bucconasal membrane

buc·co·na·sal mem·brane

a thin, transient epithelial sheet separating the primordial nasal cavity from the stomodeum in the 7-week-old human embryo. Synonym(s): oronasal membrane

oronasal membrane

An embryonic structure that separates the olfactory pit from the primitive buccal cavity at the 6th week of development, which disappears to mark the site of the posterior naris.

buc·co·na·sal mem·brane

(bŭkō-nāzăl membrān) Thin, transient epithelial sheet separating the primordial nasal cavity from the stomodeum in the 7-week-old human embryo.
Synonym(s): oronasal membrane.

单词	bucconasal membrane
释义	bucconasal membrane buc·co·na·sal mem·brane a thin, transient epithelial sheet separating the primordial nasal cavity from the stomodeum in the 7-week-old human embryo. Synonym(s): oronasal membrane oronasal membrane An embryonic structure that separates the olfactory pit from the primitive buccal cavity at the 6th week of development, which disappears to mark the site of the posterior naris. buc·co·na·sal mem·brane (bŭkō-nāzăl membrān) Thin, transient epithelial sheet separating the primordial nasal cavity from the stomodeum in the 7-week-old human embryo. Synonym(s): oronasal membrane.
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