Lesapo la mokokotlo khoele

Thapo lesapo la mokokotlo ke e 'ngoe ea lihlopha tsa ba CNS (bohareng tsamaiso ea methapo), o tlohang' meleng ho ea tikoloho Link le ho laola mesebetsi ea eona. Ke ka lebaka la tsamaiso ea methapo e bohareng, 'me makala a sa tšoaneng le tsamaiso ea ba ile ba lumela ka lebaka la liphetoho tseo etsahala tikoloho.

boko ba ho buisana le 'mele le maoto le matsoho ka ho sebedisa thapo lesapo la mokokotlo. Ho etsa ho introducer le reflex mesebetsi.

Kamoo ke le moo khoele lesapo la mokokotlo

Sebōpeho sa lefapha CNS ke batlang e bonolo. Thapo lesapo la mokokotlo Ho thehoa ke taba ea bohlooho le tšoeu. Tšoeu taba - tsamaiso e rarahaneng ea likhoele methapo ea kutlo (myelinated le unmyelinated), methapo ea kutlo le mali lijana tseo marginally pota-potiloe ke dinama tse nyenyane tse connective. Gray Tsotellehe theha methapo ea kutlo seleng ea 'mele le e hlophisitsweng, le hore u se ke ua ba le myelin selateng. Ho ea ka e le setsi sa thapo lesapo la mokokotlo le fetisa kotopo eo e tletse mokelikeli cerebrospinal. Le litho tsa ka hare le maoto le matsoho lona se amahanngoang methapo multiple, tse tšoauoa ka e loketseng khumo maqhubu.

lesapo la mokokotlo khoele fihla bophara ea batho ba baholo e mong 'me a halofo emetse disentimitara ka bolelele -. 45 cm, boima ba' mele oa eona, ka karolelano ke '35

Ho ke lesapo la mokokotlo khoele ea motho ka sebaka ka hare tsa kanale lesapo la mokokotlo. Ntle, ho bonahala joaloka khoele e telele le makala a mangata. Pheletsong e ka holimo lona ho na moeli o hlabang amanang le ho medulla oblongata ka ke vertebra cervical, tlase le e teng ka boemo ke-II ea vertebrae lumbar. O tsoela ka qetellong (lesapo la mokokotlo) tshekatsheko. Ka holimo qetellong likarolo tse ling tsa tshekatsheko ho ke likhechana tsa dinama tse nyenyane tse neural, empa ka tsela e nngwe ho na le kamano sebopeho. Phunyeletsang ho Dura ka kanale sacral, lesapo la mokokotlo thread khomaretse ka fela.

Ho na le lera la tharo potolohileng khoele lesapo la mokokotlo. Inner selateng - bonolo (vascular) Karolelano - arachnoid le ka ntle - tiileng. From enfelopo ho kanale lesapo ke ligaments hore boloka khoele lesapo la mokokotlo ka eme. Sebaka teng pakeng tsa sheaths ka hare le bohareng tletseng ho mokelikeli cerebrospinal.

Kahoo, cavity tsa kanale lesapo la mokokotlo moo khoele lesapo la mokokotlo e teng, e tletse mafura dinama tse nyenyane tse, mokelikeli cerebrospinal, lera la boko le methapo ea mali.

grooves Longitudinal arola khoele lesapo la mokokotlo ka ho le letona le ho le letšehali, dihalofo ditshwani.

Ka kanale lesapo la mokokotlo e khutšoanyane hole ke methapo ea kutlo le metso. Ba tsoa e mong le e halofo, eaba ba etsa mela e 'meli longitudinal. Ba siea kanale vertebral ka mekoti foraminarnye. Thapo lesapo la mokokotlo e tšoauoa ka sa segmental phatlalatsoe. Likarolo li bua ka karolo ea boko, e leng se siea lesapo la mokokotlo kanale methapo tsoang bona. E mong le e karolo innervates sebakeng se itseng sa 'mele oa motho.

Ho na le likarolo tse hlano tsa khoele lesapo la mokokotlo. Molala karolo eaba ba etsa likarolo robeli khopo - likarolo leshome le metso, lumbar - tse hlano sacral - hape tse hlano coccygeal - 1-3 karolo. Likarolo tsa innervate cervical matsoho le molala 'me thoracic likarolo - sefuba le mpa, lumbar le sacral - maoto a, makala pelvic le perineum. metso methapo ea kutlo extending tlase boemo ba dipheletso lesapong la mokokotlo innervate ka tlaase halofo ea 'mele ho akarelletsa le litho tsa pelvic.

Boloetse ba nahanela kapa dilenaneo mosebetsi wa sebakeng se itseng ea 'mele e ka bontša ho karolo e itseng ea thapo lesapo la mokokotlo, e neng e ka baka tšenyo.

Ka methapo pheriferale tswa khoele lesapo la mokokotlo ho litakatso tsa methapo ea kutlo o ile a fumana makala a 'mele. Ba laola mosebetsi wa litho tse ling tsohle. Kutlo methapo ea kutlo likhoele fetisetsa tlhahisoleseding ho tswa lisele le litho tsa ka hare le khoele lesapo la mokokotlo le CNS.