原肠腔

yuán chánɡ qiānɡ
  • archenteron
原肠腔原肠腔
  1. 结果表明,单环刺消化道起源于原肠胚期内陷而成的原肠腔;

    The results showed that , the digestive canal initiated from the gastrocoele , which was formed by invagination at gastrula stage .