chapter 9 Flashcards
1
Q
space between the mantle and the body
A
mantle cavity
2
Q
region of body that contains head w mouth and foot to move
A
head foot
3
Q
holds the bulk of the digestive reproductive excretory and respiratory systems
A
visceral mass
4
Q
tiny teeth used to scrape food particles off a surface and into mouth
A
radula
5
Q
having one valve or shell
A
univalve
6
Q
hinged shell
A
bivalve
7
Q
bump on the end of a bivalve shell
A
umbo
8
Q
moves limbs or part of body toward another part
A
adductor muscles
9
Q
water enters
A
inhalant siphon
10
Q
water exits
A
exhalent siphon
11
Q
internal shell of a squid
A
pen
12
Q
a cell that contains pigment
A
chromatophores
13
Q
internal skeleton
A
endoskeleton
14
Q
external covering of a body in invertebrate animals
A
exoskeleton
15
Q
aquatic animal that feeds on small specks of organic matter
A
deposit feeders
