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2/20

2/20. Get out Invertebrates notes (green sheet) Pick up papers from the back. Staple the new green sheet to your green sheet Grab goggles Do not touch equipment until given permission to do so. Test corrections today: after school Invertebrate Quiz moved to Tuesday 2/25. Earthworm .

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2/20

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  1. 2/20 • Get out Invertebrates notes (green sheet) • Pick up papers from the back. Staple the new green sheet to your green sheet • Grab goggles • Do not touch equipment until given permission to do so. • Test corrections today: after school • Invertebrate Quiz moved to Tuesday 2/25

  2. Earthworm • Omit question 5 • Dorsal (top side) is darker than ventral (bottom side)

  3. Arthropods http://player.discoveryeducation.com/index.cfm?guidAssetId=7579c00f-76da-4763-bce3-c4b4c6a2fe40

  4. Description: Jointed Appendages Exoskeleton Segmented Body

  5. Examples:Insects

  6. Examples: Shrimp Crabs Lobster Crayfish

  7. Examples: Scorpions Spiders

  8. Digestion: Specialized organs Elaborate mouthparts

  9. Respiration: Spiders: Book lungs Insects:Tracheal tubes Aquatic: Gills

  10. Circulation: Open Circulatory

  11. 2/21 • Reminder: Invertebrate Quiz Tuesday DLA Quiz Wednesday • Take out green notes • Pick up papers from the back. • Grab a textbook. Use page 721 of the textbook and the info below to label the Anatomy of a Crayfish. • 4. Maxilliped --11. Rostrum • 8. Uropod --12. Eyes

  12. Homework Modification • On the back of the Simple Animal Vocabulary write these down for the answers to these questions: • 24. dorsal • 25. anterior • 26. ventral • 27. posterior

  13. Excretion: land—Malpighian tubules aquatic--diffusion

  14. Nervous System: Brain and ventral nerve cord

  15. Reproduction: Sexual, internal and external fertilization

  16. Skeletal / Muscular: Exoskeleton and Muscles Many legs

  17. Protection: Fangs and venom http://player.discoveryeducation.com/index.cfm?guidAssetId=D5A175FF-921B-4446-A6C6-67C2BCD3A233&blnFromSearch=1&productcode=US

  18. Notes: molt to grow insects—pollinators and detritivores

  19. Notes: Crustaceans-- human food source

  20. Echinoderms

  21. Description: Spiny Skin http://player.discoveryeducation.com/index.cfm?guidAssetId=872bb1ad-2321-46ff-8104-3ed159b3b110

  22. Examples: Sand Dollar Starfish Sea Cucumber Sea Urchin

  23. Digestion: external and internal digestion Anus Stomach Mouth

  24. Respiration: WaterVascular System Circulatory:

  25. Excretion: excrete ammonia into water (tube feet)

  26. Nervous: Nerve ring and radial nerves

  27. Reproduction: Sexual; External Fertilization A starfish ejecting eggs or sperm.

  28. Skeletal / Muscular: Endoskeleton and Water Vascular System (tube feet)

  29. Protection: spiny skin shedding of arms evisceration

  30. Notes: Regenerate All marine (only found in salt water) http://player.discoveryeducation.com/index.cfm?guidAssetId=c12056e3-2bb1-4d3d-b5f9-abaaea7b8290

  31. Sunflower Starfish http://player.discoveryeducation.com/index.cfm?guidAssetId=71915d78-d34c-4263-a886-41684d63e1d7

  32. 2/20 • Grab Goggles • Get out labeling sheet • Put all books and binders by overhead • Reminder: Quiz Friday and HW- Simple Animal Vocabulary due tomorrow!

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