![Lub luag haujlwm ntawm cov leeg nqaij yog dab tsi? Lub luag haujlwm ntawm cov leeg nqaij yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14017929-what-is-the-function-of-the-circular-muscle-j.webp)
Video: Lub luag haujlwm ntawm cov leeg nqaij yog dab tsi?
![Video: Lub luag haujlwm ntawm cov leeg nqaij yog dab tsi? Video: Lub luag haujlwm ntawm cov leeg nqaij yog dab tsi?](https://i.ytimg.com/vi/B2kfRy82mXo/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
muaj nuj nqi hauv cov invertebrates
nrog rau lub cev, thiab ncig fibers ncig nws. Cov ntsiab lus ntawm lub cev yog cov kua los yog cov ntaub so ntswg uas tuaj yeem deformed rau hauv cov duab sib txawv, tab sis lawv tuav lub ntim tas li.
Ntxiv mus, dab tsi yog qhov piv txwv ntawm cov leeg ncig?
Lub orbicularis oris uas tswj kev qhib lub qhov ncauj yog ib qho piv txwv ntawm cov leeg ncig.
Ib yam li ntawd, qhov txawv ntawm cov leeg ncig thiab cov leeg ntev yog dab tsi? Ntawm qhov chaw axial ruaj khov nyob rau hauv txoj hlab pas, cov leeg ntev contraction ua ntej cov leeg ncig kev cog lus, tab sis cov leeg ntev maximally shortens coincident nrog qhov siab tshaj plaws cov leeg ncig contraction. Longitudinal leeg ces so, tab sis qeeb dua cov leeg ncig.
Ib yam li ntawd, nws tau nug, qhov ua haujlwm ntawm cov leeg nqaij hauv plab yog dab tsi?
Cov nqaij ntshiv muaj nyob hauv plab thiab cov hnyuv ua haujlwm pab thiab ua zaub mov. Tsis pub leejtwg paub contractions nyob rau hauv plab thiab cov hnyuv pab hauv kev zom zaub mov thiab txav cov zaub mov raws lub plab zom mov.
Peb txoj haujlwm ntawm peb txheej ntawm cov leeg hauv plab yog dab tsi?
Cov lub cev ntawm lub plab yog tsim los ntawm peb txheej ntawm cov leeg. Sab hauv txheej txheej ntawm cov leeg nqaij hauv plab, txheej oblique sab hauv, pab hauv kev zom zaub mov los ntawm kev sib tsoo cov zaub mov ua ke nrog digestive kua txiv. Cov khoom lag luam yog cov khoom muaj npe hu ua chyme, sib xyaw ntawm cov zaub mov zom zom ib nrab, kua qaub, enzymes, thiab kua.
Pom zoo:
Dab tsi yog lub luag haujlwm ntawm ca2+ hauv cov leeg nqaij?
![Dab tsi yog lub luag haujlwm ntawm ca2+ hauv cov leeg nqaij? Dab tsi yog lub luag haujlwm ntawm ca2+ hauv cov leeg nqaij?](https://i.answers-medical.com/preview/medical-health/13852937-what-is-the-role-of-ca2-in-muscle-contraction-j.webp)
Cov leeg sib zog: Calcium tseem nyob hauv sarcoplasmic reticulum kom txog thaum tso tawm los ntawm kev txhawb nqa. Calcium khi rau troponin, ua rau troponin hloov pauv thiab tshem tropomyosin los ntawm qhov chaw khi. Kev hla tus choj txuas ntxiv mus txog thaum cov calcium ions thiab ATP tsis muaj lawm
Lub luag haujlwm thiab lub luag haujlwm ntawm cov koom nrog hauv kev faib tshuaj yog dab tsi?
![Lub luag haujlwm thiab lub luag haujlwm ntawm cov koom nrog hauv kev faib tshuaj yog dab tsi? Lub luag haujlwm thiab lub luag haujlwm ntawm cov koom nrog hauv kev faib tshuaj yog dab tsi?](https://i.answers-medical.com/preview/medical-health/13859122-what-are-the-roles-and-responsibilities-of-those-involved-in-dispensing-medication-j.webp)
Lub luag haujlwm txoj haujlwm: Txheeb xyuas thiab faib tshuaj raws li daim ntawv yuav tshuaj. Xyuas kom tus neeg mob kos npe rau daim ntawv yuav tshuaj thiab sau nqi raws li xav tau. Txhawm rau khaws cov khoom faib tawm thiab tswj cov khoom lag luam kom zoo ntawm ob qho tshuaj thiab ntim khoom
Qhov twg yog lub luag haujlwm tshaj plaws rau kev sib koom ua ke ntawm cov leeg nqaij leeg?
![Qhov twg yog lub luag haujlwm tshaj plaws rau kev sib koom ua ke ntawm cov leeg nqaij leeg? Qhov twg yog lub luag haujlwm tshaj plaws rau kev sib koom ua ke ntawm cov leeg nqaij leeg?](https://i.answers-medical.com/preview/medical-health/13903239-which-is-most-responsible-for-the-synchronized-contraction-of-cardiac-muscle-tissue-j.webp)
Hauv cov leeg mob plawv, sib txuas cov discs sib txuas cardiomyocytes mus rau syncytium, ntau cov leeg nqaij ntawm tes, txhawm rau txhawb kev nthuav dav sai ntawm cov peev txheej ua haujlwm thiab kev sib koom ua ke ntawm myocardium
Lub luag haujlwm tseem ceeb ntawm cov nqaij ntawm lub ntsej muag yog dab tsi?
![Lub luag haujlwm tseem ceeb ntawm cov nqaij ntawm lub ntsej muag yog dab tsi? Lub luag haujlwm tseem ceeb ntawm cov nqaij ntawm lub ntsej muag yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14050840-what-is-the-main-function-of-the-facial-muscles-j.webp)
Lub ntsej muag cov leeg ua haujlwm 2 lub luag haujlwm tseem ceeb rau lub cev: mastication thiab ntsej muag. Cov nqaij ntawm mastication suav nrog lub cev nqaij daim tawv, nruab nrab pterygoid, sab hauv pterygoid, thiab lub masseter (cov leeg nqaij buccinator yog cov khoom siv tseem ceeb ntawm kev zom). Lwm qhov haujlwm tseem ceeb yog lub ntsej muag qhia
Dab tsi yog lub luag haujlwm ntawm lub hauv nruab nrab lub paj hlwb thiab lub paj hlwb ib leeg?
![Dab tsi yog lub luag haujlwm ntawm lub hauv nruab nrab lub paj hlwb thiab lub paj hlwb ib leeg? Dab tsi yog lub luag haujlwm ntawm lub hauv nruab nrab lub paj hlwb thiab lub paj hlwb ib leeg?](https://i.answers-medical.com/preview/medical-health/14134937-what-are-the-functions-of-the-central-nervous-system-and-peripheral-nervous-system-j.webp)
Lub paj hlwb sab hauv suav nrog txhua lub paj hlwb hauv lub cev uas nyob sab nraud ntawm tus txha caj qaum thiab lub hlwb. Cov hlab ntsha no nqa cov ntaub ntawv mus rau thiab los ntawm lub hauv nruab nrab lub paj hlwb kom muab txoj haujlwm ntawm lub cev. Sensory hlwb koom nrog hauv kev noj cov ntaub ntawv los ntawm lub periphery mus rau hauv nruab nrab lub paj hlwb