![Dab tsi muab kev sib txuas ntawm ob lub neurons? Dab tsi muab kev sib txuas ntawm ob lub neurons?](https://i.answers-medical.com/preview/medical-health/13955422-what-provides-a-connection-between-two-neurons-j.webp)
Video: Dab tsi muab kev sib txuas ntawm ob lub neurons?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Neurons sib txuas lus nrog txhua lwm yam ntawm cov xwm txheej hluav taws xob hu ua 'kev muaj peev xwm ua tau' thiab tshuaj siv tshuaj neurotransmitters. Ntawm qhov kev sib tshuam nruab nrab ntawm ob lub neurons (synapse), qhov ua rau muaj peev xwm ua rau neuron A tso cov tshuaj lom neurotransmitter.
Hais txog qhov no, dab tsi yog qhov kev sib txuas ua haujlwm ntawm ob lub neurons?
Synapse, tseem hu ua neuronal kev sib tshuam, qhov chaw ntawm kev sib kis ntawm hluav taws xob paj hlwb impulses nruab nrab ntawm ob lub paj hlwb ( cov neurons ) los yog nruab nrab a neuron thiab lub caj pas los yog nqaij cell (effector). Ib qho synaptic kev sib txuas ntawm a neuron thiab cov leeg nqaij tau hu ua kev sib txuas neuromuscular.
Ib sab saum toj no, cov txheej txheem ntawm neuron uas ib txwm tau txais cov cim los ntawm lwm lub paj hlwb? Dendrites yog feem ntau , tab sis tsis tas li, luv luv thiab branching, uas ua rau lawv cov cheeb tsam ntog mus rau txais cov cim los ntawm lwm cov neurons . Tus naj npawb ntawm dendrites ntawm a neuron nws txawv. Lawv hu ua afferent txheej txheem vim lawv xa cov kev xav mus rau neuron cev cell.
Tom qab ntawd, cov neurons txuas li cas?
Cov teeb liab hluav taws xob (cov hlab ntsha impulses) nqa los ntawm cov neurons raug xa mus rau lwm tus cov neurons ntawm kev sib tshuam hu ua synapses. Lub teeb liab yuav raug xa mus ncaj qha ntawm hluav taws xob synapses lossis, yog tias tsis muaj kev sib txuas ntawm lub cev ntawm cov nyob ib sab cov neurons , lub teeb liab tau hla hla qhov sib txawv los ntawm cov tshuaj hu ua neurotransmitters.
Neuron yog dab tsi thiab nws txoj haujlwm?
Neuron . Neurons (tseem paub tias yog neurones, cov hlab ntsha hlwb thiab cov paj hlwb) yog cov hluav taws xob zoo tshaj plaws hauv lub hlwb cov lub paj hlwb muaj nuj nqi los ua thiab xa cov ntaub ntawv. Hauv cov tsiaj txhu vertebrate, cov neurons yog cov core components ntawm cov lub hlwb, tus txha nqaj qaum thiab lub paj hlwb peripheral.
Pom zoo:
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