Question

Difference in coelem and atrium

Answer 1

Answer:

atrium is the upper chamber of the heart whereas coelom is defined as the fluid or gap present between the outer most layer of the skin and the digestive tract and it is lined by mesoderm.

Explanation:

atrium is the upper chamber of the heart whereas coelom is defined as the fluid or gap present between the outer most layer of the skin and the digestive tract and it is lined by mesoderm.

Answer 2

Answer:

Specifically, a coelom is a body cavity completely within the mesoderm. Apseudocoelom is a cavity between the mesoderm and the endoderm. ... A few phyla, such as Platyhelminthes and Xenoturbellida, have lost their coeloms altogether.