Ola kinoLapaau

He aha ka ka hui, o Corti?

He nui i hoihoi i loko o ka hui, o Corti a me kona hana. Ua ma ka liʻiliʻi loa i ka succinct manaʻo o ia mea i na kanaka a pau. ua kapaia Corti ka hui, kaʻike ākea hapa o ke kokua i hālāwai hoʻolohe manaʻo. Ua Ua Aia i loko o ka membranous Kimi. Ma ka papa o ka evolution ma ke kumu o ke kīloi paʻewa laina (o, kā lākou mau hale) a hoʻomohala i kēia hapa o ka acoustic mea kālailai.

Uaʻohiʻana i i kamakawiwo ole hawewe i loko o ka Kimi o ka pā pepeiao, a laila, hoouna mai ia i ka hapa auditory o ka cerebral cortex, a me ka hopena ia he mea no ka pokole o ke kani. Ka hui, o Corti mai kekahi kuleana pili i nui. Kēia mea ma ka loiloi mua kahua Ka Ikepili hana la, kela waina nā leo no lepa. Keia kino mua ike Alfonso Corti - Italian histologist.

Where o ka hui, o Corti?

Ua Ua Aia i loko o ka cochlear papa ma i ka perilymph a me ka endolymph, a ho i ka pokou Kimi, like me kaʻoni iho. I ka luna e holo mai ana e pili ana i ka ai-kapaia vestibular staircase. Ua Ua kapa Reissner kaʻili lahilahi. A haʻahaʻa, kahi kokoke i ka scala tympani, oia no ka papa kuhikuhiEʻili lahilahi ma ka hui 'ana me ka osseousʻoni iho lamina.

Manao a me ka 'ole

Ka hui, o Corti ua aia ma luna o ka papa kuhikuhiEʻili lahilahi, ka mea, ua hanaʻia e ka mea ma waho a me ka pahale lauoho keena a me kākoʻo. Me lakou i mea hoike, laau-kēpau. Ua pū nā Hensen keena a me Deiters Kelaudio Kaisara. O ia a me ka mea o ka hui, o Corti. Ma waena o ia mea he tunnel ma i hohola aku axons i loko o ke aʻalolo iʻoni iho'āina. I mai la lakou, mailoko i ke paneʻana a hiki i ke kaniʻana lepa o ka lauoho keena. Ka hope, i ka huli, e moe ana ma ka recesses hana e kākoʻo i ka halepaahao kino. Ma ko lakou ili honua huli i ka uhiʻili lahilahi ua hoonohonoho mai ka 30 a hiki i 60ʻano pōkole lauoho. Kākoʻo keena hana like trophic kuleana pili i. Pehea me kēia? Ka mea, e hoouna aku i ka lauoho keena o ka mahuaola. Ke kūlana o ka hui, o Corti - hou 'o ke kani kuekueni i loko o nā aʻalolo excitation ikehu. E hana i kēia, ma ka oiaio, i makemake ai. A i ka hana ana o ka hui, o Corti. Histology apono 'no ka ike no hoi me kona' ole.

physiology

Ke eardrum kaʻohiʻana i i kani kuekueni a ma iwi ke aupuni 'ia ma ka waena pepeiao, hāʻule i loko o ka kinowai meakino - endolymph a me ka perilymph. Lākou neʻe he hoʻonui i ka mea nahu wehe i ka uhiʻili lahilahi o ka hui, o Corti, mai ka lauoho keena. He aha ka hana me ka hopena? First manao no hoi na lauoho. A laila laila biopotentials mea i ikeʻoni iho ganglion (aho paha e olelo, i kona neuronal keʻano o ka hanaʻana). Ka mea, e hele mai i ka lalo o nā mea a pau lauoho keena. Ka 'ole o ka hui, o Corti mea o ka hoihoi nui i na mea he nui noiʻi.

kekahi kumumanaʻo

Aia Ua hoi he okoa manao ma keia mea. E like me ka mea, i ka lauoho keena manu beeps - wale ikepili koʻikoʻi antennas i depolarized ma ka waiū hiki ale. A kūlana nui ua hoʻokani 'aneʻi ma ka endolymphatic acetylcholine. Depolarization triggers he kaʻina o Nine Inch loli 'ana ma o ka lauoho keena,ʻo ia i loko o kā lākou cytoplasm. Mahope, ma ka hui 'ana me ia nā aʻalolo a hāʻule pahū wale ikeia ko mākou hopohopo impulse. Ma ke kani kuekueni hiki e kekahi kiʻekiʻe. No kela a me keia o ia ia mea he hapa kaawale o ka hui, o Corti. High alapine (frequency) kamakawiwo ole, e hoʻonāukiuki cochlear makana aia kokoke ma ka honua, a me ka haʻahaʻa - ma luna. Kēia mea ma muli o ke hydrodynamicʻike manaʻo i loko o ka cochlea. Ka hui, o Corti, i ka mana o ka a au i kēia manawaʻike e pâʻani ma a pau i kēia kaʻina he kūlana nui.

Ua huli mai ia i ka hometa hiki e manao like kekahi me mechanical determinant o ke alapine (frequency) muli o: kona hana, e like nō hoʻi me kona inoa. Akā, ma ka mea hoʻolele leo ia mea,ʻaʻole mea i like loa.

No ke aha lā i kēia kaʻina hana no laila, nui?

Aie i ka mea ma luna o hiʻona, ka lolo hiki koke pane i kekahi mau leo a me ka ole, e lawe mai i ka Fourier hoʻololi, me ke kōkua o nā makemakika (ma ke alanui, no ka mea, ua nele i ka Me mana) eʻano i ka pio, ike kumu. He mea eʻoi aku ka paʻakikī. E hiki ke maopopo ka mea o ka hui, o Corti, ma mua o ka manao wale ia ke kaʻina.

Pehea e kiʻi i ka 'ike' oe e pono ai?

E imi mai 'ike hou aku e pili ana i ka angular kuhikuhi ana o ka hōʻailona kumu, ka mea, he pono nō ia e lohe i ka polarization o ke kani harmonics. He mea nui ka kulana. Ua huli mai i ka pepeiao i ka mea e hiki ai i ka hopu 'ike e pili ana i polarization. Oe ke hoi aʻo e pili ana i ka ikaika hawewe o ka harmonic kani. Ma ka hihia o haʻahaʻa nä alapine o ka lolo a me ka pepeiao, i waena o nā mea a pau, a ka ike e pili ana i ke kūlana o ka harmonics, a nolaila, hiki ke Hahai I i ka olelo o ke kuekueni. He aha e au Pono e hana? Pono e huli i ka likeʻole ma waena o nā kūlana o ka leo, mai ka hema a me ka akau pepeiao. He oluolu lawa, ua ole ia? Oiai, ka mea hiki i ka ike o ka papa i ka mea he hui, o Corti.

Ka makamake nui o nā mīkini'opihia o nā leo 'ike ke me ka nui loa emi i ka manawa mai e kālailai i ka' ike i i ua loaa. Hometa, ua haika, a pela ia mea hiki ke wehe i ka pae i ka mea ia manawa hoʻohuiʻia i ka octave.

Ano, e ike i ka mea o ka hui, o Corti, a pehea ia ua mea kūkulu. E like me oe i ka mea hanaʻia i hana '. A pau i kēia mea nui a me ka pono i ka ike.

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