Set 13

Question 1

Annelida are the

Answer 1

segmented worms

Question 2

Examples of annelida

Answer 2

marine polychaetes/beardworms, terrestrial earthworms, and freshwater leeches.

Question 3

Body is a series of repeating segments

Answer 3

Metameric/metameres

Question 4

the coelom is partitioned into metameres internally by

Answer 4

septa

Question 5

dorsal blood carries blood

Answer 5

forward

Question 6

ventral blood carries blood

Answer 6

posteriorly

Question 7

bristles for leverage against soil sediments

Answer 7

setae

Question 8

gets N waste out of worms

Answer 8

metanephridia

Question 9

Parts in order of the complete gut

Answer 9

mouth, pharynx, esophagus, crop, gizzard, intestine, anus

Question 10

Dorsal U shaped infolding of the intestine that increases the surface area for absorption of digested food

Answer 10

Typhlosole

Question 11

Annelid classes

Answer 11

Polychaeta (marine), oligochaeta (earthworms/leeches)

Question 12

increase the surface area for gas exchange with the environment

Answer 12

parapodia

Question 13

secretes a mucous cocoon that slides forward collecting eggs and sperm and then slides off

Answer 13

CLITELLUM

Question 14

Leech anesthetic and anticoagulant

Answer 14

hirudin