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Flashcards in Annelida Test Deck (34):
0

Errant polychaetes are not tube-dwelling but are

Similar they crawl about beneath stones, shells, rock, coral, algae, and sessile animals

1

Pelagic polychaetes are

Free-swimming

2

Gallery dwellers are

Adapted for burrowing in sand or mud

3

Sedentary burrowers are

Able to construct simple vertical Burris with only one or two opening to the surface

4

Tube-dwelling polychaetes

Are carnivores and extend from the tube opening to seize small invertebrate prey

5

Family Nereididae

Feed with a mucus bag

6

Family Onuphidae

Omnivorous and eat with pharyngeal jaws

7

Family Amphinomidae

Fire worms

8

Family Glyceridae

Blood worms

9

Family polynoidae

Scale worms

10

Family Aphroditidae

Sea mice

11

Arenivolidae

Lug worms

12

Family Terrbellidae

Spaghetti worm

13

Family Serpulidae

Christmas Tree Worms

14

Family Siboglinidae

Pickle Worms

15

Naididae are a family of clitellate worms like

Sludge worms

16

What characteristics do all Annelida share?

Metameric symmetry; chitinous setae; coelom; closed circulatory system; complete digestive system

17

What are the respiratory pigments

Hemoglobin and hemerythrin

18

The primary excretory organ found in all Annelida is?

A pair of nephridia for each metamere

19

Name all sensory organs use by Annelids?

Tactile organs, taste buds, statocysts, photoreceptor cells, and eyes with lenses

20

Where is the brain located in annelids?

In the nervous system with a pair of dorsal cerebral ganglia connective to cord

21

Name the ways Annelids reproduce?

Budding, sexual, asexual, hermaphroditic

22

Know where each class is found in the environment?

Polychaete- marine
Pogonophora- deep sea
Clitellata- in MUDs and habituated with little oxygen

23

The major body sections are

Prostimium, peristomium, parapodia, pugidium

24

Metamerism is

Repeated body segmentation

25

Circulatory system

Is segmentally arranged

26

Polychaetes exchange has through

Skin, gills, or parapodia

27

The excretory system organ is

Nephridia

28

What sensory organ orients polychaetes towards light

Photoreceptor cells

29

Polychaetes reproduce in what primary way

They shed gametes in the water to be fertilized; sexual

30

Eggs and sperm exit the body where

Special gonoducts

31

What causes swarming

Annual, lunar quarters during the last quarter of October and November

32

Larvae stage is

Trochophore

33

Why are pogoniphora recognized as Annelids?

They show some segmentation as well as they live in mud