Innate reflexes hauv tib neeg: cov ntaub ntawv dav dav thiab qhov tseeb nthuav

Cov txheej txheem:

Innate reflexes hauv tib neeg: cov ntaub ntawv dav dav thiab qhov tseeb nthuav
Innate reflexes hauv tib neeg: cov ntaub ntawv dav dav thiab qhov tseeb nthuav
Anonim

Yog muaj lub teeb ci ntsa iab, peb kaw peb lub qhov muag; yog tias lub roj teeb kub, peb tam sim thim peb txhais tes…

Txhua yam kev ua no tau ua tiav los ntawm ntau lab tus tib neeg thoob ntiaj teb, tsis hais qhov chaw nyob, hnub nyoog thiab poj niam txiv neej. Nyob rau hauv ib lo lus, tib cov tshuaj tiv thaiv rau txhua yam sharply thiab npaj txhij txog qhia nyob rau hauv lub ntiaj teb no nyob ib ncig ntawm peb: txias, boiling dej, mob, ntshai - qhov no yog dab tsi unites peb txhua tus. Cov kws tshawb fawb hu cov tshuaj tiv thaiv no lo lus yooj yim thiab paub "reflex". Cia peb, ua raws li cov kws tshawb fawb, qhia txog kev noj qab haus huv xav paub thiab saib rau hauv cov lus nug nthuav dav no: dab tsi yog innate thiab acquired reflexes? Dab tsi yog qhov txawv ntawm lawv?

History from the 17th century

Tus neeg Fabkis nto moo thiab tus kws tshawb fawb zoo René Descartes, rov qab rau xyoo pua 17th, tau xav txog tib neeg cov kev cuam tshuam rau cov stimuli ntse thiab thawj zaug muab lawv cov lus piav qhia.

Tab sis nyob rau lub sijhawm nyob deb, kev puas siab puas ntsws tseem tsis tau suav tias yog kev tshawb fawb. Yog liDescartes tau xaus lus tias ib qho kev cuam tshuam rau qhov kev txhawb nqa tsuas yog qhov kev xav ntawm peb txoj kev paub txog cov khoom ntawm ib puag ncig thiab cov khoom.

Lub tswvyim ntawm "reflex" tshuav nws lub hauv paus rau tus kws tshaj lij Lavxias tus kws tshawb fawb Sechenov IM Nws yog thawj tus neeg hauv ntiaj teb los ua pov thawj thiab qhia tias yog vim li cas rau lub hlwb ntawm ib tug neeg feem ntau, thiab tag nrho nws cov yeeb yam hauv ntiaj teb. tshwj xeeb, tsuas yog nyob rau hauv kev cuam tshuam ntawm sab nraud ib puag ncig rau lub paj hlwb. Cias muab: yog hais tias lub siab lub cev nqaij daim tawv tsis khaus, ces lub siab ntsws lub neej ntawm ib tug neeg tam sim ntawd los mus rau naught. Qhov no yog qhov uas cov lus qhia paub zoo tuaj: "Nyuaj ua ntej poob kev xav." Tom qab Sechenov tuag, nws txoj kev tshawb fawb tau txuas ntxiv los ntawm tus kws tshaj lij kev kawm Pavlov I. P.

Pavlov qhov kev tshawb pom zoo

Academician Pavlov
Academician Pavlov

Nws yog rau Ivan Petrovich tias peb tshuav qhov kev faib tawm meej ntawm cov kev xav uas twb muaj lawm thiab kev ua haujlwm ntawm kev paub txog kev ua pa. Academician Pavlov tau ua pov thawj tias muaj ob lub ntsiab ntawm reflexes: congenital thiab kis tau.

