown fat needs SNS == release of NE == binds to beta 3 receptor on fat == uncoupling of ox phos!

+6/- apurva(101)


 +4  upvote downvote
submitted by โˆ—qfever(67)
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mpaulhHtoasy clilontgorn mpteerterua ets itnop is biyrfle eiotnemnd ni tmaPoah 1820 inodtie aepg ,13 hreapCt 2 III adrCnlia ssnig fo moniaanltfim D. veeFr

ygesoneP g&t;- hgaepmarco eslerea I-1L adn TFN ;t&g- ncsedriae yeleascxonoycg tiitvayc in aothspamluyh arevcrluisap lcesl &g;-t cdseareni solmyhaaptuh 2GPE ;-t&g sraeid perttearume tse ointp

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 +0  upvote downvote
submitted by gribear(0)
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aCn enoemos pixelan why hewn oyu crenstta teh ialnsp rocd esripuro to eth evlel fo tepahmistcy ouwotfl -- nda uoy tge a etcmsiys enfiointc -- eth npssoeer si iltotaerna of teh oreismtcttha ste np?oti

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its_raining_jimbos  oS I osehc htta one sbaecue ets point is nodlteclro by het aohmhlatupys GP(2E nda -I1L tedeima verfe ni teh hyht)mopaalus and eht sert of eth snawre ecoichs elvvdoni ohtesming blwoe eht lelve htta hsa eebn drn.tatcees Nto 10%0 suer fi โ€™tstah cteurcaa huo.htg +5
noselex  drAeeg wtih nmiaoit@_bisgj_nisr -- eeFrv si ddaiteem by ilternag tse tnpoi ni pthmahsu.yaol llA teh hoter ehoi,scc sa arf as I nca tlel, levovni thiytcsaepm nseevr nad tiehr steecff ta ttager .rsango +2

You might not be able to change the temperature because you have no sympathetic outflow, but the actual "resetting" of the thermostatic set point is mediated via the hypothalamus and prostaglandins

+2/- spow(50)


 -1  upvote downvote
submitted by โˆ—j000(17)
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i ogt thsi quoentsi g,onrw but i thnik twah isth tiusoqne si yrleal nagkis si ahtw aphnsep in a tcmieyss i:onfnteci wihhc is vfree

in tssymeic ,ctnfnoeii teh stom sibvoou nsgi to look orf si a efv,er nto esnriyaslce iinsergvh, siagn,tew teah pcnoiortud by wbonr tfa, .ect

dna owh sedo efevr oru?cc leik noseeom yaeradl emoe:indnt gpeeyson t-g;-& gmacohserap irlanegse LI1 nda NTF whihc nsrsieaec CXO civyaitt in yohhamutlsap cleipuravsra elsl,c nceiears rnouocitdp of 2EGP in sauhmlphtoay dan teres eht rtpaumeeetr tse tionp.

i nhtik het oelwh psaerh eelo"tmcp eoncsrtaitn fo eht iapsln cord rsoruepi ot the leevl fo y.cthemiat.p"s. is a otctnsaidr.i ti usjt lselt you taht edotelenmvp fo a efver has otnhign ot do hwit it

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j000  tvdeoneepml of a rfvee ni siycesmt tnficieno sah iontngh ot do twhi smaeythitcp veusron lo,wf so neev t'is jnrd,ieu rfeev odlwu lsilt orcc.u I ihknt tsih itenuosq is jtsu kisang owh sode eferv ocucr ni tifatncmmne/ioolfianni int.otuisa +1
b1ackcoffee  o,S how do uyo xeialpn eht aauctl verfe yb sutj hnggacin eth a??httmtroes vrFee 'e'eftfc SI ruend eaihptmtcSy c,tonorl sjtu het nhacgngi teh ptereuetmar (leik rhtomttaes) si ddtmaeie by notskieyc dan yatu.shlahopm +2
j000  ho i ese htaw ouy a,men llwe i didn't wnko a,tth os tankhs rfo ianiclyrgf .thta er,oevwh besad no uory nlpoianeax,t it lowdu ltils gte su to eth grhti earwns hhicw si i"ealotatnr of eoctamhttsir set tn,po"i otn teh efver ftfcee fleis.t +1

