Quiz 5 - Nematoda, Chelicerata, & Crustacea Flashcards

1
Q

this phylum has a pseudocoelom

A

nematoda

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2
Q

what is ecdysis

A

molting

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3
Q

nematodes molt, making them …

A

ecdysozoans

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4
Q

the outer layer of nematodes is called

A

cuticle

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5
Q

examples of nematodes

A

ascaris, pig intestinal roundworm

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6
Q

what kind of movement do they have? with what muscles

A

thrashing, with longitudinal muscles

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7
Q

do nematodes have a circulatory system?

A

no

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