![Dab tsi yog cov leeg sab hauv? Dab tsi yog cov leeg sab hauv?](https://i.answers-medical.com/preview/medical-health/14167826-what-is-a-muscle-innervation-j.webp)
Video: Dab tsi yog cov leeg sab hauv?
![Video: Dab tsi yog cov leeg sab hauv? Video: Dab tsi yog cov leeg sab hauv?](https://i.ytimg.com/vi/VjodfN-ns2M/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Nws tau tshaj tawm " hauv NERVate , " accent rau ntawm "nerve." Rau sab hauv yog "muab paj hlwb rau." Nws kuj txhais tau tias "txhawb" lossis "kom muaj zog." Thaum cov hlab ntsha nkag mus nqaij fiber, lawv innervate cov nqaij fiber ntau. Sab hauv yog muab lub qab haus huv rau qee yam, tab sis nws kuj tuaj yeem txhais tau tias txhawb zog.
Yog li ntawd, dab tsi yog innervation ntawm skeletal leeg?
Txhua cev nqaij daim tawv fiber yog innervated los ntawm ib lub cev muaj zog axon. Tib axon kuj yuav innervate lwm yam nqaij fibers. Tag nrho cov fibers innervated los ntawm tib lub axon yog hu ua lub cev muaj zog. Cov leeg pob txha muaj tshwj xeeb proprioceptive kev nkag siab lub cev, hu ua nqaij spindles, uas ua haujlwm kom paub nqaij stretch.
Ib tug kuj yuav nug, innervation txhais li cas hauv biology? (Kev tshawb fawb: lub cev nqaij daim tawv) txhawm rau muab cov hlab ntsha; li, lub siab yog innervated los ntawm cov kab mob pneumogastric thiab mob siab rau. Saib: Innerve. Txhawb kev ua haujlwm; sab hauv cov leeg lossis lub paj hlwb. Muab cov hlab ntsha rau (qee lub cev lossis lub cev). Txhawb kev ua haujlwm; sab hauv ib leeg los yog paj hlwb.
Raws li txoj cai, cov hlab ntsha innervate cov leeg twg?
Cov davhlau ya nyob twg ceg muaj cov hauv qab no paj hlwb : musculocutaneous, axillary, radial, nruab nrab, thiab ulnar. Txhua paj hlwb muaj ib tug faib uas coincides nrog lub cov leeg lawv sab hauv . Cov musculocutaneous paj hlwb (C5-C6) innervates brachioradialis, brachioradialis, thiab coracobrachialis cov leeg.
Puas qab haus huv txuas rau cov leeg?
Pob txha cov leeg yog txuas rau cov pob txha thiab tsim kev txav ntawm cov pob qij txha. Lawv yog innervated los ntawm efferent motor paj hlwb thiab qee zaum los ntawm kev sib raug zoo thiab kev xav tsis sib xws paj hlwb . Kev txav ntawm lub cev thiab cov ceg ceg tshwm sim nyob rau theem tom ntej ntawm tus txha caj qaum.
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