Dab tsi yog lateral inhibition hauv psychology?
Dab tsi yog lateral inhibition hauv psychology?

Video: Dab tsi yog lateral inhibition hauv psychology?

Video: Dab tsi yog lateral inhibition hauv psychology?
Video: pom nab loj thiab ntev heev poj niam tsis pub tua sawv daws saib seb yog nab dab tsi 2024, Lub Xya hli ntuj
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Lateral inhibition hais txog cov txwv tsis pub uas nyob sib ze neurons nyob rau hauv lub hlwb txoj kev muaj rau ib leeg. Piv txwv li, nyob rau hauv lub qhov muag pom system, nyob sib ze txoj kev los ntawm cov receptors mus rau lub paj hlwb, uas nqa cov ntaub ntawv mus rau qhov pom kev ntawm lub hlwb, qhia. lateral inhibition.

Dhau li ntawm qhov no, dab tsi yog qhov lateral inhibition hauv physiology?

Hauv neurobiology, ib sab inhibition yog lub peev xwm ntawm kev zoo siab neuron los txo cov kev ua ntawm nws cov neeg nyob ze. Lateral inhibition disables qhov kev nthuav tawm ntawm kev muaj peev xwm los ntawm kev txaus siab neurons mus rau cov neeg nyob sib ze hauv cov neurons sab sab kev taw qhia.

Ib qho tseem yuav nug, dab tsi yog qhov cuam tshuam sab nraud ntawm lub retina thiab yuav ua li cas zoo li txawv yam tsis muaj nws? Txawv photoreceptors nyob rau hauv lub qhov muag teb rau txawv degrees ntawm lub teeb. Qhov no ua rau cov npoo ntawm qhov kaj thiab qhov tsaus ntuj rau tshwm tseem ceeb tshaj lawv yuav ua lwm yam. Piv txwv li, tsis muaj lateral inhibition , ciam teb ntawm cov pobzeb dub thiab ib ntus pobzeb yuav tshwm tsawg pom tseeb.

Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog lub hom phiaj ntawm lateral inhibition?

Lateral inhibition txhim kho qhov sib piv ntawm cov teeb liab muaj zog thiab tsis muaj zog kov. Cov teeb liab muaj zog (ntawm qhov chaw sib cuag) inhibit cov hlwb nyob sib ze kom ntau dua li cov cim tsis muaj zog (peripheral mus rau qhov chaw sib cuag). Qhov kev ua no tso cai rau lub hlwb los txiav txim qhov tseeb ntawm kev sib cuag.

Cov hlwb twg yog lub luag haujlwm rau lateral inhibition?

Lateral inhibition yog tsim nyob rau hauv lub retina los ntawm interneurons (kab rov tav thiab amacrine hlwb ) lub pas dej ua ke taw qhia hla ib cheeb tsam ntawm presynaptic feedforward hlwb (photoreceptors thiab bipolar hlwb ) thiab xa inhibitory qhia rov qab rau lawv [14–17] (Fig 2).

Pom zoo: