SamuwarKimiyya

A farko siginar tsarin - abin da yake da shi? A farko siginar tsarin na wani mutum bisa ga Pavlov

Duniya kewaye da mu mu gane ta hanyar da tsari biyu: na farko da kuma na biyu alama.

Domin bayani game da jihar da kwayoyin da waje yanayi na farko siginar tsarin yana amfani da duk hankula mutum: tabawa, gani, wari, ji da dandano. A na biyu, matasa, ƙararrawa tsarin ba ka damar gane duniya ta hanyar magana. Its ci gaban auku a kan tushen da kuma a tare da tare da na farko a cikin tsari na mutum ci gaba da kuma ci gaba. A wannan labarin, za mu dubi abin da na farko siginar tsarin, yadda shi tasowa da kuma ayyuka.

Kamar yadda ya faru a dabbobi?

All dabbobi iya amfani da daya kadai samun bayanai game da kewaye gaskiya da kuma canza ta jiha, wanda shi ne na farko siginar tsarin. Waje duniya gabatar ta hanyar daban-daban abubuwa da ciwon da dama kuma sinadaran jiki Properties, kamar launi, kamshi, da kuma siffar et al., Ku bauta wa a matsayin sharadi sakonni, gargadi jikin canje-canje da cewa bukatar daidaita. Alal misali, wani garke na barewa dozing a rana, da wari daga wani predator lurking abruptly Darts kashe da kuma gudu. A kara kuzari da aka sigina na gabatowa hadari.

Saboda haka, a cikin mafi girma da dabbobi na farko (sharadi reflex) sigina tsarin - wani cikakken tunani na waje na duniya, barin dama don amsa ga canje-canje da kuma daidaita da su. All ta sakonni da lãbãri a wani takamaiman abu da kuma masu kankare. Sharadi reflexes samar da tushen wani na farko batu assigning dabba tunani, kafa ta wannan musamman tsarin.

A farko sigina na mutum tsarin aiki a cikin wannan hanya a matsayin cewa daga cikin mafi girma da dabbobi. Raba ta aiki da aka lura kawai a jarirai, daga haihuwa har da shekaru shida da watanni, idan yaro ne a cikin wani al'ada zamantakewa yanayi. Formation da kuma ci gaban da na biyu alama tsarin da aka yi a cikin tsari da kuma a sakamakon ilimi da zamantakewa interactions tsakanin mutane.

Nau'in na juyayi aiki

Man - wani hadadden kasancewarsa, baya a tarihi ci gaba ta hanyar hadaddun canje-canje a cikin duka biyu daga ilimin Halittar Jiki da kuma physiological, kuma m sifa da aiki. A dukan hadaddun na bambancin matakai a cikin jiki, kai da kuma sarrafawa da wani key physiological tsarin - m.

The aiki da wannan tsarin ne zuwa kashi ƙananan kuma mafi girma. Domin da iko da kuma gudanar da duk kayan ciki da kuma tsarin na jikin mutum yayi dace da abin da ake kira ƙananan m aiki. Hulɗa tare da abubuwa da kuma abubuwa na gaskiya ta wajen neuro-m matakai da sunadaran, kamar hankali, fahimta, tunani, harshe, memory, da hankali, a sakamakon zuwa mafi girma m aiki (GNI). Wannan hulda faruwa ta hanyar da tasiri kai tsaye daga daban-daban abubuwa a kan rabe, misali, auditory ko na gani, tare da kara yaduwar samu sakonni na juyayi tsarin, da aiki dalĩli bayanai - kwakwalwa. Yana da wannan irin sigina Rasha masanin kimiyya I. P. Pavlovym aka mai suna ta farko yi sigina tsarin. Godiya ta, sanya yiwu fitowan da kuma ci gaban da na biyu alama tsarin, musamman ga mutane da kuma hade da wani audible (magana) ko a bayyane kalma (rubuta kafofin).

Mene ne gargadi tsarin?

Bisa ga rubuce-rubucen da shahararren Rasha physiologist kuma masanin kimiyya I. M. Sechenova reflex aiki na da hakan sassa na kwakwalwa, I. P. Pavlov ɓullo da ka'idar GNI - mafi girma m aiki na mutum. Kamar yadda wani ɓangare na wannan rukunan aka tsara da ra'ayi cewa wannan yi sigina tsarin. Suna gane kamar yadda kafa ɓawon burodi (isocortex) kwakwalwa gidaje sharadi reflex sadarwa a matsayin sakamako na daban-daban shigowa hatsaisai daga yanayi ko daga jiki gabobin da kuma tsarin. Wannan shi ne aikin da farko yi sigina tsarin ne da nufin ake ji hikimar tantance da kuma roba ma'amaloli don gane sakonni daga azanci shine gabobin da abubuwa na waje duniya.

A sakamakon haka, zamantakewa da ci gaban da kuma harshen saye ya tashi, ya samo asali na biyu alama tsarin. Tare da ci gaban da kuma ci gaban da yaro ta psyche hankali wajen samar da karfin fahimta, sa'an nan kuma zuwa ga jawabin haifuwa a matsayin sakamako na fitowan da kuma bunqasar da associative links, sauti ko kalmomi magana da azanci shine kwaikwayo na abubuwa na waje muhalli.