Pavlov mob siab rau nws lub neej ntev rau kev tshawb fawb thiab yeej Nobel nqi zog hauv Tshuaj thaum pib ntawm lub xyoo pua 20th. Los ntawm ib tsev neeg ntawm cov txiv plig, Ivan Petrovich los ua ib tug kws qhia ntawv ntawm St. Petersburg Academy of Sciences. Ua tib zoo koom nrog kev tswj hwm lub paj hlwb ntawm cov kab mob muaj sia, tus kws tshawb fawb tau qhia meej tias dab tsi yog qhov piv txwv ntawm innate reflex thiab nws txhais li cas. Nws yuav tsum raug sau tseg tias ntau tus neeg tseem tsis tau pom ntau qhov sib txawv ntawm cov txuj ci muab rau peb caj ces thiab lub peev xwm peb tau txais hauv cov txheej txheem ntawm lub neej. Great Pavlov,Tom qab ua ntau qhov kev sim, nws xaus lus tias innate reflexes yog cov uas tsis muaj qhov tshwj xeeb xav tau. Raws li, tau txais (qhov xwm txheej) - tshwm sim tshwj xeeb rau lub sijhawm ntawm tib neeg hloov mus rau ib puag ncig sab nraud.

Pavlov tus dev pab tib neeg li cas?

Leej twg tsis paub txog Pavlov tus dev?! Cov neeg zoo li no xyaum tsis muaj nyob. Kev tshawb xyuas cov txheej txheem ntawm kev zom cov zaub mov hauv dev, Ivan Petrovich pib pom tias cov dev sim sim pib nquag salivate tsis nyob ntawm qhov pom ntawm cov zaub mov, tab sis twb tau pom ntawm tus neeg nqa khoom noj no.

Pom qhov no, Pavlov tau ua ib qho yooj yim thiab tib lub sijhawm ingenious xaus: salivation thaum tau txais cov zaub mov yog ib tug classic reflex uas muaj ib tug kiag li unconditional cwj pwm, uas yog, Attendance yam ntxwv ntawm tag nrho cov dev. Hauv lwm lo lus, nws yog inborn reflex, lub instinct noj.

Thiab kev nqhis dej ntawm qhov pom ntawm tus neeg noj zaub mov yog ib qho kev mob tshwm sim uas tsis yog tus yam ntxwv ntawm txhua tus dev thiab tsim muaj tseeb hauv cov tsiaj no ntawm qhov pom ntawm tus neeg tshwj xeeb.

Cia li xav nrog koj txog qhov innate reflexes uas muaj genetic congestion thiab tsis nyob ntawm qhov cuam tshuam ntawm ib puag ncig sab nraud.

Kev faib tawm ntawm kev xav rau cov tsis yog kws tshaj lij

Ib qho kev npaj txhij txog irritant
Ib qho kev npaj txhij txog irritant

Feem ntau, tag nrho cov innate reflexes muaj ntau hom kev faib tawm.

Piv txwv li, rau cov tsis yog cov kws tshaj lij, qhov kev nkag siab zoo tshaj plaws ntawm kev faib tawm mus rau hauv: yooj yim, complex thiab complex. Dab tsi yog qhov piv txwv ntawm innate reflex, kom meej meejqhia? Nov yog qhov piv txwv peb tau muab rau thaum pib ntawm cov ntawv nyeem, nrog rub koj txhais tes tawm ntawm lub roj teeb kub.

Rau txoj kev xav tsis zoo, peb tuaj yeem suav nrog, piv txwv li, tawm hws. Thiab rau qhov nyuaj tshaj plaws reflexes - ib txoj hlua ntev ntawm kev ua haujlwm yooj yim.

Tsis tas li, kev faib tawm raws li lub zog ntawm cov tshuaj tiv thaiv ntawm cov kab mob muaj sia mus rau qhov ua rau khaus khaus kuj yog qhov tseeb heev. Yog tias peb pib los ntawm nws, ces tag nrho cov innate reflexes muab faib ua qhov zoo (piv txwv li, kev tshawb nrhiav cov ncuav qab zib tshiab los ntawm tsw) thiab tsis zoo (kev ntshaw kom ceev nrooj dim ntawm kev phom sij, suab nrov, stench).

Unconditioned reflexes thiab lawv cov ntsiab lus lom neeg

Raws li lawv qhov tseem ceeb hauv kev noj qab haus huv, txhua qhov kev xav ntawm tib neeg tau muab faib ua tsib hom:

  • food;
  • sexual;
  • tiv thaiv;
  • qhia;
  • locomotor.

Innate human reflexes yog zaub mov, nrog rau kev sib deev thiab kev tiv thaiv. Cia peb xav txog nyias nyias.

