2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Parietal cells Parietal cells Parietal cells (tseem hu ua oxyntic cells) yog cov hlwb epithelial hauv plabuas zais cov hydrochloric acid (HCl) thiab qhov tseem ceeb hauv lub cev. Cov hlwb no nyob rau hauv cov qog nqaij hlav hauv plab uas pom nyob rau hauv cov kab mob ntawm lub plab thiab lub cev ntawm lub plab. https://en.wikipedia.org › wiki › Parietal_cell
Parietal cell - Wikipedia
tsim HCl los ntawm kev zais cov hydrogen thiab chloride ions. Thaum pepsinogen pepsinogen keeb kwm: Serum pepsinogen assay ( sPGA) combining concentration ntawm pepsinogen I (PG I), thiab qhov piv ntawm PG I / II yog cov biomarker uas tsis muaj kev cuam tshuam rau kev kwv yees atrophic gastritis (CAG).) thiab neoplasms cuam tshuam qhov mucosal secretory xwm txheej. https://pubmed.ncbi.nlm.nih.gov › …
Kev kuaj xyuas kev ua tau zoo ntawm cov tshuaj ntshav pepsinogen rau kev twv ua ntej…
thiab hydrochloric acid nyob ua ke hauv cov kua txiv hmab txiv ntoo gastric kua txiv Koj cov qog ua kua qaub ua rau qaub ncaug, kua txiv digestive, uas moistens zaub mov kom nws txav tau yooj yim dua los ntawm txoj hlab pas rau hauv koj lub plab.. Cov qaub ncaug kuj muaj enzyme uas pib zom cov hmoov txhuv nplej siab hauv koj cov zaub mov. https://www.niddk.nih.gov › digestive-system-how-it-works
Koj lub plab zom mov & Nws ua haujlwm li cas | NIDDK
pepsin siv nws daim ntawv nquag.
HCl los ntawm plab nyob qhov twg?
HCl yog tsim los ntawm cov parietal hlwb ntawm lub plab . Pib nrog, dej (H2O) thiabcarbon dioxide (CO2) ua ke hauv parietal cell cytoplasm los tsim carbonic acid (H2CO3), uas yog catalysed los ntawm carbonic anhydrase.
HCl zais cia nyob qhov twg?
plab hnyuv plab thiab nqus
Hydrochloric acid yog cov khoom tseem ceeb ntawm cov kua txiv hmab txiv ntoo thiab tso tawm los ntawmcov parietal hlwb ntawm lub plab mucosa nyob rau hauv fundus thiab corpus. Hauv cov neeg laus noj qab haus huv, intragastric pH nyob nruab nrab ntawm 1.5 thiab 2.5 hauv lub xeev yoo mov.
HCl hauv plab yog dab tsi?
Lub luag haujlwm tseem ceeb ntawm HCL yog txhawm rau muab H + tsim nyog rau kev ua kom cov pepsinogen rau hauv pepsin. Kwv yees li 2 litres ntawm HCL tau tso tawm txhua hnub rau hauv peb lub plab. Nws kuj ua haujlwm rau lub hom phiaj ntawm kev tiv thaiv los ntawm kev tua qee cov kab mob los ntawm ib puag ncig acidic siab.
HCl hauv plab yog dab tsi?
hydrochloric acid hauv cov kua txiv hmab txiv ntoo zom cov zaub mov thiab cov enzymes digestive faib cov proteins. Cov kua qaub kua qaub kuj tua cov kab mob. Cov hnoos qeev npog lub plab phab ntsa nrog cov txheej tiv thaiv.
Pom zoo:
Kuv puas yuav txhawj xeeb txog kev mob plab hauv plab?
Nws raug nquahu kom ua tib zoo ncaws thiab jabs kom nquag plias, tsis tu ncua fetal txav yog ib qho cim qhia tias tus menyuam tab tom loj hlob zoo hauv plab. Yog hais tias ib tug poj niam pom ib qho txawv txav los yog txo qis, lawv yuav tsum hu rau lawv tus kws kho mob tam sim ntawd.
Thaum twg thiaj tso plab plab?
Lub plab qhwv yuav zoo tshaj plaws thaum hnav tam sim tom qab yug, tsawg kawg 6-10 lub lis piam, txawm tias qee tus poj niam nyiam hnav nws ntev dua. Thaum twg kuv tuaj yeem pib hnav lub plab tom qab yug me nyuam? Txhob muaj teeb meem los ntawm kev yug menyuam-thiab tsuas yog tom qab tau txais kev mus tom ntej los ntawm koj tus kws kho mob-tom qab yug menyuam plab tuaj yeem hnav tam sim tom qab yug menyuam.
Lub plab twg nce mus rau lub plab?
(D) Vas deferens duct nce mus rau lub plab thiab voj hla lub zais zis. Yuav ua li cas rau lub plab thiab lub zais zis? Cov kab mob epididymis ua rau vas deferens uas nce mus rau hauv lub plab thiab loops hla lub zais zis. Nws tau txais ib txoj hlab ntsha los ntawm cov hlab ntsha hauv cov hlab ntsha thiab qhib rau hauv cov zis raws li cov ejaculatory duct (Daim duab 3.
Vim li cas parietal cells secrete hcl?
Txoj cai nruj ntawm parietal hlwb xyuas kom meej qhov tso tawm ntawm HCl. H + -K + -ATPase enzyme qhia hauv parietal hlwb tswj kev sib pauv ntawm cytoplasmic H + rau extracellular K + . H + zais rau hauv plab lumen los ntawm H + -K + -ATPase ua ke nrog luminal Cl - los tsim gastric acid, HCl.
Kev phais plab plab yog leej twg?
Bariatric phais suav nrog ntau cov txheej txheem ua rau cov neeg rog rog. Lub sij hawm ntev poob phaus los ntawm cov txheej txheem kev saib xyuas feem ntau ua tiav los ntawm kev hloov cov tshuaj hormones hauv plab uas muaj lub luag haujlwm rau kev tshaib kev nqhis thiab satiety, ua rau lub cev hnyav hormonal tshiab.
