01:119:116 Final: 116_5_Animal Revolution & Invertebrates

69 views27 pages

Document Summary

Electrical and chemical communication among cells of the body. Concentration of sensory structures at the anterior end. Lining of internal organs that are continuous with the outside world. Animals can be group based on the presence, type and development of a body cavity. Allows for growth of internal organs and for their movement independent of the body wall. Fluid-filled cavity between gut tube and outer body wall. Iii: hydrozoa (polyp and medusa, scyphozoa (medusa dominant, anthozoa (polyp only) Coelomates: protostomes: mollusca, annelida (segmented worms, arthropoda, insecta, chilopoda, diplopoda. Parazoa: bivalvia (clams, oysters, mussels and scallops, polyplacaphora (chiton, gastropoda (snails and slugs, cephalopoda (squids and octopuses, oligochaeta, polychaeta, hirudinea, merostomata (horseshoe crab, arachnida, crustacea, porifera. Forms pores that connect spongocel to outside environment. Flagellum creates current and food particles are trapped by collar. Take food from chaonocytes and deliver to other cells. May occur at some point in life cycle. Life cycle include polyp and medusa body forms.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers

Related Documents