[ˈnəutəkɔ:d]
脊索：一种索状物，由从中胚层母细胞衍化的细胞构成，位于胚胎的原沟之下，表明了身体的原轴；脊索门动物均有脊索。脊索是中轴骨骼的发育中心。又称chorda dorsalis- metropathia
- metropathic
- metroperitoneal
- metroperitonitis
- metrophlebitis
- Metropine
- metroplasty
- metropolis
- metroptosis
- metrorrhagia
- metrorrhea
- metrorrhexis
- metrosalpingitis
- metrosalpingography
- metroscope
- metrostasis
- metrostaxis
- peridurogram
- peridurography
- periencephalitis
- periencephalography
- perienteric
- perienteritis
- perienteron
- periependymal