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Keywords from Image Description:
EmbryonVitellinsecondaire. Blastocyste et sac vitellin secondaire Coupe d'un blastocyste montrant la cavit amniotique l'piblaste la somatopleure extraembryonnaire la splanchnopleure extraembryonnaire les sinus maternels la cavit extraembryonnaire les lacunes trophoblastique le vitellin primaire le vitellin secondaire le syncitiotrophoblaste