Describe how the water vascular system functions

The Deuterostomes

Results                                                                                                               

  1. A. Conduct an online search on the name to find out more about these interesting org Fill in Table 1 to summarize the general characteristics of this phylum.

Table 1: Phylum Echinodermata

Morphology:Level ofOrganizationEcologyWherefoundNutritionReproductionSymmetryEnvironmentalRole

Refer to Explanation of Table Common Characteristic Categories and Types of Answers Expected, p. 8.

  1. What specific exterior and interior organs and systems did you identify during your dissection? How do these benefit this organism?
  1. Describe how the water vascular system functions. What is the benefit of this adaptation for these animals?

Questions                                                                                                          

  1. A. List several beneficial uses of What is their role in their environment?  Could we live without them?
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  1. List several detrimental effects of echinoderms, if any.
  1. Why are echinoderms classified as animals?
  1. D. Provide several examples of echinoderms and where they are f
  1. Why are echinoderms classified as Deuterostomes? Give an example.

Exercise   2:     Phylum   Chordata   –   Animals   with

Notochords

Results                                                                                                               

  1. A. Compare and describe the structures found in these two organisms in Table 2.

Table 2 Comparative Anatomy

FishFrog
Exterior covering
Appendages/Use of Appendages
Mouth
Anus
Environment/ Environmental Role
Respiration
Digestion
Circulation
Reproduction
Nervous system/Sensory Organs
Skeletal makeup
Food source
Source of Food for ?
  1. Conduct an online search on the name to find out more about these interesting organisms. Fill in Table 3 to summarize the general characteristics of this phylum.

Table 3: Phylum Chordata

Morphology:Level ofOrganizationEcologyWhere foundNutritionReproductionSymmetryEnvironmentalRole
  1. For each of the two organisms, what specific external and internal organs and systems did you identify during your dissection? How do these benefit these two organisms?
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  1. D. Describe how the circulatory system functions in each org

Questions                                                                                                          

  1. A. List several beneficial uses of chordat What is their role in their environment? Could we live without them?
  1. List several detrimental effects of chordates, if any.
  1. Why are chordates classified as animals?
  1. D. Provide several examples of Chordates and where they are f

Laboratory Summary                                                                                     

What have you learned from doing this laboratory that you did not know before you began it?

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