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Biology 2 > Ch 33: Invertebrates - Platyhelmenthis > Flashcards

Ch 33: Invertebrates - Platyhelmenthis Flashcards

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1
Q

Gut is

A

incomplete

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2
Q

Respiration is done through

A

diffusion across body surface

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3
Q

contain a Protonephridia which functions to

A

maintain a osmote balance

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4
Q

Lack which system?

A

circulatory

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5
Q

T or F they are hermaphroditic?

A

t

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6
Q

Phylum platyhelmenthis: Planarians live in

A

aquatic ecosystem

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7
Q

Phylum platyhelmenthis: Planarians pray on

A

smaller or dead animals

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8
Q

Phylum platyhelmenthis: Planarians move via

A

cillia on vertical surface

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9
Q

Phylum platyhelmenthis: Planarians have ____ to detect chemicals and light

A

Eyespots & lateral flaps

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10
Q

Phylum platyhelmenthis: Planarians have a ___

A

lump of nerve cells at anterior end

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11
Q

Phylum platyhelmenthis: Planarians have _____ that runs from ganglia down the body

A

vertical nerve cords

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12
Q

Phylum platyhelmenthis: Trematodes are also called

A

Fluke

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13
Q

Phylum platyhelmenthis: Trematodes - Larvae penetrate skin of ________ and go into blood vessels

A

human

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14
Q

Phylum platyhelmenthis: Trematodes - reproduces ___________ in human.

A

sexually

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15
Q

Phylum platyhelmenthis: Trematodes -Human feces release ______ which develop into ________ _________.

A

egg, cilliated larva

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16
Q

Phylum platyhelmenthis: Trematodes - larva are only cilliated until they enter the ___ and then they are ___

A

snail, motil

17
Q

Phylum platyhelmenthis: Cestodes are also called

A

Tape worms

18
Q

Phylum platyhelmenthis: Cestodes contain what structure that allows them to anchor to their host

A

Scolex

19
Q

Phylum platyhelmenthis: Cestodes contain what structure that allows them to actively grow?

A

Proglottids - repetitive sections at base of neck

20
Q

3 types of platyhelmenthis

A

Planarians, trematodes, Cestodes

Biology 2 (21 decks)

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