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Retired NBME 21 Answers

nbme21/Block 2/Question#50 (reveal difficulty score)
A 65-year-old woman comes to the emergency ...
Lung and common carotid artery ๐Ÿ” / ๐Ÿ“บ / ๐ŸŒณ / ๐Ÿ“–
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 +20  upvote downvote
submitted by โˆ—hayayah(1212)
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Catheter placement:

https://aneskey.com/wp-content/uploads/2016/08/image00804.jpeg

Recall that the lung apex extends above the first rib.

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hungrybox  His expression is so blissful. U can tell they're shootin up some full u-opioid agonist codeine type of shit and not some shitty partial u-opioid agonist buprenorphine type of shit or some shit like loperamide that doesn't even act on the CNS +37
rerdwins  even better, if you recall that the esophagus is RETROperitoneal ( its in like half the answer choices). hence, to get to it you have to go WAAYYYYY deep ( like rick and morty smuggling shit). after that, the lung option makes the most sense. +12
hello  Also, pulmonary artery is way too far away to be damaged by internal jugular vein catherization. +
makinallkindzofgainz  @hungrybox my mans just slipped in 3 high yield facts within a joke +5
makinallkindzofgainz  @hayayah, I have an issue with that picture unless I'm missing something. In every other source I have, the internal jugular vein lies LATERAL to the common carotid artery. The picture you provided shows the internal jugular veins medial to the common carotid artery. +1
cmun777  Look at the other side... I think it must be the manipulation of turning the head to the opposite side that better exposes the jugular for catheterization purposes +



 +1  upvote downvote
submitted by โˆ—eacv(46)
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here is also a picture about the veins and proximity to the lungs

https://ars.els-cdn.com/content/image/1-s2.0-S0007091217327587-gr1.jpg

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