![C cells hauv lub cev yog dab tsi? C cells hauv lub cev yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14028191-what-are-c-cells-in-the-body-j.webp)
Video: C cells hauv lub cev yog dab tsi?
![Video: C cells hauv lub cev yog dab tsi? Video: C cells hauv lub cev yog dab tsi?](https://i.ytimg.com/vi/HKm1b57loMU/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Ib hom ntawm tes hauv cov thyroid. C hlwb ua calcitonin, ib yam tshuaj uas pab tswj cov calcium hauv cov ntshav.
Ua kom pom qhov no, C cells yog dab tsi?
Parafollicular hlwb , kuj hu C hlwb , yog neuroendocrine hlwb hauv cov thyroid. Lub luag haujlwm tseem ceeb ntawm cov no hlwb Nws yog tsim los tsim calcitonin. Lawv nyob ze rau ntawm cov hauv paus plaub hau thiab nyob hauv cov ntaub so ntswg sib txuas. Cov no hlwb yog qhov loj thiab muaj xim daj ntseg piv nrog cov hauv qab hlwb.
Ib yam li ntawd, C cell cancer yog dab tsi? Medullary cov thyroid mob qog noj ntshav yog ib hom thyroid mob qog noj ntshav uas tshwm sim los ntawm parafollicular hlwb ( C hlwb ), uas tsim cov tshuaj hormone calcitonin. Medullary qog yog qhov thib peb feem ntau ntawm tag nrho cov thyroid mob qog noj ntshav thiab ua ke tsim txog li 3% ntawm tag nrho cov thyroid mob qog noj ntshav rooj plaub MTC yog thawj tus yam ntxwv hauv xyoo 1959.
Raws li, dab tsi yog C cells hauv cov thyroid caj pas?
14 Tus Qauv thiab Kev Ua Haujlwm. C hlwb los yog parafollicular hlwb ntawm cov thyroid , npe tom qab lawv cov khoom zais cia loj (calcitonin), nyob hauv cov thyroid follicles ntawm lub basal yam ntawm lub follicular hlwb thiab hauv qab daus membrane ntawm lub hauv paus lossis tam sim no nyob rau hauv txoj haujlwm parafollicular.
Dab tsi yog qhov txawv ntawm follicular cells thiab parafollicular cells?
Feem ntau ntawm cov thyroid cov ntaub so ntswg muaj follicular hlwb , uas zais cov iodine-muaj cov thyroid hormones. Cov parafollicular cell secrete cov tshuaj hormone calcitonin. Hauv tib neeg, calcitonin tsuas muaj lub luag haujlwm me me hauv kev tswj hwm calcium.
Pom zoo:
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