Video: Dab tsi muab cov xim grey ntawm cov teeb meem grey?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Hom rog hauv myelin ua rau nws zoo li dawb, yog li myelin-tuab dawb teeb meem siv cov xim dawb ib yam nkaus. Hauv kev sib piv, qhov teeb meem feem ntau yog neuron cell lub cev thiab tsis yog neuron hlwb hlwb hu ua glial cells. Cov glial cells no muab cov as -ham thiab lub zog rau cov neurons.
Hauv qhov no, qhov teeb meem grey ntawm lub hlwb yog dab tsi?
Cov teeb meem grey muaj feem ntau ntawm lub paj hlwb ntawm tes lub cev. Qhov teeb meem grey suav nrog thaj tsam ntawm lub paj hlwb koom nrog hauv kev tswj cov leeg nqaij, thiab kev nkag siab zoo xws li pom thiab hnov, nco, kev xav, hais lus, txiav txim siab, thiab tswj tus kheej.
Ib tus kuj tseem yuav nug, qhov teeb meem grey nyob qhov twg? Dawb teeb meem yog pom faus rau hauv txheej txheej sab hauv ntawm lub hlwb cortex, thaum lub qhov teeb meem feem ntau yog nyob ntawm lub paj hlwb. Tus txha nqaj qaum tau npaj nyob rau hauv txoj kev rov qab, nrog pom teeb meem grey sib sib zog nqus hauv nws cov tub ntxhais thiab cov insulating dawb teeb meem qhwv ncig sab nraud.
Kuj paub yog, dab tsi yog GRAY teeb meem vs teeb meem dawb?
CNS muaj ob hom ntaub so ntswg: teeb meem grey thiab teeb meem dawb, Grey teeb meem, uas muaj xim liab-grey hauv lub hlwb nyob, muaj ntawm tes lub cev, dendrites thiab axon terminals ntawm neurons, yog li nws yog qhov uas txhua qhov synapses yog. Qhov teeb meem dawb yog ua los ntawm axons txuas qhov sib txawv ntawm cov teeb meem grey rau ib leeg.
Dab tsi ua rau poob ntawm GRAY teeb meem?
Tsis Muaj Qhov Teeb Meem Grey Hauv Lub Hlwb Txuas Nrog Rau Schizophrenia Thiab Kev Puas Siab Ntsws Bipolar. Tsis muaj teeb meem grey hauv lub hlwb txuas nrog tus mob schizophrenia thiab kev puas siab puas ntsws bipolar. Ib txoj kev tshawb fawb tshiab qhia tias cov tub ntxhais hluas ntsib thawj qhov kev puas siab puas ntsws muaj qib qis dua qhov teeb meem hauv lawv lub hlwb ntau dua li cov hluas noj qab nyob zoo.
Pom zoo:
Dab tsi yog qhov sib txawv tseem ceeb ntawm teeb meem tsom mus rau kev daws teeb meem thiab kev xav tsom mus rau kev daws?
Thaum kev ntxhov siab pom tau tias yog tswj tau, teeb meem tsom mus rau cov tswv yim daws teeb meem cuam tshuam nrog cov tsos mob ntawm kev puas siab puas ntsws, thaum nyob hauv qhov xwm txheej tsis txaus ntseeg, kev xav-tsom mus rau kev daws teeb meem cuam tshuam nrog cov tsos mob tsawg dua
Dab tsi yog cov teeb meem nthuav tawm los ntawm kev loj hlob sai ntawm cov pej xeem?
Kev loj hlob sai ntawm cov pej xeem muaj kev cuam tshuam loj nyiaj txiag. Nws txhawb kev tsis ncaj ncees hauv kev faib nyiaj tau los; nws txwv tus nqi ntawm kev loj hlob ntawm tag nrho cov khoom lag luam hauv lub tebchaws los ntawm kev tuav cov theem ntawm kev txuag nyiaj thiab peev peev; nws exerts siab rau kev ua liaj ua teb ntau lawm thiab av; thiab nws tsim teeb meem nyiaj poob haujlwm
Dab tsi yog pom nyob rau hauv cov teeb meem grey ntawm tus txha caj qaum?
Grey teeb meem hais txog unmyelinated neurons thiab lwm cov hlwb ntawm lub hauv nruab nrab lub paj hlwb. Nws muaj nyob rau hauv lub hlwb, lub paj hlwb thiab cerebellum, thiab tam sim no nyob rau hauv lub qaum qaum. Qhov teeb meem grey hauv tus txha nqaj qaum muaj interneurons, ntxiv rau lub cev ntawm tes ntawm cov paj hlwb
Dab tsi yog qhov teeb meem ntawm daim tawv nqaij uas tshwm sim los ntawm kev mob ntev ntawm cov qog sebaceous tshwm sim los ntawm cov khoom zais cia?
AKA pob txuv vulgaris- Cov teeb meem ntawm daim tawv nqaij ua rau mob ntev ntawm cov qog sebaceous los ntawm khaws cia tso zis thiab Propionbacterium acnes, lub sijhawm tshawb fawb rau cov kab mob pob txuv. Qhov mob ntawm daim tawv nqaij qhuav, tawv nqaij vim tsis muaj lossis tsis muaj sebum uas tshwm sim los ntawm cov laus thiab los ntawm qhov txias
Dab tsi yog qhov txawv ntawm grey teeb meem thiab cov teeb meem dawb?
CNS muaj ob hom ntaub so ntswg: grey teeb meem thiab dawb teeb meem, Grey teeb meem, uas muaj ib tug pinkish-grey xim nyob rau hauv lub hlwb nyob, muaj cov cell lub cev, dendrites thiab axon terminals ntawm neurons, yog li nws yog qhov twg tag nrho cov synapses. Qhov teeb meem dawb yog ua los ntawm axons txuas sib txawv ntawm qhov teeb meem grey rau ib leeg