रक्तवहिन्यासंबंधी भ्रूण झिल्ली कोरिओनच्या खाली असते आणि अनेक आदिम श्रेष्ठ कशेरुकांपासून (सरपटणारे प्राणी आणि सस्तन प्राणी हिंडगटपर्यंत विकसित होतात),

allantois's Usage Examples:

adenoids adipose aditus aditus ad antrum adrenal gland adrenergic afferent neuron agger nasi agnosia agonist alar ligament albuginea alimentary allantois.

The urachus is a fibrous remnant of the allantois, a canal that drains the urinary bladder of the fetus that joins and runs within the umbilical cord.

later stages of egg development to form a combined respiratory and excretory organ called the chorioallantois.

Tbx4 has been shown to be expressed in the allantois, hindlimb, lung and proctodeum.

It contains the urachus, which is the obliterated form of the allantois.

connected to the yolk sac, the allantois, and via the umbilical cord, the placenta.

To compensate for this, the chorion and the allantois fuse together to form the chorioallantoic membrane.

Blood islands arise external to the developing embryo on the umbilical vesicle, allantois, connecting stalk and chorion.

surrounds the yolk, the amnion which surrounds and cushions the embryo, the allantois which among avians stores embryonic waste and assists with the exchange.

By comparison, hydrops allantois or hydrops amnion is an accumulation of excessive fluid in the allantoic.

urachal fistula is a congenital disorder caused by the persistence of the allantois (later, urachus), the structure that connects an embryo"s bladder to the.

a congenital disorder caused by the partial persistence of the allantois.

Named after the allantois (an amniote embryonic excretory organ in which it concentrates during development in most mammals except.