Lab 3 - Sponges Flashcards
1
Q
collagen fibers, serves as an internal skeleton
A
Spicules
2
Q
has no folding to its body wall and is simply a hollow tube just a few cells thick with a prominent osculum at the top
A
Ascon
3
Q
sponges with a simple infolding to their body walls
A
Sycon
4
Q
with body folds that are themselves folded, resulting in a series of chambers connected by canals
A
Leucon
5
Q
A
Incurrent Canals
6
Q
A
Radial Canals
7
Q
mobile cells that reside in the gelatinous matrix between the choanocytes
A
Amoebocytes
8
Q
the cells making up the outer layer of the sponge
A
Pinacocytes
9
Q
A
Spongocoel
10
Q
A
Osculum
11
Q
A
Porocytes
12
Q
a densely matted, hardened ball containing amoebocytes surrounded by a coating of collagen and spicules
A
Gemmule
