write 5 differences between Stomodaeum and proctodaeum
Answers
The stomodeum, also called stomatodeum or stomatodaeum, is a depression between the brain and the pericardium in an embryo, and is the precursor of the mouth and the anterior lobe of the pituitary gland.
Answer:
There are many major differences between Stomodaeum and proctodaeum.
Explanation:
Stomodaeum is present as a depression between brain and pericardium.
It is found inembryonic stage.
It is the initiation of mouth and anterior lobe of pituitary gland.
it has a ectodermal lining.
It dissapears in third week
Proctodaeum is the back ectodermal part of the alimentary canal.
It is found during embryogenesis.
It gives rise to lower part of alimentary canal.
It has stratified squanous nonkeretinized lining
It disappears after complete formation of alimentary canal.