Cov zaub mov reflex yog lub peev xwm nqos, nqus thiab qaub ncaug; kev sib deev - kev sib deev arousal; Kev tiv thaiv - qhov no yog kev tshem tawm ntawm tes los ntawm qhov kub los yog lub siab xav npog lub taub hau nrog txhais tes yog tias xav tau lub tshuab.

Ntxiv rau cov no, muaj cov kev taw qhia txog kev xav - qhov no yog qhov yuav tsum tau txheeb xyuas txhua qhov kev xav tsis zoo, uas yog tig los ntawm lub suab nrov lossis qhov kev xav tsis thoob. Congenital reflex yog locomotor reflex - qhov no yog ib qho reflex uas ua haujlwm kom txav mus los thiab tso cai rau koj kom lub cev nyob rau hauv qhov xav tau (yog) txoj hauj lwm nyob ib puag ncig.

Simonov qhov kev faib tawm: yooj yim thiab nkag siab

Yog reflex
Yog reflex

Tus kws tshawb fawb Lavxias nto moo Simonov P. V. tau npaj nws txoj kev yooj yim thiab nkag siab ntawm kev faib tawm ntawm tib neeg lub cev reflexes.

Nws faib tag nrho cov kev hloov pauv tsis xwm yeem ua peb hom:

  • Vim.
  • Reflexes of assignments.
  • Reflexes of self-development.

Cia peb sim nkag siab tias lub ntsiab ntawm txhua hom yog dab tsi thiab vim li cas qhov kev faib tshwj xeeb no tau nrov hauv ntiaj teb?

Tseem Ceeb - cov no yog txhua qhov kev xav uas cuam tshuam ncaj qha rau kev khaws cia tib neeg lub neej nws tus kheej. Cia peb sau lawv:

  • Food.
  • Kev tiv thaiv.
  • Kev txuag reflex. Piv txwv li, yog tias qhov tshwm sim ntawm kev ua yuav tsum zoo ib yam, ces ib tug neeg yeej ib txwm xaiv qhov uas yuav coj nws tus nqi tsawg kawg nkaus.
  • A reflex uas tswj kev pw tsaug zog thiab wakefulness.

Ntawm no yog ib qho tseem ceeb heev kom nkag siab qhov tseeb yooj yim: yog tias ib qho ntawm cov kev xav tau teev tseg tsis txaus siab rau lub sijhawm, ces lub neej ntawm cov kab mob muaj sia yuav xaus tam sim ntawd. Qhov no yog qhov sib txawv ntawm qhov nruab nrab ntawm qhov nruab nrab thiab qhov ua kom muaj zog.

Yuav ua raws li cov kev xav no, ib tus neeg tsis xav tau lwm tus. Qhov no yog lawv qhov sib txawv tseem ceeb los ntawm kev ua lub luag haujlwm reflexes, uas tuaj yeem ua tau tsuas yog los ntawm kev sib cuag nrog lwm tus, tab sis tsis nyob ib leeg.

Role reflexes suav nrog niam txiv thiab kev sib deev. Cov pab pawg kawg ntawm "kev txhim kho tus kheej rov qab" suav nrog:

  • Reflex game.
  • Explorer's reflex.
  • copy reflex.

"Nyob" ntawm unconditioned reflexes

"Txiv lub tsev" nyob qhov twg ntawm txhua qhov kev ua siab dav muab rau peb ntawm qhov xwm txheej?

Lawv "txiv tsev" yog peb lub hauv paus paj hlwb, muaj lub hlwb thiab qaum qaum. Koj puas nco qab tias nws tshwm sim li cas ntawm kev kuaj mob: tus kws kho mob, maj mam ntaus tus neeg mob lub hauv caug nrog cov roj hmab mallet, soj ntsuam qib ntawm kev tsis txaus siab txuas ntxiv ntawm sab ceg los ntawm nws. Hauv lwm lo lus, tus kws kho mob saib xyuas qhov reflex: yog tias qhov reflex tsis muaj zog lossis, qhov sib txawv, muaj zog heev, ces qhov no suav tias yog pathology.

Tsis muaj kev hloov pauv yog ntau heev. Yog li ntawd, nyob rau hauv lub paj hlwb, nyob rau hauv nws qis qhov chaw, muaj ntau reflex chaw. Lawv tsim thiaj li hu ua "reflex arcs".

