Puas yog secretin inhibit gastrin?
Puas yog secretin inhibit gastrin?

Video: Puas yog secretin inhibit gastrin?

Video: Puas yog secretin inhibit gastrin?
Video: Gastrin, CCK, and Secretin explained! 2024, Cuaj hlis
Anonim

Secretin thiab txwv tso zis plab , uas ua rau pom thawj zaug tso tawm ntawm hydrochloric acid rau hauv plab, thiab ncua lub plab khoob.

Ib yam nkaus, tib neeg nug, puas secretin txhawb gastrin?

Secretin stimulates pancreatic thiab biliary bicarbonate thiab tso dej tawm, thiab nws tuaj yeem tswj hwm kev zais zais ntawm pancreatic enzyme. Secretin thiab txhawb lub plab zom mov ntawm pepsinogen thiab inhibits qis esophageal sphincter tone, postprandial plab zom mov, plab tso tawm, thiab cov kua qaub kua qaub tso tawm.

Ib yam nkaus, puas yog gastrin inhibit plab zom mov? Ntawm qhov sib txawv, yog gastrin zoo nyob rau hauv inhibiting plab zom mov tsuas yog hauv cov tshuaj nyob deb siab dua D50 rau nws qhov kev txiav txim siab thawj zaug, kev txhawb siab ntawm plab kua qaub.

Ib yam li ntawd, koj yuav nug, dab tsi txwv tsis pub gastrin tso tawm?

Gastrin tso tawm yog txwv los ntawm: muaj cov kua qaub (feem ntau yog zais HCl) hauv plab (rooj plaub ntawm kev tawm tswv yim tsis zoo) somatostatin kuj txwv cov tso tawm ntawm plab , nrog rau secretin, GIP (gastroinhibitory peptide), VIP (vasoactive hnyuv peptide), glucagon thiab calcitonin.

Lub luag haujlwm ntawm secretin yog dab tsi?

Secretin ua haujlwm raws li hom neeg tua hluav taws: nws tau tso tawm hauv cov lus teb rau cov kua qaub hauv cov hnyuv me, thiab txhawb nqa txiav txiav thiab cov kua tsib kom tso dej nyab ntawm bicarbonate puag, uas neutralizes cov kua qaub. Secretin kuj tseem yog qee qhov keeb kwm kev txaus siab, vim nws yog thawj qhov tshuaj hormones tau pom.

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