![Koj yuav sib txawv CNS thiab PNS li cas? Koj yuav sib txawv CNS thiab PNS li cas?](https://i.answers-medical.com/preview/medical-health/14055575-how-will-you-differentiate-the-cns-and-pns-j.webp)
Video: Koj yuav sib txawv CNS thiab PNS li cas?
![Video: Koj yuav sib txawv CNS thiab PNS li cas? Video: Koj yuav sib txawv CNS thiab PNS li cas?](https://i.ytimg.com/vi/TB-2KA0Wln8/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov lub hauv paus paj hlwb los yog cov CNS muaj lub hlwb thiab tus txha nqaj qaum. Tag nrho ua ke, lub hlwb thiab tus txha nqaj qaum ua haujlwm rau lub paj hlwb lub chaw hais kom ua. Cov peripheral paj hlwb los yog PNS muaj lub paj hlwb, uas tawm hauv lub hlwb thiab tus txha caj qaum thiab taug kev mus rau qee thaj chaw ntawm lub cev.
Dhau li ntawm no, koj yuav ua li cas sib txawv CNS thiab PNS ntawm lawv cov haujlwm?
Cov CNS suav nrog lub hlwb thiab txha caj qaum. Cov chaw no tuaj yeem muab faib rau Cov Hauv Paus qis (suav nrog tus txha caj qaum thiab lub paj hlwb) thiab Cov chaw siab sib txuas lus nrog lub hlwb los ntawm kev ua haujlwm. Cov PNS yog ib tug loj network ntawm tus txha caj qaum thiab cranial qab haus huv uas txuas mus rau lub hlwb thiab tus txha caj qaum.
Ib yam nkaus, kev sib cuam tshuam ntawm lub hauv nruab nrab thiab lub paj hlwb puas yog dab tsi? Cov central thiab peripheral lub paj hlwb uas kho cov gill tshem tawm reflex sib tham thiab yog ib feem ntawm kev sib koom ua ke lub paj hlwb . PNS pib thiab kho tus cwj pwm thaum tsis muaj CNS. Thaum CNS yog tam sim no, nws muab ntau dua adaptability rau lub reflex evoked los ntawm peripheral kev txhawb nqa.
Hauv qhov no, koj yuav ua li cas sib txawv ntawm qhov kev xav thiab lub cev muaj zog neurons?
Cov neurons nqa cov cim qhia los ntawm sab nraud ntawm koj lub cev (ib puag ncig) mus rau hauv lub hauv paus paj hlwb. Tsav tsheb neurons (motoneurons) nqa cov cim qhia los ntawm lub hauv paus paj hlwb mus rau sab nrauv (nqaij, tawv nqaij, qog) ntawm koj lub cev. Interneurons txuas ntau yam cov neurons nyob rau hauv lub hlwb thiab tus txha caj qaum.
Lub luag haujlwm tseem ceeb ntawm lub paj hlwb hauv nruab nrab yog dab tsi?
Cov central lub paj hlwb CNS yog lub luag haujlwm rau kev sib koom ua ke cov ntaub ntawv xav tau thiab teb raws li. Nws muaj ob lub ntsiab Cheebtsam: Tus txha caj qaum ua haujlwm ua ib qho chaw rau cov cim ntawm lub hlwb thiab lub cev. Nws tseem tswj hwm cov leeg nqaij musculoskeletal yooj yim yam tsis muaj tswv yim los ntawm lub hlwb.
Pom zoo:
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