Which is regarded as the urinary bladder of the embryo?
Amnion
Allantois
Chorion
Yolk sac
B.
Allantois
Allantois is an extraembryonic membrane developed as an outgrowth from hindgut. In the eggs of reptiles and birds, it functions as a urinary bladder and stores the waste excretory products. It also provides oxygen (in reptiles, birds and mammals) and food (in mammals) to the embryo.
Pyloric sphincter guards the opening between
Stomach and Duodenum
Cardia and Fundus
Oesophagus and Stomach
Fundus and Pylorus
A condition of failure of kidney to form urine is called
Deamination
Entropy
Anuria
None of these
Solenocytes are the main excretory structures in
Annelids
Molluscs
Echinodermates
Platyhelminthes
The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is
20 mm Hg
75 mm Hg
30 mm Hg
50 mm Hg
Major nitrogenous waste product in ureotelic animals like rabbit and other mammals is
uric acid
urea
ammonia
amino acids