Question

what the opening through which water enter to sycon​

Answer 1

Explanation:

Ostia – these dermal pores are lined by thin membranes. These possess two openings, one for entry and one for the exit. The closing and opening of Ostia for water flow is regulated by myocytes. Sponogocoel/Paragastric or gastral cavity – osculum leads to a large central canal known as spongocoel, named variously.

Answer 2

$QUESTION:$

• What the opening through which water enter to sycon?

$ANSWER:$

• Ostia.

$EXPLANATION:$

• These dermal pores are lined by thin membranes. These possess two openings, one for entry and one for the exit. The closing and opening of Ostia for water flow is regulated by myocytes. Sponogocoel/Paragastric or gastral cavity – osculum leads to a large central canal known as spongocoel, named variously.