Ana iya komawa da kwanciyar hankali na haɗin gwiwa zuwa ma'aunin isometric - mai aiki zuwa rabo na lokacin tsoka na antagonist

Wadanne ma'auni ne ake buƙata don ƙungiyar ƙungiyoyin tsoka masu adawa da juna waɗanda ke daidaita haɗin gwiwa?Misali: biceps da triceps, tsokoki na ciki da ƙananan baya, quadriceps da hamstrings, triceps da tibialis na baya, da sauransu.Bari mu fara da takarda kan mahimmancin hamstring ipsilateral zuwa quadriceps rabo (H: Q).

Wannan labarin ne da Matheus Daros Pinto da Anthony J. Blazevich da Lars L. Andersen et al suka buga.a cikin Scandinavian Journal of Medicine & Science in Sports in 2018. Labarin yana mayar da hankali kan "Sabbin abubuwan da suka faru a cikin hamstring zuwa quadriceps rabo (H: Q)".Labarin ya haɗu da binciken da ya gabata don ƙaddamar da cewa gwaje-gwajen haɗarin haɗari na haɗari, irin su H: Q, ba su zama masu tsinkaya mai kyau na raunin da ba a hulɗa da su ba.Wannan shi ne saboda waɗannan gwaje-gwajen da gaske ana yin su ne a cikin yanayin da ba a gajiya da su ba, amma tarin gajiya yana da mahimmancin haɗari ga ƙwanƙwasa ƙwanƙwasa da raunin da ya faru a cikin ƙafafu na ƙwararrun 'yan wasa.A cikin labarin, bayan kwatanta tasirin hanyoyin daban-daban na lissafin H: Q, tasirin gajiyawar neuromuscular akan H:Q da daidaitawa tsakanin gajiya da yanayin rashin gajiya (H:Q) an yi la'akari da ƙididdige ƙima, da maimaita 30 na maimaitawar. An yi gwajin ƙarfin tsoka na isometric akan 'yan wasa.

Sakamakon gwajin ya nuna cewa H: Q na al'ada shine sakamakon gwajin ƙaddamarwa na centripetal tare da jinkirin, maye gurbin gwiwa da kuma jujjuyawa, cewa saurin angular na gwiwa ya kasance mafi girma a lokacin aikin motsa jiki na ainihi, kuma cewa motsi shine haɗuwa da centripetal. – centrifugal tsarin ƙanƙancewa.Bayanai sun nuna cewa darajar H:Q a cikin kasala sun fi na marasa gajiyawa, tare da raunin dangantaka tsakanin su biyun.Labarin ya yi magana da wani muhimmin ma'auni na tsarin gwajin tsoka na isometric, rabon lokutan mafi girma na tsokoki masu aiki da masu adawa da juna, wanda aka ƙaddara ta hanyar rabon lokuta mafi girma na ƙungiyoyin tsoka guda biyu, masu aiki da masu adawa, a matakan motsa jiki daban-daban da kuma daban-daban. kusurwar haɗin gwiwa, kuma galibi ana amfani da su a cikin yanayin motsa jiki a hankali na 30-60 digiri / sk, ko bisa ga buƙatun ana iya saita gudu daban-daban bisa ga buƙatu.Yana nuna ma'auni na tsoka tsakanin ƙungiyoyin tsoka na antagonist a lokacin aikin haɗin gwiwa, kuma yana da mahimmanci wajen ƙayyade kwanciyar hankali na haɗin gwiwa da kuma tsinkaya yiwuwar raunin haɗin gwiwa, musamman ma'auni na gwiwa / tsayin daka na ƙananan ƙwayar cuta yana da mahimmanci a cikin aikin asibiti.

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