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Lab 1 Microscopy

Lab 1 Microscopy. Parts & use of microscope. Lab 2 Cells & Tissues. Cell theory Cell structure, review pp. 17 & 18 Histology: epithelial, connective, muscular & nervous Slides List on pp. 16 (plus frog skin). Frog skin—simple squamous. Simple cuboidal. Simple columnar. Human blood.

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Lab 1 Microscopy

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  1. Lab 1 Microscopy • Parts & use of microscope

  2. Lab 2 Cells & Tissues • Cell theory • Cell structure, review pp. 17 & 18 • Histology: epithelial, connective, muscular & nervous • Slides • List on pp. 16 (plus frog skin)

  3. Frog skin—simple squamous

  4. Simple cuboidal

  5. Simple columnar

  6. Human blood

  7. Frog blood

  8. Loose areolar CT

  9. Hyaline cartilage

  10. Adipose

  11. bone

  12. Smooth muscle

  13. Skeletal muscle

  14. Cardiac muscle

  15. Motor end plate

  16. Lab 4 Development • 5 phases • 3 germ layers • Cleavage: radial v. spiral • Development in sea star (slide) & frog (model) • Zygote, morula, blastula, gastrula, neurula (frog), larva • Development in chick (slides) • Extraembronic membranes (4)

  17. Sea star development

  18. Frog development

  19. Lab 5 Morphology • Symmetry • Body cavity • Metamerism • Cephalization • Protostomes v. Deuterostomes

  20. Lab 6 Protozoa • Single celled, eukaryotic, animal-like protists • Flagellated protozoa • Euglena (live & prepared) • Trypanosoma • Amoeboid • Amoeba (live & prepared) • Foraminiferans (slide) • Radiolarians (slide)

  21. Euglena

  22. Amoeba

  23. foraminiferans

  24. radiolarians

  25. Protozoa • Alveolates • Paramecium caudatum

  26. Lab 7 Porifera • Sponges • Spicules of calcium carbonate or silica • Fibers of collagen or spongin • Outer pinacocytes • Inner choanocytes • Mesohyl in the middle • Canal systems: asconoid, syconoid or leuconoid

  27. Sponges • Class Demospongiae: horny sponges • Class Calcispongiae: calcareous sponges • Class Hexactinellida: glass sponges

  28. Class Demospongiae

  29. Clathrina

  30. Glass sponge

  31. Phylum Cnidaria • Radial symmetry • Diploblastic • Outer epidermis • Inner gastrodermis • Cnidocytes—nematocysts • Polyp & medusa stage

  32. Cnidaria • Class Hydrozoa • Obelia (prepared slide) • Hydra (live & prepared) • Physalia (preserved) • Class Scyphozoa • Aurelia • Class Anthozoa • Sea anemones & corals

  33. Obelia

  34. Hydra

  35. Physalia

  36. Aurelia

  37. Anthozoans

  38. Lab 9 Platyhelminthes • Flatworms • Triploblastic & bilateral • Class Turbellaria • Planaria (live & prepared slides) • Class Trematoda • Complex life cycle—2+ hosts • Clonorchis sinensis—human liver fluke (slide) • Fasciola hepatica—sheep liver fluke (slide) • Cercaria—tadpole like stage (slide)

  39. Planaria

  40. Clonorchis sinensis

  41. Fasciola hepatica

  42. cercaria

  43. Platyhelminthes • Class Cestoda—tapeworms • Taenia piscivora (slide) • Scolex & proglottids

  44. Lab 10 Pseudocoelomates • Phylum Nematoda • Ascaris • Trichinella

  45. Pseudocoelomates • Phylum Rotifera • Corona & mastax

  46. Lab 11 Phylum Mollusca • Soft body • Mantle secretes shell • Triploblastic & coelomate • Radula

  47. Class Polyplacophora

  48. Class Bivalvia

  49. Class Gastropods

  50. Class Cephalopoda

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