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NBME 20 Answers

nbme20/Block 3/Question#47 (37.6 difficulty score)
A 60-year-old woman has prolonged apnea ...

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submitted by xxabi(261),
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heT aitordnu of actino of hlcnceiciunoylS is rddmeeient by tsi emiltmbaos by mspaal hrnio.leceasest oS fi ereht si noalbmra aasmpl leocrtsseihane )cs,soheodep(saertlinu=e ti ilwl dale ot dyeeald aoitmmsbel of iyoshnlenucccil as ewll as ruaciim,vm orhien, nda cnaieco.

submitted by niboonsh(360),
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=ucsvFkNpm.Woe.Awywatb/oh:wGtt0qhw/c/t1?uWF nolyculceishinc usaluly ash v asft tadniour fo cantoi bzcu oamdetzilbe by alpasm haoi.etdeeosencpslusr Wtih atpialyc srpiet,uecssoheldaone cdraedese emalitsmob fo hyccnosueillcin adn utsh acseus a degnlorop aiudntor fo ioncat fo shlcnuccyoeiiln ---gt;-& NAPAE

chandlerbas  i love that mosquito and then SLAP +  

submitted by thomas(2),
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Nto resu obatu iht,s tbu ti semse ot em ttah shti si ieenfrrrg to eds"ecnspshiuoatreeol iinbohtir fc.iicednye 'sIt na mzeyen fedtec atth si giredergt by NJM bkscrloe - cihcoullncneiys ro r'arsuce.


usmleuser007  I believe this question was stating that AchE activity was abnormal = it was not lowering the Ach activity. Which suggests that another ligand like Ach was being used. +  

submitted by haozhier(19),

From FA, succinylcholine can be reversed during phase 2 by cholinesterase inhibitor. Can someone explain if succinylcholine is metabolized by cholinesterase, how can we use cholinesterase inhibitors to reverse it?