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Invert II-prelab, worksheet, review, chart

Invert II-prelab, worksheet, review, chart -...

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A63 – Fall 2009 Invertebrate II Pre‐lab . Due at the start of lab. (Pages 193-206) Name GSI & Sect # Station # AT THE END OF EACH LAB IS A REVIEW AND A CHART THAT YOU SHOULD FILL OUT . 1. To what phylum and class does a starfish belong to? Name the two stomachs a starfish possess? 2. For a cockroach, outline the passage of food from the mouth out to the anus. 3. Does a cockroach have a closed or open circulatory system? Explain your answer. 4. Trace the movement of an oxygen (O 2 ) molecule from the outside of a cockroach into its abdominal cavity. Trace the movement of a CO 2 molecule from the abdominal cavity to the outside. (Note that this movement does not occur in the circulatory system). 5. Compare and contrast holometabolous and hemimetabolous development. Give an example of each. 6. Describe the cuts/rips required in the cockroach dissection.
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A64 – Fall 2009 Invertebrate II Notes
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A65 – Fall 2009 Invertebrate II Worksheet . Due at the end of your lab. Name GSI & Sect # Station # 1) Make a quick sketch of the starfish. Starfish labels: ambulacral grooves, ampullae, hepatic caeca, pyloric stomach & cardiac stomach (sometimes it is hard to distinguish between these two), gonads (include the color distinction between males and females).
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