NBME 21 Area labeled 'B' (Parietal cell) (NBME Answers)

NBME 21 Answers ↦

nbme21/Block 1/Question#36 (62.4 difficulty score)
A 51-year-old woman comes to the physician ...
Area labeled 'B' (Parietal cell)🔍
tags:

Tutor box

Members from the Leaderboard offering 1-on-1 help:

drdoom / drdoom.tutoring@gmail.com 📩

Want to be listed here? Email us!

+15
submitted by h0odtime(47),

Gastrin released by G Cells pyloric antrum, duodenum, stomach stimulates parietal cells to secrete HCl.
Parietal Cells (Fundus + Cardia) epithelial cells that secrete HCl and intrinsic factor. They activate gastric chief cells to secrete digestive enzymes.
Gastric Chief Cells (Mucosa): releases pepsinogen and chymosin

Labels

A Mucous Neck Cell
B Nucleus of Parietal Cell
C Nucleus of Chief Cell
D Nucleus of Endothelial Cell
E Nucleus of Fibroblast

Credit to Histo_Man/reddit

lovebug THX for kindful Lables! +1

+8
submitted by mcl(598),

unscramble the site ⋅ remove ads ⋅ become a member ($39/month)

ihsT maieg is vyre .ufplhel

seagull http://www.siumed.edu/~dking2/erg/GI178b.htm Another histology slide with labels +2

masonkingcobra I like to think that the parietal cells look like "fried eggs" classically +

+5
submitted by seagull(1554),

unscramble the site ⋅ remove ads ⋅ become a member ($39/month)

/s/2/m78hipwdtedk/..ugwgw/db:uein~tt1I.hemrG

toAnher ltoiyosgh ldsei iwht slbale a few ocnesds gao

enbeemee what are the other labeled structures? i can discern the parietal and chief cells, but not really the others... +1

hyperfukus yea wth is A +1

+0
submitted by enbeemee(13),

unscramble the site ⋅ remove ads ⋅ become a member ($39/month)

awht rea the thoer aeedbll utrsetusc?r i cna esnrdic het ilpratae dna ceihf cls,el tbu ont eht teor.s..h

hyperfukus what is A? +

et-tu-bromocriptine According to this source, they're mucous neck cells (secrete acidic fluid containing mucin); compare this with mucus produced by surface mucous cells, which is alkaline. http://www.siumed.edu/~dking2/erg/GI082b.htm +2

hyperfukus i gosh i see now! thanks so much :) so if it's Pink=Parietal but not granules got it thank you :) +