Proctodeum
Translation of "proctodeum" into Russian
proctodeum
NounUK
/prɒkˈtəʊdɪəm/
US
/prɑkˈtoʊdiəm/
proctodeum
proctodea pl
The proctodeum is the posterior part of the alimentary canal.
Проктодеум - это задняя часть пищеварительного канала.
Definitions
proctodeum
NounUK
/prɒkˈtəʊdɪəm/
US
/prɑkˈtoʊdiəm/
An ectodermal invagination at the caudal end of the embryonic alimentary canal that develops into the anus (and, in some species, part of the cloaca).
During chick development, the proctodeum deepens and later fuses with the hindgut endoderm to establish the anal opening.