食管闭锁    esophageal atresia

食管疝    esophageal hernia

食管狭窄    esophageal stenosis

露脑    exencephaly

枕外软骨    exoccipital cartilage

外脑[脊]膜    exomeninx

实验胚胎学    experimental embryology

外肾小球    external glomerulus

胚外体腔    extraembryonic coelom

胚外外胚层    extraembryonic ectoderm

胚外内胚层    extraembryonic endoderm

胚外中胚层    extraembryonic mesoderm

胚外体壁中胚层    extraembryonic somatopleuric mesoderm

胚外脏壁中胚层    extraembryonic splanchnopleuric mesoderm

肝外胆管闭锁    extrahepatic biliary atresia