Raws li tau hais hauv cov ntawv nyeem, lub qe tawv yog qhov seem ntawm lub hauv ntej-lossis xwm txheej ntawm lub sijhawm zoo tagnrho, -this lub caij nplooj zeeg "poob".

Daim duab VI-E

Nyob rau hauv qhov kev txuas no nws yog qhov tsim nyog kom tau los ntawm Cunningham's "Textbook of Anatomy," 4th tsab, phab 767:

Lub Morphology ntawm lub Sympathetic Nkees System:

"Kev sib raug zoo ntawm phylogenetic ntawm lub siab xav thiab cov ntsiab lus cerebro-spinal hauv lub cev nws tsis tuaj yeem txiav txim siab. Tej zaum nws yuav yog hais tias lub sympathetic system yog tus sawv cev ntawm ib tug ancient architecture ywj siab ntawm lub cerebro-spinal paj hlwb, cov ntaub ntawv uas yog siv rau ib tug ntau niaj hnub paj hlwb; los yog tej zaum nws yuav yog hais tias kev sib raug zoo ntawm cov hlab ntsha ntawm tus txha caj qaum thiab sympathetic yog ob qho tib si qhov tshwm sim ntawm kev tsim cov kabmob tshiab thiab cov qauv hauv thaj tsam splanchnic. Kev tshuaj xyuas nyob rau hauv txhua lub teeb, nws muaj cov yam ntxwv uas cuam tshuam qhov sib txawv ntawm cerebro-spinal system, txawm hais tias nws tau dhau los ua inextricably koom nrog nws thiab subservient rau nws. "