Koj lub stapedius nyob qhov twg?

Cov txheej txheem:

Koj lub stapedius nyob qhov twg?
Koj lub stapedius nyob qhov twg?
Anonim

Lub stapedius yog cov pob txha pob txha me tshaj plaws hauv lub cev thiab yog kwv yees li 1 hli ntev. Nws tshwm sim los ntawm ib qho tseem ceeb hauv kab noj hniav ntawm qhov chaw tom qab hu ua pyramidal eminence. Nws ntxig rau hauv caj dab ntawm stapes.

lub luag haujlwm ntawm tus stapedius yog dab tsi?

Nyob rau hauv cov ntaub ntawv feem ntau cov nqaij stapedius tau piav qhia tias yog cov leeg pob txha me tshaj plaws hauv tib neeg lub cev. Nws lub hom phiaj yog txhawm rau txhim kho cov pob txha me tshaj plaws hauv lub cev.

Dab tsi yog qhov stapedius txuas nrog?

luv luv, stouter nqaij, hu ua stapedius, tshwm sim los ntawm sab nraub qaum ntawm lub pob ntseg nruab nrab thiab txuas mus rau pem hauv ntej thiab txuas mus rau caj dab ntawm lub taub hau ntawm stapes. Nws cov reflex contractions zoo li ntxeev lub stapes rov qab, zoo li yog rub nws tawm ntawm lub qhov rais oval.

Yuav ua li cas thaum cov leeg nqaij leeg sib cog lus?

Stapedius nqaij contractions yuav piav raws li ib tug fluttering. Yog hais tias lub fluttering yog txuam nrog lub ntsej muag txav, ces stapedial contraction yog heev yuav ua rau lub suab fluttering. Qhov no feem ntau pom tom qab rov qab los ntawm Tswb tus neeg tuag tes tuag taw, unilateral lub ntsej muag tuag tes tuag taw.

Dab tsi cov hlab ntsha khoom siv stapedius?

Npaj rau stapedius tshwm sim los ntawm lub ntsej muag paj hlwb muab cov leeg stapedius. Cov ceg tau muab tso rau hauv lub ntsej muag paj hlwb ntu mastoid, raws li nws dhau los ntawm cov txheej txheem pyramidal. Kev puas tsuaj rau ceg noNrog rau qhov ua rau tuag tes tuag taw ntawm stapedius ua rau hypersensitivity rau nrov nrov (hyperacusis).

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