NBME Step 2 CK Form 8 Drain cleaner (NBME Answers)

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Retired NBME Step 2 CK Form 8 Answers

step2ck_form8/Block 4/Question#36 (reveal difficulty score)
A previously healthy 2-year-old boy is ...
Drain cleaner 🔍 / 📺 / 🌳 / 📖
tags: toxicity

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submitted by ∗seagull(1933)

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I'm relatively sure that most people were 50:50 between bleach and drain cleaner.

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letsdothis Yeah, I spent maybe like 20 seconds on this question. I knew I wouldn't be able to reason this one out. +1

lilmonkey Same thing. But then I remembered myself using bleach wipes with no gloves - didn't get any ulcers or even irritation. But drain cleaner is really strong shit as it can dissolve ("ulcerate") all this solid gunk. +4

charcot_bouchard At least those chores paid off finally +5

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submitted by ∗step_prep3(25)

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Key idea: Ingestion of household bleach is often considered a benign ingestion, whereas ingestion of industrial-grade bleach is very severe/morbid

https://step-prep.org/tutoring/

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+1 upvote downvote
submitted by satanicdo(7)

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household bleach has a neutral pH, whereas drain cleaner contains lye (very alkaline) and can cause liquefactive necrosis (ulcerations on the lips, etc.); the other options seemed more benign to me, but I definitely guessed between drain cleaner and bleach

source: https://pedclerk.bsd.uchicago.edu/page/caustic-ingestions

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+1 upvote downvote
submitted by ∗jlbae(159)

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Y'aLL dOn'T KeEp BlEaCH uNdEr YoUr SiNkS??!?

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lindasmith462 i would but I don't have room with my lamp oil down there +13

beans123 @lindasmith462 I laughed out loud to that +1

azibird I was loving the lamp oil! What is this, Captain Ahab's house? +

whoopthereitis oh linda, you +

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