![Dab tsi yog s3 paj hlwb tswj? Dab tsi yog s3 paj hlwb tswj?](https://i.answers-medical.com/preview/medical-health/14164496-what-does-s3-nerve-control-j.webp)
Video: Dab tsi yog s3 paj hlwb tswj?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
S3 muab ntau cov leeg, ncaj qha lossis dhau paj hlwb keeb kwm los ntawm S3 . Lawv tsis innervated nrog S3 raws li tib neeg keeb kwm, tab sis ib nrab los ntawm S3 thiab ib nrab los ntawm lwm tus txha caj qaum paj hlwb . Cov leeg yog: iliococcygeus. puborectalis.
Ua raws li qhov no hauv kev txiav txim siab, dab tsi yog s1 paj hlwb tswj?
(Nyob rau hauv S1 cev khiav sab nraum ko taw. Cov S1 cev hauv paus kuj muab innervation rau pob taws pob taws (kais ntawm lub achilles leeg thiab ko taw mus), thiab qhov poob ntawm qhov kev xav no qhia tau hais tias S1 impingement, txawm tias nws ua tsis tsim kev poob haujlwm.
Ib tus kuj tseem yuav nug tau tias, cov tsos mob ntawm cov hlab ntsha txhaws li cas? Nov yog qee cov tsos mob tshwm sim ntawm cov hlab ntsha txha:
- Mob nyob rau hauv qhov chaw ntawm compression, xws li lub caj dab los yog qis rov qab.
- Radiating mob, xws li sciatica lossis radicular mob.
- Loog los yog tingling.
- "Pins thiab koob" los yog kub hnyiab.
- Tsis muaj zog, tshwj xeeb nrog qee yam dej num.
Hauv qhov no, txoj haujlwm ntawm lub paj hlwb puas yog dab tsi?
Lub sacral plexus yog ib qho kev sib txuas ntawm cov hlab ntsha tawm ntawm qhov qis ntawm tus txha nraub qaum. Cov hlab ntsha no muab lub cev muaj zog tswj thiab tau txais cov ntaub ntawv xav tau los ntawm feem ntau ntawm lub plab thiab ceg.
Dab tsi yog 5 sacral qab haus huv?
Nws yog ib feem ntawm qhov loj lumbosacral plexus. Cov sacral plexus yog muab los ntawm anterior rami ntawm tus txha caj qaum paj hlwb L4, L5, S1, S2, S3, thiab S4. Txhua ntawm cov no ua ntej rami ua rau nce mus rau yav tom ntej thiab tom qab ceg.
Pom zoo:
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Lub paj hlwb sab hauv suav nrog txhua lub paj hlwb hauv lub cev uas nyob sab nraud ntawm tus txha caj qaum thiab lub hlwb. Cov hlab ntsha no nqa cov ntaub ntawv mus rau thiab los ntawm lub hauv nruab nrab lub paj hlwb kom muab txoj haujlwm ntawm lub cev. Sensory hlwb koom nrog hauv kev noj cov ntaub ntawv los ntawm lub periphery mus rau hauv nruab nrab lub paj hlwb