| 释义 |
‖ perienteron Embryol. and Zool.|pɛrɪˈɛntərɒn|
[mod.L., f. peri- + Gr. ἔντερον intestine.]
A space between the outer and inner layers (ectoderm and endoderm) of a gastrula, being the remnant of the blastocœle persisting after gastrulation, and forming a primitive body-cavity or perivisceral space, as distinct from the archenteron or primitive intestinal cavity. Hence perienteric |-ɛnˈtɛrɪk| a., of, pertaining to, or contained in the perienteron; perivisceral.
1877Huxley Anat. Inv. Anim. xii. 685 The perienteron..may give rise directly to the perivisceral space, or channels, of the adult. 1878Bell Gegenbaur's Comp. Anat. 50 The body-cavity, or perienteric cavity. |