Worms

Question 1

What phyla are flatworms?

Answer 1

Plathelminthes

Question 2

What phyla are roundworms?

Answer 2

Nematoda (Ashelminthes)

Question 3

What phyla are annelids?

Answer 3

Annelida (segmented worms)

Question 4

Example of flatworms:

Answer 4

planarians, marine flatworms, tapeworms

Question 5

Example roundworms:

Answer 5

roundworms, vinegar eels, pinworms, hookworms

Question 6

Example annelida

Answer 6

earthworms, leeches, brsitleworms, sandworms

Question 7

All 3 worms have how many germ layers?

Answer 7

3

Question 8

All 3 worms are __lateral

Answer 8

bilateral

Question 9

What is the only type of worm that is segmented?

Answer 9

annelids

Question 10

Body cavity of flatworms

Answer 10

absent

Question 11

Body cavity of roundworms

Answer 11

pseudomcoelem

Question 12

Body cavity of annelids

Answer 12

true coelem

Question 13

Regeneration is only in what type of worm?

Answer 13

flatworms

Question 14

Do worms have cephilization?

Answer 14

yes

Question 15

How do flatworms move?

Answer 15

the glide, twist, and turn with cilia

Question 16

How do roundworms move?

Answer 16

with a thrashing motion

Question 17

How to annelids move?

Answer 17

peristalsis or muscles

Question 18

All worms have what type of skeleton?

Answer 18

hydrostatic

Question 19

Flatworms have how many body openings for digestion and excretion?

Answer 19

one

Question 20

____ cells remove wastes in flatworms

Answer 20

flame

Question 21

Roundworms have how many body openings for digestion and excretion?

Answer 21

2

Question 22

In roundworms, how is waste excreted?

Answer 22

through body walls

Question 23

Annelids have how many body openings for digestion and excretion?

Answer 23

2

Question 24

In annelids, how is waste removed?

Answer 24

through nephridia

Question 25

What is the only phyla of worms that have a circulatory system?

Answer 25

annelids

Question 26

Describe the circulatory system in annelids

Answer 26

blood is circulated through blood vessels in closed circulatory system

Question 27

How do flatworms and roundworms respire?

Answer 27

through skin. they have no respiratory organs

Question 28

How to annelids respire?

Answer 28

skin; aquatic annelids have gills

Question 29

Can flatworms reproduce sexually, asexually, or both?

Answer 29

both

Question 30

Can roundworms reproduce sexually, asexually, or both?

Answer 30

sexually only

Question 31

Can annelids reproduce sexually, asexually, or both?

Answer 31

sexual only

Question 32

How to flatworms reproduce asexually?

Answer 32

through fission

Question 33

Describe sexual flatworms and annelids

Answer 33

hermaphrodites (only some annelids are hermaphrodites)

Question 34

What is the eyespot on a flatworm for?

Answer 34

sees light & dark

Question 35

What is the head on a flatworm for?

Answer 35

brain-like ganglia located here

Question 36

What is the gastrovascular cavity on a flatworm for?

Answer 36

transports food

Question 37

What is the mouth on a flatworm for?

Answer 37

food enters & waste exits

Question 38

What is the pharynx of a flatworm for?

Answer 38

"straw" sucks up food; extends from mouth during feeding

Question 39

What are flame cells for?

Answer 39

removes excess water and nitrogenous wastes

Question 40

Planarians are in what class?

Answer 40

Turbellaria

Question 41

Planarians live where?

Answer 41

freshwater-under leaves and rocks

Question 42

Planarians feed on what

Answer 42

dead organisms

Question 43

Are Planarians parasitic?

Answer 43

no they are free-living

Question 44

Can planarians regenerate?

Answer 44

yes

Question 45

What is the solex of a tapeworm?

Answer 45

head region.

Question 46

What are proglottids of a tapeworm

Answer 46

individual sections of the worm. they contain 100,000 eggs each

Question 47

Flukes are in what group?

Answer 47

flatworms

Question 48

What class are flukes under?

Answer 48

Trematoda

Question 49

Flukes live where?

Answer 49

in digestive tracks or liver

Question 50

Liver flukes live where?

Answer 50

in liver

Question 51

Blood flukes feed off of what?

Answer 51

blood cells & bodily fluids

Question 52

Ascaris are in what group?

Answer 52

roundworm (nematodes)

Question 53

Ascaris live in what?

Answer 53

intestines

Question 54

Ascaris feed off what?

Answer 54

blood

Question 55

How are ascaris eggs ingested?

Answer 55

from dirty hands or unwashed vegetables contaminated with feces

Question 56

Ascaris eggs hatch where and enter where?

Answer 56

eggs hatch in intestines and enter bloodstream

Question 57

Ascaris larval worms bore into where?

Answer 57

lungs

Question 58

How to larval ascaris move to intestines?

Answer 58

they are coughed up from the lungs and swallowed

Question 59

Trichinella are in what group?

Answer 59

roundworms

Question 60

Trichenella bore in what tissue?

Answer 60

muscle

Question 61

Trichenella can also live in what type of organ?

Answer 61

intestines

Question 62

what to trichinella cause?

Answer 62

painful cysts

Question 63

How does one get trichinella?

Answer 63

from ingesting cysts in undercooked/raw meat (usually pork)

Question 64

Hookworms are in what group?

Answer 64

roundworms

Question 65

Where to hookworms live?

Answer 65

in intestines

Question 66

Eggs are deposited on _____ for contaminated wastes

Answer 66

soil

Question 67

How to hookworms infect their host?

Answer 67

they burrow into feet or exposed skin

Question 68

Hookworm larvae travels through ________, into the _____

Answer 68

bloodstream; lungs

Question 69

What happens after hookworm larvae reaches the lungs?

Answer 69

it is coughed up and swalloed

Question 70

Hookworms attatch to where to mature?

Answer 70

intestinal wall

Question 71

What is the setae in earthworms?

Answer 71

bristels for movement located on the ventral side

Question 72

What is the clitellum in earthworms?

Answer 72

enlarged segment, secretees mucus, contains the reproductive structures

Question 73

What is the nephridia in earthworms?

Answer 73

collects and removes wastes

Question 74

What is the crop in earthworms?

Answer 74

temporary food storage

Question 75

What is the gizzard in earthworms?

Answer 75

grinds food

Question 76

Instead of a nose, earthworms have what?

Answer 76

chemoreceptors