Islets ntawm Langerhans ua ua lub qog endocrine, thiab yog cov ntsiab lus ntawm tshooj no. Cov molecules sib txawv yog tsim los ntawm ntau hom cell ntawm cov islets ntawm Langerhans. Qhov tseem ceeb β-hlwb ntawm cov islets ntawm Langerhans tsim cov tshuaj insulin polypeptide.
Puas yog islets ntawm Langerhans endocrine lossis exocrine?
Txawm hais tias nws yog ib qho tseem ceeb exocrine caj pas, zais ntau yam ntawm cov enzymes digestive, tus txiav ua haujlwm endocrine. Nws pancreatic islets-pawg ntawm cov hlwb yav tas los hu ua islets ntawm Langerhans-secrete cov tshuaj hormones glucagon, insulin, somatostatin, thiab pancreatic polypeptide (PP).
Puas yog pancreatic islets yog caj pas?
lub caj pas no muaj exocrine feem uas zais cov enzymes digestive uas nqa los ntawm txoj hlab mus rau duodenum. Cov kab mob endocrine muaj cov kab mob pancreatic, uas tso cov glucagons thiab insulin.
Puas yog islets ntawm Langerhans exocrine qog?
Islets ntawm Langerhans raug faib thoob plaws hauv lub cev neeg laus thiab tau txais kev txhawb nqa los ntawm ib pawg ntawm branching exocrine ntaub so ntswg.
Lub caj pas twg tseem hu ua lub caj pas tus tswv?
Cov qog pituitary yog qee zaum hu ua "tus tswv" caj pas ntawm endocrine system vim nws tswj hwm cov haujlwm ntawm ntau yam ntawm lwm cov qog endocrine. Lub caj pas pituitary tsis loj dua li txiv laum huab xeeb, thiab nyob ntawm lub hauv paus ntawm lub hlwb.
