Kutheni kukho "goosebumps '?

Nawuphi na umntu sikhe-ebizwa ngokuba "gaqa". Noko inxulumene le nto? Xa abantu ibizwa ngokuba "amaqhuma irhanisi": alekwe iimbovane ezincinci, nesikhumba somntu ufumana ngokwenene wakhe ngokufana naye. Enyanisweni, lo gama kakhulu zonyango yaye nokutshatisa has in Latin - yena kuvakala ngathi «cutis anserina» kolu lwimi.

"Goosebumps" kwenzeka phantsi kweemeko ezithile. Amaxesha amaninzi "amaqhuma irhanisi" kwi eluswini "run" ngenxa yokuba iimvakalelo ezinamandla. Ngokukodwa, kunokuba isimanga, bathabatheka ngokugqithiseleyo, ukwaneliseka, imincili, kuquka ngokwesondo. Kananjalo ibonakalisa ulusu «cutis anserina» idla ukumqumbisa luloyiko okanye ebandayo.

Igama le nto kungenxa ukufana igutyungelwe amaqhuma ( "gooseflesh") yesikhumba kwabantu usiba. Xa amarhanisi ekwancothulwa iintsiba, endaweni yokuba lamatywina, akuphuhlanga kakuhle efana zoboya yabantu. Inkangeleko ulusu "amaqhuma irhanisi" esizibonakalisa pilomotornogo reflex vestigial uxanduva lokukhulisa izilwanyana ezinoboya. Indlela yale nkqubo ingachazwa ngolu hlobo lulandelayo: kungenxa nokukhuthaza luvo ezibuthathaka yoluvo evela umnqonqo. Ngenxa yoko, kukho indlela ezichulumancisa ngayo luvo peripheral, athi abenoxanduva imisipha yindibanisela zoboya. Xa isivumelwano sabo izihlunu, ebizwa ngokuba piloerection - yaye yaphakamisa leenwele eluswini "amaqhuma irhanisi mandibaleke."

Pilomotornogo reflex kuba yinqobo nje kuphela abantu, kodwa kwakhona ukuba ezincancisayo ezininzi. iinwele Bakhula (noboya) ukuthintela Ukupholisa umzimba, lo gama kugcinwe umzimba shushu zezulu maleko kumphezulu esikhumbeni. Kuyaphawuleka ukuba piloerection akunakusebenza ukuba umntu ngenxa yokuba kuphela amanye amalungu omzimba wakhe abe isigubungelo iinwele. Kulo mzekelo, ixabiso lale reflex lulahlekile ngexesha zazivelela. Kodwa yokukhulisa animal uboya ivumela, ukuba kuyimfuneko, ukuba ukujonga bajokisayo kwaye yoyikise. Ngokomzekelo, xa nkulumo pilomotornogo reflex ukumqumbisa ingozi, nemvo yoloyiko.

Ngaphambili kuxeliwe ukuba umntu unako 'ukubaleka amaqhuma irhanisi "kunye namava kakhulu ngokweemvakalelo. Ngamanye amaxesha abantu ichaza indlela okuvelayo yakhe kotyelelo yonqulo, ukuphulaphula umculo, ubukele iimovie okanye kwezemidlalo. Imbonakalo piloerection kunokubangela imincili - strong neemvakalelo ekhaphe umdlalo hayibo, roulette, etc ...

"Goosebumps" isikhumba ngokufuthi "run" ngenxa ucinezelo wayo - isiphumo okuhlala komboko luvo. Le ndoda yathi kwiimeko ezinjalo, wathi "wachitha" umlenze okanye "Otlezhal 'isandla. ukuphazamiseka pathways, ukungabikho kweevithamini emzimbeni ingabangela ukuba iimpawu pilomotornogo reflex. Kwezinye iimeko, inxalenye amava iimvakalelo ezinjalo, ingakumbi kummandla kweqondo okungenzimanga kubonisa ukuba umntu abe sisifo esibi nemithambo.

Sithetha izifo ezifana yegazi, imithambo varicose kunye nezinye izifo kwegazi. Kulo mzekelo, kufuneka udibane phlebologist. Nangona kunjalo, kwiimeko ezininzi, "amaqhuma irhanisi", ingakumbi, ngokufuthi ukubonisa - kodwa nangoku a syndrome luvo, yaye "run" zibangelwa basabele kwengqondo. Amaxesha amaninzi le meko bajongene ngabantu hypochondriac, leyo sizalwa nesithukuthezi uyakhula. Asimele ukuvala amathuba kwenza kuphela dermatological of "ziinaliti" - ingakumbi kwiimeko apho uphawu ibonakalisiwe hayi amaxesha, kodwa rhoqo. ityala labo ibe kome kakhulu kwesikhumba.

Kwiimeko ezininzi, wachaza syndrome akathethi malunga ubukho nasiphi na isifo. Yenza inkxalabo kufuneka zibe yinxalenye imbonakalo yakhe, ingakumbi xa zidityaniswe ne intlungu antsi kwi yesiqephu.