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BIO Lab (Jaime and Travis) > Chapter 19 > Flashcards

Chapter 19 Flashcards

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Biology 101 flashcards
1
Q

Protostomes have this type of cleavage

A

spiral

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2
Q

Deuterostomes have this type of cleavage

A

radial

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3
Q

In protostomes, the blastopore becomes this….

A

mouth

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4
Q

In deuterostomes, the blastopore becomes this…

A

anus

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5
Q

This type of cleavage involves cytokinesis diagonal from vertical axis of embryo

A

spiral

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6
Q

This type of cleavage involves cytokinesis along vertical axis of embryo

A

radial

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7
Q

Type of cleavage where fate of each cell is determined early in development

A

determinate

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8
Q

Type of cleavage where fate of each cell is determined later in development and allows for identical twins

A

indeterminate

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9
Q

In protostomes, this forms from splitting of solid masses of mesoderm

A

schizocoelom

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10
Q

In deuterostomes, this forms as mesoderm cells bud of the archenteron

A

enterocoelom

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11
Q

What classes are included in Phylum Annelida? (H-O-P)

A

Hirudinea, Oligochaeta, Polychaeta

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12
Q

What classes are included in Phylum Mollusca? (BiGasCaP)

A

Bivalvia, Gastropoda, Cephalopoda, Polyplacophora

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13
Q

What classes are included in the Phylum Echinodermata? (A-H-O-E)

A

Asteroidea, Holothuroidea, Ophiuroidea, Echinoidea

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14
Q

What subphylums are included in the Phylum Arthopoda? C-C-U

A

Chelicerata, Crustacea, Uniramia

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15
Q

Key class in the subphylum Chelicerata

A

Arachnida

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16
Q

Key class in the subphylum Crustacea

A

Malacostraca

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17
Q

Key class in the subphylum Uniramia

A

Insecta

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18
Q

Serial repetition of body segments in Annelids

A

metamerism

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19
Q

These excrete waste in Annelids and Molluscs

A

metanephridia

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20
Q

How do Annelids do gas exchange?

A

across the body wall

21
Q

Polychaetes are in what class?

A

Polychaeta

22
Q

Earthworms are in what class?

A

Oligochaeta

23
Q

Leeches are in what class?

A

Hirudinea

24
Q

Clams, scallops, mussels are in what class?

A

Bivalvia

25
Q

Snails and slugs are in what class?

A

Gastropoda

26
Q

Chitons are in what class?

A

Polyplacophora

27
Q

Octopi and squid are in what class?

A

Cephalopoda

28
Q

Spiders, scorpions, and ticks are in what subphylum?

A

Chelicerata

29
Q

Crayfish, crabs, lobsters are in what subphylum?

A

Crustacea

30
Q

Beetles, buts, grasshoppers are in what subphylum?

A

Uniramia

31
Q

Molluscs have what four distinct body parts?

A

head, foot, mantle/shell, visceral mass

32
Q

Molluscs use these for gas exchange

A

gills

33
Q

Mollusc larvae that are free swimming

A

trochophore

34
Q

Arthropods have these fused body segments

A

tagmata

35
Q

Arthropods have an exoskeleton made of this

A

chitin

36
Q

Arthropods use these to excrete waste

A

Malpighian tubules

37
Q

In Arthropods, the coelom is reduced to this

A

hemocoel

38
Q

Spiders and ticks are in this class

A

Arachnida

39
Q

Crabs and shrimp are in this class

A

Malacostraca

40
Q

Insects are in this class

A

Insecta

41
Q

Gradual metamorphosis has these three life cycle stages

A

egg, nymph, adult

42
Q

Complete metamorphosis has these four life cycle stages

A

egg, larva, pupa, adult

43
Q

Echinoderms have this type of vascular system

A

water

44
Q

Echinoderms have this type of nervous system

A

nerve net

45
Q

Echinoderms have a dermal exoskeleton made of these

A

ossicles

46
Q

Sea stars are in this class

A

Asteroidea

47
Q

Sea urchins are in this class

A

Echinoidea

48
Q

Sea cucumbers are in this class

A

Holothuroidea

49
Q

Brittle stars are in this class

A

Ophiuroidea

BIO Lab (Jaime and Travis) (23 decks)

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