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Den dynamiske celle - Effimedicin

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- Pia mater (tyndt bindevæv).<br />

Funktion: at kun specifikke stoffer (næringsstoffer) kan diffundere<br />

- beskrive de sensoriske endeorganer i perifert væv.<br />

• Støtte<strong>celle</strong>r i PNS: schwannske og satellit (myeliniserer <strong>celle</strong>legemer):<br />

• Perifere umylinerede nervefibre<br />

• Perifere myelinerede nervefibre<br />

- Schwann <strong>celle</strong>: kan omgive op til 30<br />

axoner, se figuren til højre.<br />

- Mesaxon forlænges.<br />

- Schwann <strong>celle</strong> cytoplasma<br />

fortrænger de mesaxon spiralsnos omkring axoner.<br />

- Kompakt<br />

fedtskede

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