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Flashcards in Chapter 8/9 Deck (11)
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1

Structures found in tapeworms but not in other flatworms are

Strobila, scolex, and proglottids

2

True/False

Adult tapeworms live in the digestive tract of vertebrates

True

3

Turbellarians have light-sensitive organs called ________

Ocellia

4

In contrast to other flatworms, tapeworms lack a ___________________.

Digestive system

5

Some characteristics of flatworms and ribbon worms are

Bilateral symmetry, triploblasitc, acoelomate

6

Rotifers have a unique ciliated crown known as a _____________.

Corona

7

An organism with three distinct germ layers is termed

Triploblastic

8

True/False

Many rotifers can reproduce parthenogenetically

True

9

Rotifers

Are dioecious

10

True/False

Flame cells are the primary excretory structures in rotifers

False

11

Free-living flatworms have

Ocellia, tactile cells, and chemoreceptors