Yog tias peb pib txav ntawm peb tus txha caj qaum hauv kev nce siab, ces tam sim ntawd ntawm txoj kev peb yuav ntsib medulla oblongata. Tag nrho cov txheej txheem reflex, xws li txham, nqos, hnoos thiab salivation, yog ua tau ua tsaug rau medulla oblongata.

Tom ntej, txav mus rau qaum qaum, peb yuav ntsib lub midbrain. Lub midbrain teb thiab tswj raws nraim cov kev tshwm sim uas peb muaj nyob rau hauv teb rau kev pom los yog acoustic stimuli. Cov no yog cov kev tshwm sim zoo li no: constriction thiab expansion ntawm cov menyuam kawm ntawv thaum lub teeb hits lawv; reflex tig ntawm lub taub hau thiab tag nrho lub cev nyob rau hauv cov kev taw qhia ntawm ib qhov chaw ntawm lub teeb ntse thiab suab.

Txhim kho qhov tsis muaj qhov cuam tshuam

Peb twb pom lawm tias cov reflex arcs ntawm peb innate reflexes yog ib yam nyob mus ib txhis. Tab sis tib lub sijhawm, lawv tuaj yeem ua haujlwm ntau lossis tsawg dua hauv qhov sib txawvlub sij hawm ntawm tib neeg lub neej.

Piv txwv li, kev sib deev reflexes nquag tshwm sim lawv tus kheej thaum lub cev mus txog ib lub hnub nyoog, thaum lwm cov kev xav ntawm reflex maj mam ploj mus. Yog li, txhua tus menyuam mos, thaum nias ntawm lawv lub xib teg, tsis nco qab tuav tus ntiv tes ntawm tus neeg laus. Qhov no lob reflex kiag li ploj mus nrog cov txheej txheem ntawm kev loj hlob.

Qhov tseem ceeb ntawm qhov tsis muaj kev xav tau

Calf reflex test
Calf reflex test

Innate reflexes yog qhov tseem ceeb heev. Lawv, raws li qhov tseeb kev tshawb fawb los ntawm cov kws tshawb fawb, tau pom nyob hauv plab. Piv txwv li, nqus reflex. Tab sis nyob rau hauv lub neej, ib tug loj tus naj npawb ntawm conditioned reflexes ntxiv rau innate reflexes. Cov xwm txheej, muaj peev xwm ua tau zoo tshaj plaws nyob rau sab saum toj ntawm qhov tsis muaj qhov cuam tshuam, muab lub sijhawm rau tus neeg hloov pauv thiab pab hloov mus rau lub ntiaj teb nyob ib puag ncig nws kom zoo tshaj plaws.

Cov kev xav uas tau muab rau peb txij thaum yug los yog qhov tseem ceeb tshaj plaws nyob rau theem pib ntawm kev muaj sia nyob, thaum lub sijhawm peb tseem tsis muaj peb tus kheej lub tswv yim thiab cov tswv yim txog cov qauv ntawm lub neej nyob ib puag ncig peb. Tom qab ntawd tag nrho peb qhov kev ua tau coj tsuas yog los ntawm cov txheej txheem uas muaj qhov cuam tshuam nkaus xwb.

Kev tsis txaus siab yog qhov txiaj ntsig zoo ntawm qhov

tus menyuam quaj
tus menyuam quaj

Innate human reflex yog ib txheej ntawm kev txawj ntse. Yog li ntawd, cov txuj ci uas tau muab rau peb los ntawm lub neej uas twb muaj lawm thaum yug los yog qhov khoom plig tseem ceeb uas pab tus txiv neej tshiab hloov mus rau lub neej tsis paub nyob ib puag ncig nws.

Tsuas yog los ntawm kev soj ntsuam cov menyuam yug tshiab, ib tus tuaj yeem pom tag nrho cov txheej txheem tsis xwm yeemntshiab reflexes. Thawj tus neeg los tshuaj xyuas peb cov kev xav ntawm ntuj tsim thiab muab kev ntsuam xyuas kev tshaj lij yog tus kws kho mob neonatologist.

