Sponge Vocab

Complete the following vocabulary terms:
Ch. 9 Phylum Porifera Vocabulary:
epidermal cells
incurrent openings
pore cells
gelatinous layer
amoeboid cells
spicules
collar cells (choanocytes)
spongocoel
osculum
incurrent canal
radial canal
gastrodermal cells
calcareous sponges
simplest canal system (asconoid)
advanced canal system (syconoid)
complex canal system (leuconoid)
glass sponges
encrusting sponge (bath sponges)