Nrog nws yog tus lymphatic system ntawm tus neeg

Cov tib neeg lub cev muaj ob thaum uas tig mus tseem ceeb heev systems: lub plawv thiab lymphatic. Tus thawj hwj huam mov ua hauj lwm pab raws li lub cev, whereas lub thib ob clears nws los ntawm teeb meem tshuaj. Zaum hais tias cov tib neeg lymphatic system (PM) sawv nyob rau hauv lub evolution ntawm lub circulatory system. Nws muaj lymphatic cov hlab ntsha, hlab ntsha thiab kabmob xws li cov thymus, tus po, limfauzly, thiab ua cov kev ua ntawm kom lub outflow ntawm dej los ntawm cov ntaub so ntswg thiab hlwb nyob rau hauv lub plawv system. Txawm li cas los, tsis zoo li tus circulatory system tshuaj Nws twb tsis muaj cov hlab ntsha thiab tsis hais lub neej ntawm ib tug vicious vajvoog, li ntawd, yuav teb cov lus nug qhib los yog kaw lymphatic system, yog cuab kev.

Hlab ntsha sib thooj li txoj kev ib tug kaw network uas npog yuav luag tag nrho cov tib neeg nruab nrog cev. Lawv muaj xws li endotolialnyh hlwb tsis week. Lymphatic hlab ntsha nqus kev rhuav tseg cov hlwb, nrog rau mob.

Hlab ntsha mus ob millimeters nyob rau hauv lub cheeb thiab fused ua ke rau daim ntawv lub lymphatic hlab ntsha, uas muaj xws li qub, ducts thiab yeej. Feem ntau cov feem ntau, cov hlab ntsha nyob ze ntawm cov leeg; tej zaum lawv yuav nyiam mus nqa cov qog ntawm daim tawv nqaij (epifastsialnye) thiab nqa cov qog los ntawm cov nqaij ntshiv thiab pob qij txha (subfascial hlab ntsha). Lymph hlab ntsha nruab nrab yog ib tug pob tshab kua zoo xws li cov nyob rau hauv muaj pes tsawg leeg rau ntshav. Lymphatic hlab ntsha tsim rau ducts, uas nyob rau hauv lem daim ntawv ob lub ntsiab chim: thoracic lub cev thiab txoj cai qog.

Tsis tas li ntawd, cov tib neeg lymphatic system yog qog los ntawm tsis pub dhau hauv nruab nrog cev. Nyob rau hauv no txoj kev muaj yog ntau tshaj li kaum limfauzlov, uas yog hu ua "regional". Lymph ntshav yog ib tug lom lim ntawm tus tib neeg lub cev: lawv tsim hlwb uas tiv thaiv lub cev tiv thaiv ntau yam kab mob thiab microbes, li no generating tiv thaiv. Nyob rau hauv tib neeg lub cev muaj txog ib puas thiab tsib caug pawg ntawm cov qog o, qhov loj tshaj plaws uas muaj nyob rau hauv lub caj dab, nyob rau hauv lub qhov tso, nyob rau hauv lub hauv caug thiab lub luj tshib, nyob rau hauv sab nraum qab ntawm nws caj dab thiab nyob rau hauv lub puab tais.

Qhov loj tshaj limfauzlom assumed po. Lub cev tswj lub lag luam ntawm tag nrho cov lymphatic system yog lub thymus, nyob rau hauv lub hauv siab. Yog li, cov ntshav hlwb uas poob rau hauv lub cev, yog hloov dua siab tshiab mus rau lub hlwb uas yuav tshem tawm tsis zoo tsim nyob rau hauv tib neeg. Nyob rau hauv adulthood, cov hlwb tig mus rau hauv cov roj cov ntaub so ntswg.

Nws yuav tsum tau muab sau tseg tias lymphatic system yog tsis tau kaw: cov qog tsiv nyob rau hauv ib tug kev taw qhia - los ntawm lub cev mus rau hauv lub plawv cov ntaub so ntswg. Nyob rau hauv cov ntaub ntawv ntawm kev ua txhaum cai ntawm tus txheej txheem ntawm nws lub zog, ib tug neeg tej zaum yuav muaj kev o. Lymph khoom siv lub hlwb nrog rau oxygen thiab ntau yam as-ham.

Nws yog ib qho tseem ceeb kom paub hais tias nyob rau hauv ib txwm qog tsis palpable. Thaum muaj ib tug kab mob los yog mob, lawv tej zaum yuav muab tau ntau zog, li ntawd, nws yog pom zoo nyob rau hauv xws li mob, nrhiav tswv yim los ntawm ib tug tshwj xeeb.

Tham txog yuav ua li cas rau cov tib neeg lymphatic system yuav ua tau tom qab ntau yam diagnostic cov txheej txheem xws li palpation, ultrasound kev ntsuam xyuas thiab ntsuam. Rau hnub tim, muaj ib tug loj tus naj npawb ntawm ntau cov kab mob ntawm lub lymphatic system, yog li thaum ntxov mob yuav pab tau nyob rau hauv lub sij hawm kom ib tug mob thiab pib tsim nyog kho mob.

Yog li, lub lymphatic system ntawm tus neeg, nrog rau cov circulatory system plays ib qho tseem ceeb luag hauj lwm nyob rau hauv lub hauj lwm ntawm lub tib neeg kab. Raws li ib tug tiv thaiv teeb meem tiv thaiv ntau kab mob thiab cov kab mob, nws txhawb nqa cov ndlwg ntawm cov pa nyob rau hauv tib neeg nruab nrog cev thiab cov as-ham, raws li zoo raws li qhov kev tshem tawm los ntawm nws ntawm cov hniav lwj cov khoom, thiab txawm mob hlwb.