So, how do you explain the actual fever by just changing the thermostat?? Fever 'effect' IS under Sympathetic control, just the changing the temperature (like thermostat) is mediated by cytokines and hypothalamus



 -1  upvote downvote
submitted by โˆ—mdmikek89(6)
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aykO sboy dna rgsil hsit qeoustni is aserei tnah yuo hkin.t

aolapthsumHy searly avi het ptmhsyetiac ueronvs msyest ot rctnolo teh boyd when a wne est ionpt as bene erdheac ni tles .u.ef.recysva...sea bino...ftniey..c

fI the noeionctnc beentwe eth hhuasmytopla dna piansl odrc ny(mlia hte asecpimytth fwuool)t si ,tcu hte mautlsha tancno yearl eth doby tarncieo of a ree,fv but the molashtphyua seilft can itlsl hneagc hte tse ntpio.

omoB

Whinit the nb,ari teh naoicutom vnesuor msteys si algeduter by het moaushh.lpayt cunAtoiom suocnitnf celdniu ntolroc fo rnaei,priost dicarac ilaetougrn (hte iradcac rtlcoon ce,)tren amsvrooto ttcviiay het( mrovosota cn)erte, dna tanirec rlefxe caistno cshu as giunhc,og snezni,eg awlniosglw dan ii.onmgtv

E-B occru as a sruetl of a acnehg in ste tno.pi

A hppesna to ecsua eth B-E nehw a enw ets piotn is eha.drec

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 -1  upvote downvote
submitted by โˆ—isaacyo94(13)
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In tsmeiycs itnefi,ocn dl'nuotw you gte onetsuuac oTvAOasIILDN e.(.i idiruesvitbt sh?o)kc isTh was my roiegsnan rfo scgnioho B) ni itsh wacyk seuqtin.o

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neilfespiritu  meSa +1



 -3  upvote downvote
submitted by โˆ—gh889(154)
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Fmro keSedHonaohokryun no irdde:t

Waht eht eqsiunto si gtitneg ta si eht mcsyeatihpt ichna swa r.sdeap tI wsa a teirblre awy fo windrgo i.t

ouYr tiarroen msahalhyputo si ilsebnspeor rfo noigolc rueseaft nad is rdnue ecaamtsayphtipr c.otrnol A seoinl dlowu ucsea .eypmhiahrret

Yrou pooietrsr uphohmalatys is obsspnerile ofr eathngi ewnh reo'uy docl dan ot tnaereeg het rFvee esroepsn dan is drnue cpytmisaeth olcron.t A olnies ouwdl saecu hpo.miarythe

In hits untqiose ti si pyilsm akings a orsenp gtse ,iskc luyhshatopam swa pe,sdar wtha .nehpsap

eAwsnr: yshlathoamup wlli tllsi be laeb ot veeaelt est ydbo eutepamtrre ot bletta n.etonfcii

:ntHi FI tyeh igev a ntosiueq miasilr to hsit tub reordedw to icendul a eosinl of het ytmpisacteh rebsfi ro fo teh maaypthusoh,l uyo loduw in rtnu NOT eb blea ot egretena a freve srspoeen ot ntciiofe.n The thomylaupsha dwulo eb tirneely edrnu appeaarymtcihst otocrnl

Tihs sdad remo txtncoe to het cfat eth Q stsate ttah hte acepsthiytms was rpasde

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oslerweberrendu  ,So tish assy eamsythicpt lsoa repsda nda haohsypaltmu aslo ed.pras hTne htwa aws worgn itwh itsh lcalniic ce??as +1
adong  i nithk hte mstptihcyea seysmt is aaluclyt iirmpaed b/c sit' ctu efrebo ti nca "f.ooatu.l".wt salte i'ts teh yonl ayw thsi samek eesns +4
suckitnbme  I rg.aee I ithkn teh ouetnsiq mest is gsyain eht yethiscapsmt ewer eneiol.ds otN htat heyt erwe dp.eras +4



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