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NBME 24 Answers

nbme24/Block 2/Question#40 (36.3 difficulty score)
A 4-year-old boy has a 1-cm round midline ...

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 +10  upvote downvote
submitted by dbg(114),
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mA I eht lony neo owh hg,othut ym ehlow l,eif taht it ctlyuala ingarestio orfm hte rdyioth btu sjtu spyllhiyac tocedncne ot teh uneogt

nbmehelp  same +11  
medguru2295  me! I went with submandibular gland bc I thought there was a gland under there. +  
alexxxx30  nope...i definitely thought the same thing...when I clicked thyroid I was like wow that was an easy question. HA +  

 +7  upvote downvote
submitted by famylife(77),
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salgs"oyloThr cutd yssct mtso nfoet psnerte thwi a alabelpp isatmpcmtayo idineml ncke sams lyalsuu bwole 6[5% of eth ti]em het vleel of teh hiyod .oben"

The" ssyalgolhrto attrc riessa mrof eth anrofme cuecm ta hte ctinjnou fo the irternoa htistor-dw nda sotiprore thoi-ndre of eht .enu"tog


dbg  Am I the only one who thought, my whole life, that it actually originates from the thyroid but just physically connected to the tongue +15  

go watch the osmosis video of thyroglossal duct cyst and you will never get any qs wrong , i learn my lesson , same question for 3 nbmes i got wrong

+7/- usmlecrasherss(11),

^ : osmosis thyroglossal duct cyst

+4/- drdoom(647),

 +2  upvote downvote
submitted by haozhier(9),

Can someone please explain to me: If the posterior 1/3 of the tongue is developed from 3rd and 4th pharyngeal arches, why is it wrong to choose pharyngeal arch?

therealslimshady  Welcome to NBME +  

 +0  upvote downvote
submitted by apurva(46),

Pharyngeal arch is not same as pharyngeal floor, pharyngeal arch is mesoderm from which nerve artery muscle cartilage develop. Pharyngeal floor is from where tongue develops which is endoderm