Yim qhov kev xav tau yooj yim yog suav tias yog tib neeg qhov kev xav. Lawv tau "yug" rau hauv lub ntiaj teb ua ke nrog tus menyuam thiab cia nws muaj sia nyob sab nraum niam lub cev. Cia peb sau lawv txhua tus thiab tom qab ntawd txheeb xyuas txhua qhov sib cais. Innate reflexes hauv tib neeg, piv txwv:

  • pab;
  • sab;
  • gag reflex;
  • Kussmaul reflex (los yog tshawb nrhiav);
  • Perez reflex;
  • thim rov qab;
  • blink reflex;
  • pupil reflex.

Nws yog ib qho tseem ceeb heev rau kev sim tag nrho cov innate reflexes nyob rau hauv dynamics. Nws yog cov teeb meem nrog cov reflexes nyob rau hauv tus me nyuam mos uas yog lub ntsiab "beacons" ntawm ib tug ua tau pathology ntawm lub hauv paus paj hlwb.

Cia peb saib ze dua ntawm cov piv txwv ntawm tib neeg lub hauv paus reflexes.

A fascinating "txoj kev" los ntawm thawj tib neeg reflexes

teb rau qhov kub thiab txias
teb rau qhov kub thiab txias

Thaum peb yug los, peb lub ntsws ua pa "tig": tus menyuam lub ntsws qhib thiab nws pib ua pa.

Yuav luag ib txhij nrog kev ua pa, qhov nqus tau tshwm sim. Yog tias, piv txwv li, koj tsuas yog kov lub txiv mis rau lub qhov ncauj ntawm tus menyuam mos, ces nws yuav pib nqus tam sim ntawd. Tus txheej txheem ntawm kev nqus cov me nyuam calms thiab nws yog ib qho tseem ceeb heev: yog hais tias tus me nyuam tsis nqus thaum yau, ces loj hlob tuaj, nws yuav pib nqus ntawm qhov kawg ntawm nws cov plaub hau, ntiv tes, los yog tom nws cov rau tes. Thiab ces yuav tsum muaj kev cuam tshuam ntawm tus kws kho mob neurologist.

Lub gag reflex yog tsim los pab tus menyuam mos kom ciaj sia. Nws tshwm sim tam sim ntawd tom qab yug me nyuam thiab yuam tus me nyuam kom thawb tej khoom tawv tawm ntawm lub qhov ncauj nrog tus nplaig. Nws tsis pub tus menyuam choke thiab ploj mus li ntawm rau lub hlis raws li qhov tsis tsim nyog.

Kussmaul reflex tseem hu ua kev tshawb nrhiav reflex. Nws yog tus uas tso cai rau tus menyuam mus nrhiav lub txiv mis. Qhov no reflex yuav tsum symmetrical ntawm ob sab. Yog li ntawd, yog tias koj nyuam qhuav kov tus me nyuam lub plhu, nws tam sim ntawd tig nws lub taub hau ntawm kev taw qhia thiab qhib nws lub qhov ncauj nrhiav zaub mov.

Thawj yam uas tus kws kho mob neonatologist ua yog kuaj xyuas Perez reflex. Kev kuaj xyuas qhov no yog qhov tsis txaus siab rau tus menyuam thiab feem ntau ua rau nrov nrov. Tus kws kho mob nrog lub siab me ntsis khiav nws tus ntiv tes raws tus me nyuam tus txha nraub qaum, cia siab tias tus me nyuam yuav ncaj lub cev, khoov caj npab thiab txhais ceg thiab tsa lub taub hau. Nov yog qhov ua haujlwm ntawm tag nrho cov neural arc raug kuaj.

Peb qhov kev xav ntawm tib neeg

Reflex rau lub suab nrov
Reflex rau lub suab nrov

Tam sim tom qab yug me nyuam, tus me nyuam muaj peb qhov kev tiv thaiv reflexes muab rau nws los ntawm xwm:

  • Txhob Cia Siab. Rau ib qho kev txhaj tshuaj, tus menyuam yuav tsum rub rov qab txhais ceg lossis tuav.
  • Pupillary. Lub teeb ci ib txwm ua rau cov menyuam kawm ntawv constriction.
  • blinking. Yog tias koj tshuab rau lub ntsej muag ntawm tus menyuam mos, nws tam sim squins nws ob lub qhov muag.

