a | Ntawm qib subdiaphragmatic, vagal afferent neurons innervate lub plab, hnyuv, daim siab thiab pancreasthiab xa cov cim rau lub hlwb kom tswj hwm lub cev tag nrho..
Puas yog bronchoconstriction tswj los ntawm vagal afferent innervation?
Nws yog li ntawd muaj peev xwm hais tias ib co vagal afferent qab haus huv inhibit dyspnea, uas ntxiv ib txheej ntawm tsis meej pem rau kev kawm nyob rau hauv uas tag nrho cov hlab ntsha vagus yog thaiv. Vagal blockade kuj inhibits parasympathetic bronchoconstriction, uas tuaj yeem cuam tshuam tsis ncaj ncees rau kev hnov qab.
vagal innervation yog dab tsi?
Cov hlab ntsha vagus muab parasympathetic innervation rau feem ntau ntawm cov plab hnyuv siab raum. Nws xa cov ceg mus rau txoj hlab pas, lub plab thiab feem ntau ntawm cov hnyuv - mus txog rau qhov splenic flexure ntawm txoj hnyuv loj.
Dab tsi ntawm qhov vagus paj hlwb innervate?
Txoj cai vagus paj feem ntau innervates SA node, whereas sab laug vagus innervates AV node; Txawm li cas los xij, qhov sib tshooj tseem ceeb tuaj yeem muaj nyob hauv qhov kev faib tawm ntawm lub cev.
Puas yog lub paj hlwb tswj tau?
Cov hlab ntsha vagus yog lub luag haujlwm rau kev tswj hwm ntawm cov haujlwm hauv nruab nrog cev, xws li kev zom zaub mov, lub plawv dhia, thiab kev ua pa ntawm lub ntsws, nrog rau kev ua haujlwm vasomotor, thiab qee yam kev ua haujlwm reflex, xws li hnoos, txham, nqos, thiab ntuav (17).
