- vasculature, and
fuses with the chorion.
Koalas and
wombats also
demonstrate allantoic fusion with the chorion. The
structure first evolved in
reptiles and birds...
-
Allantoic acid is an
organic compound with the
chemical formula C4H8N4O4. It is a
crystalline acid
obtained by
hydrolysis of allantoin. In nature, allantoic...
-
allantois or
hydrops amnion is an ac****ulation of
excessive fluid in the
allantoic or
amniotic space, respectively.
Locations can
include the subcutaneous...
-
hippomanes are
either attached to the
allantois membrane or swim
freely in the
allantoic fluid.
Occasionally such
formations also
occur in
ruminants (cows, sheep...
- l'amnios de la vache" (New
investigations into the
composition of the
allantoic and
amniotic fluids of the cow),
Annales de
chimie et de physique, 2nd...
-
coracoid process, a
simplified hindgut (reversed in artiodactyls) and
allantoic vessels that are
large to
moderate in size. The
Laurasiatheria clade is...
- Body-stalk 3
Allantois 4 Yolk-sac 5
Chorion Diagram showing later stage of
allantoic development with
commencing constriction of the yolk-sac. 1
Heart 2 Amniotic...
-
allantois and
differentiation of body-stalk.
Diagram showing later stage of
allantoic development with
commencing constriction of the yolk-sac.
Scheme of placental...
-
flexure of the tail-end of the embryo, the body-stalk, with its
contained allantoic tube, is
carried forward to the
ventral aspect of the body, and consequently...
- is the
allantoic epithelium that
consists of
epithelial cells arising from the
allantoic ectoderm. It
forms a part of the wall of the
allantoic sac. Both...
