Calcitonin, tseem hu ua thyrocalcitonin, cov tshuaj hormones protein synthesized thiab secreted nyob rau hauv tib neeg thiab lwm yam tsiaj tsiaj feem ntau yog los ntawm parafollicular cells parafollicular cells Parafollicular cells, tseem hu ua C cells, yog neuroendocrine hlwb hauv cov thyroid. Lub luag haujlwm tseem ceeb ntawm cov hlwb no yog tso tawm calcitonin. Lawv nyob ib sab ntawm cov thyroid follicles thiab nyob hauv cov ntaub so ntswg sib txuas. https://en.wikipedia.org › wiki › Parafollicular_cell
Parafollicular cell - Wikipedia
(C cells) hauv cov thyroid caj pas. Hauv cov noog, ntses, thiab lwm yam tsiaj txhu uas tsis yog tsiaj txhu, calcitonin yog zais los ntawm cov hlwb ntawm lub cev glandular ultimobranchial.
Qhov txawv ntawm calcitonin thiab parathyroid hormone yog dab tsi?
Parathyroid hormone ua kom cov ntshav calcium ntau ntxiv, thaum calcitonin ua kom txo cov ntshav calcium.
hom tshuaj twg yog calcitonin?
Calcitonin yog 32 amino acid hormone zais los ntawm C-cells ntawm cov thyroid caj pas. Calcitonin tau khaws cia thaum lub sijhawm hloov pauv ntawm lub neej nyob hauv dej hiav txwv mus rau cov neeg nyob hauv av thiab yog phylogenetically laus dua cov tshuaj hormones parathyroid.
Puas yog calcitonin thiab triiodothyronine tib yam?
Cov thyroid hormones yog dab tsi thiab lawv ua dab tsi? Cov thyroid caj pas tsim 3 cov tshuaj hormones; calcitonin, thyroxine (T4) thiab triiodothyronine (T3). T3 thiab T4 muaj cov haujlwm zoo sib xws thiab yogKev koom tes hauv kev tswj cov metabolism, thaum calcitonin koom nrog hauv kev tswj cov qib calcium hauv cov ntshav.
Yuav ua li cas ntawm thyrocalcitonin?
Publisher Summary. Cov thyroid caj pas nyob rau hauv ntau hom tsiaj muaj ib yam khoom, thyrocalcitonin, uas yog tuaj yeem txo qis calcium plasma concentrationthiab tau tso tawm hauv cov lus teb rau cov ntshav hypercalcemic los ntawm lub qog.
