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Video: Puas yog qhov stretch reflex ipsilateral lossis contralateral?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov stretch thiab Golgi leeg reflexes ua haujlwm ua ke los tswj cov leeg ntev thiab nrawm. Ob qho piv txwv ntawm ipsilateral reflexes , meaning cov rov ua dua tshwm sim ntawm tib sab ntawm lub cev raws li qhov stimulus.
Ib yam nkaus, puas yog thim rov qab ipsilateral lossis cuam tshuam?
Hla-Extensor Reflex Nyob rau hauv cov ntaub ntawv no, lub ipsilateral limb reacts nrog ib tug tshem tawm reflex (stimulating flexor nqaij thiab inhibiting extensor nqaij nyob rau tib sab), tab sis cov contralateral extensor nqaij daim ntawv cog lus kom tus neeg muaj peev xwm tsim nyog hloov pauv mus rau lub opposite ko taw thaum lub sij hawm reflex.
Ib tug kuj yuav nug, dab tsi yog qhov ipsilateral reflex? Ipsilateral : Reflex qhov twg lub cev muaj zog tshwm sim ntawm tib sab ntawm lub cev uas tau kuaj pom. Contralateral: Cov Reflex qhov twg lub cev muaj zog tso zis tshwm sim nyob rau sab nraud ntawm lub cev uas stimulus raug kuaj pom. Intersegmental: kev txhawb siab ntawm ib qib ua rau cov lus teb los ntawm tus ua haujlwm ntawm qib sib txawv.
Kuj nug, qhov txawv ntawm ipsilateral thiab contralateral reflexes yog dab tsi?
Piav txog qhov qhov sib txawv ntawm ib ipsilateral thiab contralateral reflex arc. n ib ipsilateral reflex cov arc, cov sensory receptors thiab effectors nyob rau tib sab ntawm lub cev. Nyob rau hauv ib tug contralateral reflex arc, cov neeg hnov lub siab thiab cov txiaj ntsig tau nyob ntawm ob sab ntawm lub cev.
Qhov reflex twg yog ob qho tib si Monosynaptic thiab ipsilateral?
cov leeg rov ua dua - Ib hom monosynaptic ipsilateral segmental stretch rov ua dua kev ua uas cov leeg tau ua los cog lus los ntawm tshuab rau nws cov leeg, piv txwv li, patellar rov ua dua , Achilles leeg rov ua dua , cov biceps rov ua dua ; nws qhov tsis tuaj yog feem ntau yog qhia txog tus kab mob.
Pom zoo:
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Kev ncab rov qab (myotatic reflex) yog cov leeg sib zog ua haujlwm hauv kev teb rau ncab hauv cov leeg. Thaum cov leeg ntev, cov leeg spindle tau nthuav dav thiab nws cov hlab ntsha ua haujlwm nce ntxiv. Qhov no nce alpha motor neuron kev ua haujlwm, ua rau cov leeg nqaij sib cog lus thiab yog li tiv thaiv kev ncab
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Contralateral Thiab Ipsilateral. Contralateral yog txhais raws li 'ntsig txog rau lwm sab'. Ipsilateral yog suav tias yog qhov sib txawv ntawm qhov tsis sib xws thiab tshwm sim ntawm tib sab
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