Peb lub ntsiab lus no, ua siab dav qhia rau tus neeg hauv thawj vib nas this tom qab nws yug los, tiv thaiv nws mus tas nws lub neej thiab tsis txhob tso nws mus txog hnub kawg.

Kev lom zem qhov tseeb thiab cov lus xaus zoo heev

Txhua tus tib neeg qhov kev xav tuaj yeem ua rau los yog kis tau.

Txhua qhov kev xav ntawm tib neeg tus cwj pwm tuaj yeem muab faib ua ob ntu: lub cev muaj zog thiab qaum. Lub cev muaj zog reflexes yog qhov ncauj uas tsis muaj qhov tsis txaus ntseeg: kev tshawb nrhiav, nqus, thiab lwm yam. Spinal reflexes yog vim kev ua haujlwm ntawm tus txha caj qaum. Cov no yog lob, tiv thaiv, Perez reflex, thiab lwm yam.

Ntawm no yog ob peb qhov tseeb uas yog ib qho piv txwv ntawm kev ua qauv qhia ntawm innate reflexes hauv cov menyuam mos. Cov lus tseeb no ua rau muaj kev xav tsis thoob, kev qhuas siab thiab muab kev nkag siab ntawm cov peev txheej loj "pib" uas tau muab rau tib neeg los ntawm qhov xwm txheej. Wb tsis txhob sawv ib sab thiab paub txog yam tsawg kawg ntawm lawv:

  • Txog rau lub hlis, tag nrho cov menyuam yaus yog "tus kws ua luam dej": lawv tuav lawv ua pa zoo kawg nkaus. Tib lub sijhawm, lub plawv dhia qis zuj zus, thiab cov ntshav ncig ntawm cov ntiv tes thiab cov ntiv taw txo qis.
  • Txog xyoo 1985, thaum ua haujlwm rau cov menyuam yug tshiab, cov kws kho mob tsis muab tshuaj loog rau lawv, ntseeg tias lawv tseem tsis tau mob. Cov me nyuam mos tseem tsis tau paub nco qab, yog li mob tsis ua rau lawv raug mob mus ntev.
  • Yog hais tias ib tug neeg kov tus menyuam txhais tes, ces nws tam sim ntawd, tsis muaj hesitation, instinctively grabs nws. Tag nrho cov me nyuam muaj zog tuav reflex. Qhov no reflex tshwm sim nyob rau hauv lub tsev menyuam ntawm lub 16th lub lim tiam ntawm cev xeeb tub. Dab tsi yog qhov nthuav tshaj plaws, lub ntsej muag lub ntsej muag muaj zog heev uas nws tuaj yeem txhawb tus menyuam qhov hnyav.
  • Thaum tus niam xeeb tub xeeb tubmam li nco dheev muaj qhov txhab ntawm ib yam khoom nruab nrog cev, tus me nyuam hauv plab xa cov qia hlwb rau nws cov kev tsim kho thiab kho.

Psychologists muaj lub tswv yim ncaj ncees tias kev puas siab puas ntsws dependence ntawm ib tug neeg ntawm ib yam dab tsi yog tshwm sim los ntawm innate unconditioned reflexes, tab sis tsuas yog los ntawm tsim ib tug tsis zoo conditioned reflex. Piv txwv li, kev puas siab puas ntsws tshuaj dependence yog ib txwm nyob ze rau qhov tseeb tias kev noj cov tshuaj tshwj xeeb yog txuam nrog rau lub xeev qab ntxiag. Yooj yim muab tso, ib qho kev tsis zoo ntawm qhov kev xav tau tsim, uas yog ruaj khov kho thoob plaws hauv tib neeg lub neej.

Yog li ntawd, peb tshuav tag nrho peb tus cwj pwm tsis zoo thiab tus cwj pwm tsis zoo rau kev ua kom rov qab ua tau ruaj khov rau lub neej.

Txhua yam tsis muaj kev xav tau muab rau peb los ntawm qhov xwm txheej thaum yug los. Lawv tsuas muaj qhov zoo ntawm lawv tus kheej thiab pab peb ciaj sia, tiv thaiv peb tus kheej, muaj zog thiab muaj zog. Xwm muab rau tib neeg qhov zoo tshaj plaws, thiab koj tsuas yog xav paub yuav ua li cas pov tseg nws kom raug.

Pom zoo: