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tissu osseux


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Posted

Bonjour,

je ne sais plus ce qu'on entend par os "sec", quand par exemple on nous dit que la fraction minérale correspond à 70% de l'os sec

  • Solution
Posted (edited)

Salut, 

Le tissu osseux est constitué de cellules osseuses comprises dans une matrice extra-cellulaire. Quand on parle d'os sec, on fait référence à la matrice extra-cellulaire 

(en gros os sec = la partie "non-cellulaire" de l'os).

Edited by ratibus

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