Ch. 9,10,11

Front 1

3 Morphologies of Triploblastic Animals:

1. flatworms, ribbon worms: no body cavity

2. functional body cavity between mesoderm and endoderm

3. Peritoneum derived from mesoderm supports other organs

Back 1

1. acoelomate

2. Pseudocoelomate

3. Eucoelomate

Front 2

1. Limits of acoelomates

2. Coelem development is used to distinguish:

3. Shape of rotifer floaters, swimmers, and sesile

4. Variations in body form resulting from seasonal or nutritional changes

Back 2

1. squeezes and distorts gastrovascular cavity; restricts nutrient flow; lack circulatory systems

2. Protosomes from deuterstomes

3. globular/sac-like, elongated, vase-like

4. Cyclomorphosis

Front 3

1. Variable ciliated arrangment used for both locomotion and feeding

2. How do Rotifera eat?

3. muscular pharynx equipped with hard jaws

4. Results in unfertilized development of eggs

Back 3

1. corona

2. sweeps minute particles to mouth with corona

3. mastax

4. parthogenesis

Front 4

1. Nematodes: growth by:

2. Body muscles contract:

3. Nematodes mouth:

4. Nematode excretory system:

5. Young have several stages marked by:

Back 4

1. molting of the layered cuticle

2. longitudinally ONLY

3. surrounded by lips with sensory organs

4. large gland cells opening to pore or canal

5. molt of cuticle

Front 5

1. horsehair worms:

2. Reproduction:

3. Mud dragons:

4. divided into __ segments

5. Protonephridia on each side of segments:

Back 5

1. nematomorpha

2. mate in water shortly after leaving host

3. kinorhyncha

4. 13

5. 10 and 11

Front 6

1. brush heads

2. major part of body encased in circular plates

3. penis worms

4. __ known species

5. What kind of predator?

Back 6

1. Loricifera

2. lorica

3. Priapulida

4. 16

5. burrowing