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Zoology > Chapter 14 > Flashcards

Chapter 14 Flashcards

0
Q

Symmetry: Has distinct head can be divided in half

A

Bilateral Symmetry

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1
Q

Distinct head where sensory structures are

A

Cephalization

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2
Q

Animals w/o space in between gut and body wall

A

Acoelomate = tripoblastic

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3
Q

Acoelomates are PROTOSTOMES/ DUETEROSTOMES and have ____ cleavage

A

Protostome

Spiral

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4
Q

Acoelomate belongs to superphylum….

A

Lophotrochozoa

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5
Q

Phylum Acoelomorpha: digestive system type

A

Incomplete (no anus)

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6
Q

Phylum Acoelomorpha: how to get food

A

Phagocytosis

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7
Q

Phylum Acoelomorpha: what kind of egg do they produce

A

Endolecithal (yolk-filled)

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8
Q

Phylum Platyhelminthes: flatworms have a ____ cavity

A

Gastrovascular

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9
Q

Phylum Platyhelminthes: osmoregulatory system consists of

A

Protonephridia

Flame cells

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10
Q

Phylum Platyhelminthes: light sensing organs

A

Ocelli

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11
Q

Phylum Platyhelminthes: asexual reproduction via…

A

Fission

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12
Q

4 classes of Phylum Platyhelminthes

A

Turbellaria (planaria)
Trematoda (flukes)
Monogenea (monogenetic flukes)
Cestoda (tapeworms)

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13
Q

Class Turbellaria Example

A

Planaria

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14
Q

Class Trematoda Example

A

Digenetic Flukes (parasite)

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15
Q

Class monogenea Example

A

Parasite on aquarium fishes

16
Q

Parts of tapeworm (class cestoda)

A

Scolex - has suckers and hooks to attach to host

Prolottid - contains reproductive organs

17
Q

Missing link between protozoa and metazoa

A

Phylum Mesozoa

18
Q

Phylum mesozoa: parasites in ___

A

Marine invertebrates

19
Q

Phylum mesozoa classes

A

Rhombozoans

Orthonectida

20
Q

Phylum mesozoa: Adult rhombozoan

A

Vermiform

21
Q

Phylum mesozoa: Orthonectids type of reproduction

A

Asexual and sexual

22
Q

Ribbon worms phylum

A

Nemertea

23
Q

Phylum Nemertea: Use _____ to capture prey

A

Proboscis

24
Q

Phylum nermertea: digestive system

A

Complete (has anus)

25
Q

Phylum nermertea: vascular system

A

Close loop blood-vascular system

Zoology (5 decks)

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