annelidia Flashcards
1
Q
list all 5 general characteristics
A
segmented (internal and external segmentation)
true coelom (body cavity)
bilateral
nephridia and aortic arches
2
Q
describe the digestive system
A
mouth opening for intake of organic matter
muscular pharynx
crop
gizzard
solid waste out of anus
peristaltic movement through intestines with enzymes
3
Q
describe the use of a crop
A
storage of food
4
Q
describe the use of a gizzard
A
muscular grinding
5
Q
what is peristaltic movement
A
muscular contractions
