Halin ƙwaƙwalwar kwakwalwa shine ƙaddamar da aikin lantarki da yawancin igiyoyi kamar yadda EEG ya rubuta . Wadannan hanzari na karfin lantarki yana faruwa tsakanin sassa daban-daban na kwakwalwa. Wadannan alamu na lantarki an kwatanta su da ciwon mita, amplitude, da siffar da aka ba su. Ana iya amfani dashi don tantance matakin kulawa ko aikin barci .
Sannu na barci
Ana iya amfani da alamun lantarki na kwakwalwa don bincika jihohi daban-daban na barci.
Barci yana faruwa a jihohi biyu a cikin dare. Sashe biyu na barci suna barcin idanu mai hankali (REM) da rashin barci a cikin ido (NREM).
Rapid Eye Movement Sleep (REM)
Rashin barci, wanda aka sani da barcin mafarki, shine zurfin barci tare da ciwon kwakwalwa a kwakwalwa da kuma tsakiyar tsakiya. An bayyana ta mafarki da kuma rashin motar motsa jiki banda gajiyar ido da diaphragm. Yana faruwa cyclically sau da yawa a lokacin barci, amma ya ƙunshi mafi ƙanƙanci rabo daga cikin yanayin barci.
A lokacin barcin REM, akwai canje-canje a cikin karfin jini, da zuciya, da kuma numfashi na numfashi. Har ila yau, a lokacin barcin REM, jini ya zama ƙãra zuwa kwakwalwa, da kuma azzakari da kuma jeri, wanda zai haifar da haɓakawa.
Rashin Ƙarƙashin Ƙungiyar Jama'a (NREM)
Safiya barci shine ɗaya daga cikin jihohi biyu na barci. Sauran yanayin barci ba shi da barcin ido, ko kuma barcin NREM.
Arousal yakan faru sau da yawa a lokacin barcin NREM, wanda ya ƙunshi sassa uku. Matakan uku sune N1, N2, da N3, kuma kowane yanki na musamman yana da nau'i na musamman, bambanta, da kuma alamar kwakwalwa ta kwakwalwa. Yayinda barci REM shine mafarki mafi zurfi, barcin NREM ya ɗauki mafi girman yawan ɓangaren haɗarin barci.
Rashin barci mai ido ba tare da yaduwa ba yana yawanci yawan adadin jini yana gudana zuwa kwakwalwa da ƙwayar kwarangwal. Sauran halaye na barci na ido ba tare da jinkiri ba sun haɗu da rage yawan zuciya, karfin jini, da kuma yawan yawan motsa jiki na iska da kuma daga cikin huhu.
Brain Wave Arousal
Arousal wani canji ne mai saurin sauyewa a cikin yanayin ƙwaƙwalwar kwakwalwa, kamar yadda aka auna ta hanyar EEG. Arousal yakan wakilci motsawa daga barci mai zurfi, wanda aka fi sani da barci REM, zuwa barci mai haske, wanda aka sani da barcin NREM, ko daga barci zuwa wakefulness.
Kamar yadda sauti yake, motsawa shine lokacin da mutum ya "tasowa" zuwa wani lokaci a yayin lokacin barci. Wannan sauyi ne na kwatsam a cikin aiki na kwakwalwar kwakwalwa. Ba dole ba ne cewa mutum ya riga ya shafe, amma zai iya nufin motsawa daga barci mai zurfi zuwa barci mai sauƙi, daga abin da ya fi sauƙi a ɗauka.
Misalan: Sakamakon nauyin motsawar kwakwalwa yana nuna cewa yana cikin barci mai zurfi.