![Peb tsim suab li cas? Peb tsim suab li cas?](https://i.answers-medical.com/preview/medical-health/14131968-how-do-we-produce-sound-j.webp)
Video: Peb tsim suab li cas?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Suab yog ua thaum ib yam dab tsi vibrates. Lub cev vibrating ua rau nruab nrab (dej, huab cua, thiab lwm yam) nyob ib puag ncig nws kom vibrate. Kev co hauv huab cua yog hu ua kev mus ncig ntev, uas peb tuaj yeem hnov.
Yog li ntawd, tib neeg ua suab nrov li cas?
Suab Tsim los ntawm Tib neeg Thaum cua tshuab los ntawm lub ntsws los ntawm lub ntsws, cov suab paj nruas co ntawm ib zaus thiab ua suab . Thaum cov no suab nthwv dej dhau los ntawm peb lub qhov ncauj thiab tus nplaig, nws lub suab thiab qhov zoo hloov pauv thiab suab nthwv dej tau hloov dua siab tshiab rau hauv kev nkag siab hais lus.
Ib yam li ntawd, cov kab hluav taws xob ua suab nrov li cas? Nws yog cov txheej txheem ntawm kab lus nyob rau hauv lub suab lub thawv, los yog larynx, nyob rau hauv koj caj pas. Koj cov leeg thawb cua los ntawm koj lub ntsws thiab los ntawm qhov qhib nqaim ntawm qhov kab lus . Lub zog ntawm huab cua ua rau lub kab lus kom co. Lub vibrating suab cords tsim suab nthwv dej.
Ib yam li ntawd, koj yuav nug, kev tsim suab yog dab tsi?
Suab yog cov cuab yeej ntawm cov khoom vibrating. Suab yog ua los ntawm vibrating qhov chaw hauv ib qho khoom nruab nrab. Qhov nruab nrab tuaj yeem yog roj, kua lossis khoom. Cov chaw vibrating teeb tsa cov khoom ntawm qhov nruab nrab hauv kev vibration hauv li ntawd suab taug kev sab nraud nyob rau hauv daim ntawv ntawm longitudinal nthwv dej.
Tib neeg tsim lub suab li cas thaum tham?
Suab yog ua los ntawm kev vibrations ntawm lub suab qaum. Lub suab qaum yog txuas rau cov leeg uas hloov qhov nro lossis ncab ntawm cov hlua thiab qhov kev ncua deb ntawm cov hlua. Thaum peb tham los yog hu nkauj peb ua tau ua peb cov suab paj nruag vibrate. Thiab vibration ntawm lub suab qaum los ntawm kev tshem tawm cua tsim suab suab.
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Cov suab paj nruag tau ua los ntawm peb txheej txheej loj los ntawm qhov tob mus rau sab nrauv: Lub Vocalis Muscle (daim ntawv lo saum toj no ua cov leeg) Lub Lamina Propria (tiag tiag 3 txheej: sib sib zog nqus, nruab nrab, thiab sab nrauv) Cov epithelium lossis cov nqaij mos epithelial
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Qhov tseeb, tsis nyiam lub suab ntawm koj tus kheej lub suab yog li muaj ntau uas muaj lub sijhawm rau nws: kev hais lus sib tham. Cov pob txha coj los ntawm lub suab xa cov suab nrov qis uas tsis suav nrog hauv lub suab-ua suab nrov. Yog li thaum koj hnov koj lub suab kaw tsis muaj cov zaus no, nws suab nrov dua - thiab txawv
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Kev hais lus yog tsim los ntawm kev nqa huab cua los ntawm lub ntsws mus rau hauv lub ntsws (ua pa), qhov chaw uas lub suab folds yuav qhib kom cov huab cua hla los yog tuaj yeem vibrate ua suab nrov (phonation). Cov cua ntws los ntawm lub ntsws yog ces zoo li tus articulators nyob rau hauv lub qhov ncauj thiab qhov ntswg (articulation)