Antidiuretic hormone nce dab tsi hauv cov luminal membrane?
Antidiuretic hormone nce dab tsi hauv cov luminal membrane?

Video: Antidiuretic hormone nce dab tsi hauv cov luminal membrane?

Video: Antidiuretic hormone nce dab tsi hauv cov luminal membrane?
Video: ANTI-DIURETIC HORMONE /VASOPRESSIN 2024, Lub Xya hli ntuj
Anonim

dab tsi ua antidiuretic hormone ( adh ua ) nce nyob rau hauv luminal daim nyias nyias ? Adh : lub cev qhuav dej -postive; overhydration -tsis zoo. aldosterone- postiitive; dej ntau dhau. Hauv lub cev qhuav dej thiab dej ntau dhau, yog qib + lossis - tubular sib thooj: dej thiab cov kuab tshuaj txav tawm.

Yog li ntawd, dab tsi ua aldosterone nce hauv cov hauv paus membrane?

Ntxiv rau kev txhawb nqa ENaC, aldosterone nce Na+-K+ ATPase kev ua los ntawm kev tswj cov ntawv sau tseg hauv kev sau cov hlwb tseem ceeb, 1, 4, 47 ua rau muaj kev tswj hwm kev tswj hwm ntawm apical thiab basolateral membrane thauj cov protein uas txhawb nqa kev ua tau zoo nce transcellular Na+ nqus tau.

Ib yam nkaus, dab tsi tswj hwm kev lim dej lig? Kev nce ntxiv reabsorption ntawm cov dej ntawm cov kais dej txhawb nqa kev tsim cov zis zis, yog li tswj cov txheej txheem lim dej lig . Yog tias tsis nqus, dej hla thiab tsim cov copius dilute cov zis.

Tsis tas li kom paub yog, yam tshuaj twg ua rau nce permeability ntawm cov hlab sau?

antidiuretic hormone

Dab tsi yog qhov cuam tshuam ntawm antidiuretic hormone ntawm cov cell ntawm cov kab ke sau?

Antidiuretic hormone khi rau cov neeg txais ntawm cov cell hauv kev sau cov ducts ntawm raum thiab txhawb nqa reabsorption ntawm dej rov qab rau hauv kev ncig. Hauv qhov tsis txaus ntawm cov tshuaj tiv thaiv kab mob antidiuretic, kev sau cov kav dej yog qhov ua tsis tau zoo rau dej , thiab nws ntws tawm raws li cov zis.

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