Exam 3 slides powerpoint

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  • *osculum- is the opening of entire sponge
  • *hydrocaulus: hollow stem that contain coenosarc and perisac
  • *diverticulum: branches of gastrovascular cavity
  • * End of posterior portion would be excretory pore
  • * Filled with cercaria
  • Exam 3 slides powerpoint

    1. 1. Exam 3 slides Bio 2
    2. 2. • Phylum: – Porifera• Structure: – spongin• Molecule: – collagen
    3. 3. • Phylum: – porifera• Structure: – Spicules• Molecule: – calcium carbonate – or silicon
    4. 4. Sponge/scypha• Phylum: – porifera• Class: – calcarea• Canal type: – synconoid
    5. 5. Sponge 1.s scyphaCell:Ameobocytes/archyocytes amphiblastula spongocoelapopylLayer: Cell:mesoglea choanocytes Opening here: prosopyle Radial ostium Incurrent canal canal
    6. 6. Scypha spongocoelIncurrentcanalRadial canal apopyle
    7. 7. Sponge gemmules Sponge spicules Sponge gemmules
    8. 8. Leucosoleniaosculum
    9. 9. Leucosolenia• Phylum: – Porifera• Class: – calcarea• Canal system: – asconoid osculum
    10. 10. Obelia young medusa strewGenus:ObeliaClass:HydrozoaStructures:medusa buds
    11. 11. Obelia young medusa strew
    12. 12. Obelia young medusa strew
    13. 13. Aurelia planula larve jelly fishPhylum:CnidarianStructure:planulaLocomotion:cilia
    14. 14. Aurelia ephyraClass:scyphazoaGenus:Aurelia
    15. 15. Obelia colony Medusa budstentacles Colony: GonangiumStructure: (reproductive)Perisac(dead Colony:material) Hyrdranth (feeding)Molecule:catinCoenosarc(living)
    16. 16. Hydranematocysts
    17. 17. Hydra budding tentaclesbud Basal disc (foot) mouth hypostome
    18. 18. Hydra• Phylum: – cnidarians• class: – hydrozoa Gastrovascular cavity gastrodermis epidermis Mesoglea layer
    19. 19. Planaria w.m aka (scientific name): dugesia Eye spotsClass:turbellaria pharynx
    20. 20. epidermis Planaria c.s pharynx Circular musclesLongitudinal muscles Parenchyma gastrodermis layer Gastrovascular cavity Buccal cavity Nerve chord
    21. 21. Anterior portion of Clonorchis mouth Oral sucker pharynx esophogasIntestinalSecum (?)
    22. 22. Mid section of ClonorchrisSturcture hidingunder uterus:Ventral sucker Yolk gland uterus Intestinal secum
    23. 23. Posterior portion of Clonorchris ovary Yolk gland testies
    24. 24. Clonorchis w.mcommon name: human liver fluke mouth Gastrovascular cavity uterus Yolk glands testiesovaries Excretory pore
    25. 25. Clonorchis eggs
    26. 26. Fasciola hepatica class: Trematoda Oral sucker Ventral suckertesties Uterus w/eggs Yolk glands
    27. 27. • Organism: – Fasciola hepatica• stage/life: – Cercaria• *goes to vegetation and comes back as metacercaria
    28. 28. • Organism: • Fasciola hepatica• stage/life/structure: – miracidium• *this is what comes out of the egg, goes into snail
    29. 29. Fasciola hepatica (redia)
    30. 30. Fasciola hepatica Cercaria
    31. 31. Fasciola hepatica (metacercaria)
    32. 32. • Scistosoma cercaria• Species: scistosoma• Head has digestive enzymes to go into human• Branched tail help it to swim
    33. 33. Schistosoma w.m female and male Gender: male Gynecophoric canalVentral sucker Oral sucker Gender: female
    34. 34. Schistosoma w.mfemale and male
    35. 35. Schistosoma ova spike spike
    36. 36. Taenia scolex structure: scolex proglottidssuckers
    37. 37. Mature proglottidstesties Genital pore ovary Yolk gland
    38. 38. Gravid ploglottids*filled with eggs
    39. 39. Organism: Dipylidium caninum Rostellum hooks (identified by elevation)suckers
    40. 40. Organism: Dipylidium caninumGential pores (2) testies ovaries
    41. 41. Organism: Dipylidium caninum spermGenital pore ovaries
    42. 42. Organism: Echinococcus granulosusHydatid cyst
    43. 43. Organism: Echinococcus granulosus*Organism: Echinococcusgranulosus is smallesttapeworm [3 segments]3 segments: scolex geminated zone mature proglottids
    44. 44. Diphylobothrium latum ova
    45. 45. • Organism: – Diphylobothrium latum scolex• Disease: – pernicious anemia (megaloblastic anemia): vitamin B12 deficiency
    46. 46. Organism:Tania soliumClass:Cestoda(tapeworm)Structure:CystercercusDisease:Cerebral cysticercosis

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