Kulimaza izindlela zokuhlola ezibucayi
Kuyacaca ukuthi isikhathi eside isikhathi sokuphuza utshwala singabangela ukulimala komqondo okubangelwa ukulahlekelwa kwengqondo, kodwa ucwaningo lithole ukuthi ukuqoqwa kokusebenzisa utshwala isikhathi eside kungaphazamisa indlela yobuchopho obuphakathi, okuholela ekulahlekelweni kokuzwa.
Ucwaningo olulodwa lwathola ukuthi ukulimala emigwaqweni eyinhloko yokuhlola kungenzeka ngisho nasezincishweni eziphansi zokuphuza utshwala - kanye nabantu abaphuza ngokweqile futhi abaphuza kakhulu - njengoba kukhula kwabo, ukuphuza utshwala obuningi bephila.
Eqinisweni, abaphuzi bezenhlalakahle kubonakala sengathi banomthelela kakhulu ekukhuleni kokusetshenziswa kotshwala ngokuqhathaniswa nabaphuza ngokweqile noma abaphuza kakhulu.
Ukulimala Kwemvelo Kubangela Ukulahlekelwa Ukuzwa
Abacwaningi baseJalimane abathola ukuxhuma phakathi kokuphuza okungekho engozini yokuphuza nokucwaninga kwamabhuku okusheshayo babonisa ngokushesha ukuthi ukutholakala kwabo akusho ukuthi abaphuza kakhulu abasengozini abasengozini yokuzwa umonakalo kunokuba abaphuza kakhulu ngoba abaphuza kakhulu abaphuza kakhulu Ukusetshenziswa kotshwala kunenani eliningi lezinzwa ezimele.
"Kuyinkinga ye-saturation," kusho abacwaningi beYunivesithi yase-Ulm. "Ngomunye umuthi wokuphuza utshwala, inani eliphelele lezinzwa zonakaliswe yizo zombili iziphuzo ezifanayo. Kodwa-ke, ushintsho oluthile lokulimala kobuchopho kanye nokulimala okwedlule kokusebenza kwezindlebe ku-brainstem ngenxa yobutshwala kuyothathwa okuphakeme kakhulu kulabo abasebenzisa utshwala obuncane bokuphila kakhudlwana kunelabo abanokuphuza utshwala obude. "
Ama-Brainstem Auditory aphikisiwe Amakhono ahlolwe
Ukuze kutholakale umonakalo wokuhlola utshwala obangabangela, abacwaningi baseJalimane bahlola ukuhlolwa kwe-brainstem okuvusa amandla (BAEPs) ezifundweni zabo zokufunda.
I-BAEPs ihlukanisa izimbali ezijikelezayo ebuchosheni. Ekuphenduleni umsindo, impendulo ethile yamanje ivuliwe, engatholakala nge-electrodes.
Abaphuza kakhulu neziphuzo zomphakathi
Uma kunamaphutha ekudlulisweni kwalezi zimpikiswano zobuchopho ezithinta ukuphakama kanye / noma ukulandelwa kwempendulo yamanje, ingatholakala nge-BAEP.
Abacwaningi bahlola amaqembu amabili abesilisa, 19 anezikhwama zekhanda nentamo ababebaphuza kakhulu futhi iziguli ezingu-19 zokuhlinza epulasitiki ezaziziphuza umphakathi. Amaqembu ayegugile futhi ahambisana nicotine.
Izihloko zacatshangwa mayelana nokusetshenziswa kwabo kotshwala, ukuhlolwa kwegazi nokuhlolwa kwezimpendulo. Ukuqoshwa nokuhlolwa kwe-BAEPs kwasetshenziselwa ukukala noma yikuphi ukulimala kwengqondo.
Izindlela Zokuhlola Eziphakathi Zonakalisiwe
Imiphumela yathola ukuthi ukukhula kokusetshenziswa kotshwala kokuphila isikhathi eside kwaphazamisa i-BAEP latencies kulawo maqembu, kubonisa ukuthi kunomonakalo emigwaqeni ephakathi, okuholela ekulahlekelweni kokuzwa.
Kumele kuqashelwe ukuthi imiphumela yocwaningo lwesiJalimane ibonakala iphikisana nezinye izifundo eziye zathola ukuthi ukuphuza ngokweqile noma okulinganiselayo akusho ukuthi kubangelwa ukulahleka kokuzwa, ngisho nakwabesilisa abadala. Eqinisweni, ucwaningo oluthile lwathola ukuthi ukuphuza utshwala ngokweqile kwaba nomthelela wokuzivikela ekulahleni, kanti ukuphuza ngokweqile kwakuhlobene nokulahlekelwa kokuzwa.
Ukulimala Akutholakali Ngezivivinyo Ezijwayelekile
Kodwa-ke, ezinye izifundo zasebenzisa izivivinyo ezijwayelekile zokuzwa ukucacisa ukulahlekelwa kwezindlebe, kunokuba zilinganiselwe amaphutha emathrekhi aphakathi kwamabhuku.
Abacwaningi baseJalimane babhala ukuthi lezi ziphutha, azikwazi ukutholakala ngokuhlolwa kwezivivinyo ezivame ukusetshenziswa.
Akukhona nje kuphela ukuthi impilo yokuphuza utshwala ingabangela ukuphefumula kobuchopho jikelele - ku-cerebral cortex hypothalamus ne-cerebellum-okuholela ekutheni kube nokukhubazeka okuningi okungaqondakali, kungabangela umonakalo emigwaqeni ephakathi, okungaholela ekulahlekelweni kokuzwa.
Imithombo:
Curhan, SG, et al. "Ukutadisha Ukusetshenziswa Kokuphuza Utshwala Nokuzwa Ukulahlekelwa Kwabesilisa." Indlebe nokuzwa ngoFebruwari 2011
Smith, ES, et al. "Ukusetshenziswa Kokusetshenziswa Kokudakwa Kokuphila Kokudakwa Kwempilo Yonke Kuzokwenza I-Auditory Brainstem Potentials". Ukuphuza ngokweqile: Ucwaningo lwezokwelapha kanye nolwazi lokuhlola March 2004
I-Poopelka, MM, ne-al. "Ukuphuza ngokweqile nokuphulukana nokuzwa: umphumela wokuzivikela." I-Journal ye-American Geriatrics Society Okthoba 2000