Features na farko yi sigina tsarin

A wannan tsarin yi sigina a matsayin wajen da kuma hanyoyin sadarwa, da kuma dukan sauran siffofin da hali dangane da nan da nan ji da kewaye gaskiya da kuma mayar da martani ga buƙatun gare lokacin hulda hatsaisai. A farko siginar tsarin na mutum - shi ne mayar da martani na kankare azanci shine gani na da tasiri a kan rabe a kan wani ɓangare na duniya.

Da farko, akwai wani ji a jikin wani mamaki, Properties ko abubuwa gane ta da rabe na kowane daya ko fiye daga cikin hankula. Sa'an nan ji tuba a cikin mafi hadaddun siffofi - fahimta. Sai da bayan na biyu alama tsarin za a kafa da kuma raya, yana yiwuwa ya haifar da ba su daura wa wani musamman abu na m siffofin tunani, kamar ra'ayoyi da kuma kyama.

Sarrafawa yi sigina tsarin

A lokacin al'ada aiki na biyu sigina tsarin ne alhakin cibiyoyin a cikin cerebral hemispheres. Yanayin aiki kuma aiki na bayanai ga na farko yi sigina tsarin samar da dama yammancin duniya. Kamar yadda hasashe da kuma sarrafa bayanai rafi zuwa na biyu alama tsarin ya haifar da hagu yammancin duniya ne ke da alhakin ma'ana tunani. Na biyu (fiye da daya) ƙararrawa tsarin na mutum kwakwalwa dogara a kan tsarin mutunci da aiki.

Dangantaka tsakanin siginar tsarin

Na biyu kuma na farko da alama bisa ga Pavlov tsarin ne a akai hulda da juna da aiki. Wannan shi ne saboda gaskiyar cewa a kan tushen farko da ya haifar da ci gaba na biyu alama tsarin. Akuma daga muhalli da kuma daga sassa daban-daban na jiki na farko da sigina ne a ci gaba da hulda da biyu sakonni. A lokacin irin wannan hulda ne da zargin da sharadi reflexes wata babbar domin, wanda ƙirƙirar aikin dangantaka therebetween. A dangane da ci gaba da tunani matakai da kuma zamantakewa hanyar rayuwa na mutum ne mafi ɓullo da na biyu alama tsarin.

raya ci gaban mataki

A kan aiwatar da mutum shafi tunanin mutum da ci gaban yara haife a lokaci, na farko siginar tsarin fara dauki siffar a cikin 'yan kwanaki bayan haihuwa. A shekaru na 7-10 kwana, da samuwar na farko sharadi reflexes. Saboda haka, jariri ya sa yatsar ƙungiyoyi tare da bakinsa ko da kafin ya sa a bakinsa kan nono. Sharadi reflexes zuwa auditory samuwar kasashe za a iya kafa a farkon watan biyu na rayuwa.

Da mazan da yaro zama, da mafi sauri ya kafa wani sharadi da numfashinsa. Don zama m ga wata-wata grudnichka akwai wani wucin gadi dangane, shi ne zama dole a yi mai yawa ta maimaitawar tasiri unconditioned da sharadi samuwar kasashe. A wata biyu zuwa uku da jariri kawai 'yan reps bukatar ka ƙirƙiri wani wucin gadi dangane.

A na biyu alama tsarin fara dauki siffar a cikin yara dake da shekaru daya da rabi shekaru, lokacin da bayan maimaita ambatar abubuwa, tare da zanga-zanga, da yaro ya fara amsa ga kalma. A yara, da ya zo ga fore kawai a 6-7 shekaru.

canza matsayin

Saboda haka, a cikin shakka daga shafi tunanin mutum da kuma ta jiki ci gaban yara a duk lokacin yarinta da kuma samartaka, akwai wani canji na muhimmancin da fifiko tsakanin wadannan sigina tsarin. A makaranta shekaru, da kuma har farkon lokacin balaga, na biyu alama tsarin zo da fore. A mafarki, saboda gagarumin hormonal da kuma physiological canje-canje a cikin jikin matasa a wani karamin lokaci na farko yi sigina tsarin ne manyan sake. By high school, na biyu alama tsarin sake daukan gubar da kuma rike ta jagorancin matsayi cikin rayuwarsu, kullum inganta da kuma bunkasa.

darajar

A farko alama tsarin da mutane, duk da ruwan dare a manya na biyu, shi ne na bayar da muhimmanci a irin ayyukan mutane kamar wasanni, art, da ilimi da kuma aiki. Ba tare da shi, shi ba zai yiwu ba ga aiki makadi da wani artist, wani actor kuma wani kwararren dan wasa.

Duk da kama da wannan tsarin a mutane da dabbobi, a cikin ta farko yi sigina tsarin na wani mutum - shi ne yafi hadaddun da nagartaccen tsarin, kamar yadda shi ne a akai hulda da biyu masu jituwa.

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