Dab tsi muaj nyob hauv colloid ntawm lub hauv paus?
Dab tsi muaj nyob hauv colloid ntawm lub hauv paus?

Video: Dab tsi muaj nyob hauv colloid ntawm lub hauv paus?

Video: Dab tsi muaj nyob hauv colloid ntawm lub hauv paus?
Video: Nkauj Ntseeg -Tsis Muaj dab hauv lub ntiaj teb 2024, Lub Xya hli ntuj
Anonim

… Nrog cov kua uas paub zoo li colloid uas muaj prohormone thyroglobulin. Cov cov hauv paus hniav hlwb muaj Cov enzymes xav tau los tsim cov thyroglobulin, nrog rau cov enzymes xav tau los tso cov thyroid hormones los ntawm thyroglobulin.

Tsis tas li ntawd, dab tsi yog cov protein pom nyob rau hauv colloid ntawm cov thyroid follicle?

Thyroglobulin defects

Ib sab saum toj, dab tsi colloid muaj? Hauv chemistry, a colloid yog qhov sib xyaw ua ke uas ib yam khoom ntawm microscopically dispersed insoluble lossis soluble particles raug tshem tawm thoob plaws lwm yam khoom. Cov dispersed-theem hais muaj txoj kab nruab nrab ntawm kwv yees li 1 txog 1000 nanometers.

Raws li, dab tsi yog cov thyroid follicle?

Follicular hlwb (tseem hu ua thyrocytes lossis cov thyroid epithelial cells) yog hom cell loj nyob hauv cov thyroid thiab yog lub luag haujlwm rau kev tsim khoom thiab tso tawm ntawm lub cov thyroid Cov tshuaj hormones thyroxine (T4) thiab triiodothyronine (T3).

Dab tsi yog cov khoom khaws cia hauv lumen ntawm cov thyroid follicle?

iodinated cov tshuaj thyroglobulin , los ntawm cov thyroid hormone tuaj yeem tso tawm - Follicular hlwb npaj cov tshuaj thyroglobulin , uas yog tso tawm thiab khi nrog iodine nyob rau hauv lub follicle. Cov khoom no tau khaws cia rau hauv follicle kom txog thaum cov thyroid hormone xav tau los ntawm lub cev.

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