Each Internal Compartment of an Annelid is Lined With

Question

Each internal compartment of an annelid is lined with
A)amebocytes that serve to distribute food and remove wastes.
B)nephridiocytes that keep the coelomic fluid in circulation.
C)cuticle secreted by the epithelium.
D)peritoneum,a layer of ectodermal epithelium.
E)peritoneum,a layer of mesodermal epithelium.

Accepted Answer

Each internal compartment of an annelid is lined with peritoneum, a layer of mesodermal epithelium. The peritoneum serves many functions, including providing support and protection for the internal organs, producing coelomic fluid, and serving as the main site of nutrient absorption and gas exchange.