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BSC2011 Jennifer Capers > Chapter 33-35 > Flashcards

Chapter 33-35 Flashcards

1
Q

Some animals are sessile, but a major chairstic for most animals the ability to?

A

Move rapidly

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2
Q

4 common animal characteristics?

A

Sexual reproduction

Multicellular

Heterotrophic

Locomotion

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3
Q

What is Monophyletic?

A

Animals descending from a common ancestor

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4
Q

Terms that describe animals that obtain energy from ingesting other organisms?

A

Omnivore

Detritvore

Carnivore

Heterotroph

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5
Q

What animal can not build its own organic molecules from inorganic chemicals?

A

Sponges

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6
Q

Are all animals multicellular?

A

Yes

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7
Q

When a animal is cut on a longitudinal plane any any angel through the central axis results in two identical halves is?

A

Radial symmetry

Pie

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8
Q

A body cavity that develops in an animal embryo between the mesoderm and endoderm?

A

Psuedocoelom

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9
Q

What is a fluid filled body cavity?

A

Coelom

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10
Q

Importance of noncoelmate invertebrates?

A

Possessed basic animal body plan from all other animals evolved from

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11
Q

Three characteristics of sponges?

A

They do not have true tissue

They have free swimming larvae

They have choanocytes

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12
Q

Eumetazoans have what in contrast to parazoa?

A

Have tissues and some kind of symmetry.

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13
Q

What are the small pores in the body of the sponge?

What do they do?

A

Ostia

They allow water carrying oxygen and food to enter the body

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14
Q

What protons one Clade undergo spiral cleavalage as embryos?

A

Spirilians

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15
Q

The two Clade of spiralians are?

A

Platyzoans and lophotrochozoans

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16
Q

Members of which phyla are the most prominent of platyzoans?

A

Flatworms

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17
Q

Planarian, tapeworms, and parasitic flukes are in which phylum?

A

Platyhelminthes

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18
Q

Phyla most successful containing more than 1 million species?

A

Anthropoda

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19
Q

What phylum are rotifers in?

A

Rotifera

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20
Q

What secretes the shell on a mollusk?

A

Mantle

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21
Q

What is the you he like organ on mollusk?

A

Radula

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22
Q

What is the visceral mass of a mollusk?

A

Where the digestive, exeretory, and reproductive organs are found.

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23
Q

In aquatic mollusk, what is used for gas exchange?

A

Gills

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24
Q

Ribbon worms are found in which phyla?

A

Nemertea

25
Q

What are nemerteans charterized by?

A

Cephalization

26
Q

What is a major characteristic of Polychaeta?

A

Parapodia

27
Q

What is the you he like organ on mollusk?

A

Radula

28
Q

What is the visceral mass of a mollusk?

A

Where the digestive, exeretory, and reproductive organs are found.

29
Q

In aquatic mollusk, what is used for gas exchange?

A

Gills

30
Q

Ribbon worms are found in which phyla?

A

Nemertea

31
Q

What are nemerteans charterized by?

A

Cephalization

32
Q

What is a major characteristic of Polychaeta?

A

Parapodia

33
Q

Bony fish have what two chacteristics?

A

Bony skeleton

Scale covered skin

34
Q

Largest class of Echinodermata?

A

Brittle stars ophiuroidea

35
Q

When and how is notochord present?

A

Present during some of developmental stage in all chordates

36
Q

The most primitive chordate?

A

Tunicates

37
Q

What is not found in tunicates or lancelets but in vertebrates?

A

A distinct head
Vertebrae
Neural crest cells

38
Q

These animals evolved in the oceans during the Cambrian period?

A

Vertabrates

39
Q

What is not found in vertebrates?

A

Notochord

40
Q

Features of jawed fishes

A 
Single loop circulation
Internal gills
Paired appendages
Nutritional deficiencies 
Vertebral column
41
Q

Skeleton of Chondrichthyes (sharks) are made up of?

A

Cartilage

42
Q

The class actinopterygii contains?

A

Ray finned fish

43
Q

The class sarcopterygii contains?

A

Lobe finned fished

44
Q

Modern amphibians are?

A

Salamanders
Frogs
Caecilians

45
Q

Amphibians evolved from?

A

Love finned fish

46
Q

Modern orders of amphibians

A

Anura frogs
Caudata
Apoda

47
Q

Reptiles that are invaded in protective shell?

A

Turtles / Chelonia

48
Q

Key characteristics of birds?

A

Feathers
Light skeleton
Thin and hollow bones
Fused or keeled breast bone

49
Q

How are birds and crocodiles similar?

A

Four chamber heart
Care for young
They build nest

50
Q

Shared features of dinosaurs and archaeopteryx?

A

Toothed bill

Long tail with many Vertebrae

51
Q

Largest of the bird order?

A

Passeriformes

52
Q

Features unique to mammals among vertebrates

A

Placenta
Mammary glands
Hair

53
Q

Who are part of the subclass theria?

A

Placental mammals

Marsupials

54
Q

Monotremes are what?

A

Mammals that lay eggs

55
Q

The placenta is formed from?

A

Chorion

Allantois

56
Q

40 million years ago, primates split into two groups.

A

Prosimians

Anthropoids

57
Q

What are anthropoid primates?

A

Money’s, humans and apes

58
Q

Hominoids include the apes, what do they consist of?

A

Gibbons, orangutan, gorilla, chimpanzee

BSC2011 Jennifer Capers (2 decks)

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